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APPENDIX B Detailed Habitat Suitability Index Calculations for Habitat Losses September 2012 Project No. 10-1346-0001 / 9100 APPENDIX B Detailed Habitat Suitability Index Calculations for Habitat Losses

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Page 1: Appendix B · 2012. 9. 20. · APPENDIX B Detailed Habitat Suitability Index Calculations for Habitat Losses September 2012 Project No. 10-1346-0001 / 9100 i Table of Contents 1.0

APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100

APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

Page 2: Appendix B · 2012. 9. 20. · APPENDIX B Detailed Habitat Suitability Index Calculations for Habitat Losses September 2012 Project No. 10-1346-0001 / 9100 i Table of Contents 1.0

APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 i

Table of Contents

1.0 HABITAT MEASUREMENTS AND DETERMINATION OF HABITAT SUITABILITY INDEX VALUES FOR

AFFECTED WATERCOURSES AND WATERBODIES................................................................................................... 1

2.0 REFERENCES ............................................................................................................................................................. 240

TABLES

Table B1 Muskeg River Reach 6b Habitat Data............................................................................................................ 2

Table B2 Habitat Suitability for Brook Stickleback in Reach 6b of the Muskeg River – Downstream Sampling

Location Data ................................................................................................................................................ 3

Table B3 Habitat Suitability for Brook Stickleback in Reach 6b of the Muskeg River – Upstream Sampling

Location Data ................................................................................................................................................ 4

Table B4 Habitat Suitability for Fathead Minnow on Reach 6b of the Muskeg River – Downstream Sampling

Location Data ................................................................................................................................................ 5

Table B5 Habitat Suitability for Fathead Minnow in Reach 6b of the Muskeg River – Upstream Sampling

Location Data ................................................................................................................................................ 6

Table B6 Habitat Suitability for Finescale Dace in Reach 6b of the Muskeg River – Downstream Sampling

Location Data ................................................................................................................................................ 7

Table B7 Habitat Suitability for Finescale Dace in Reach 6b of the Muskeg River – Upstream Sampling

Location Data ................................................................................................................................................ 8

Table B8 Habitat Suitability for Lake Chub in Reach 6b of the Muskeg River – Downstream Sampling

Location Data ................................................................................................................................................ 9

Table B9 Habitat Suitability for Lake Chub in Reach 6b of the Muskeg River – Upstream Sampling Location

Data............................................................................................................................................................... 9

Table B10 Habitat Suitability for Longnose Sucker in Reach 6b of the Muskeg River – Downstream Sampling

Location Data .............................................................................................................................................. 10

Table B11 Habitat Suitability for Longnose Sucker in Reach 6b of the Muskeg River – Upstream Sampling

Location Data .............................................................................................................................................. 11

Table B12 Habitat Suitability for Northern Pike in Reach 6b of the Muskeg River – Downstream Sampling

Location Data .............................................................................................................................................. 12

Table B13 Habitat Suitability for Northern Pike in Reach 6b of the Muskeg River – Upstream Sampling

Location Data .............................................................................................................................................. 13

Table B14 Habitat Suitability for Pearl Dace in Reach 6b of the Muskeg River – Downstream Sampling

Location Data .............................................................................................................................................. 14

Table B15 Habitat Suitability for Pearl Dace in Reach 6b of the Muskeg River – Upstream Sampling Location

Data............................................................................................................................................................. 14

Table B16 Habitat Suitability for White Sucker in Reach 6b of the Muskeg River – Downstream Sampling

Location Data .............................................................................................................................................. 15

Table B17 Habitat Suitability for White Sucker in Reach 6b of the Muskeg River – Upstream Sampling

Location Data .............................................................................................................................................. 16

Table B18 Muskeg River Reach 7 Habitat Data............................................................................................................ 17

Table B19 Habitat Suitability of Brook Stickleback in Reach 7 of the Muskeg River..................................................... 18

Table B20 Habitat Suitability of Finescale Dace in Reach 7 of the Muskeg River ........................................................ 19

Table B21 Habitat Suitability of Lake Chub in Reach 7 of the Muskeg River................................................................ 19

Table B22 Habitat Suitability of Longnose Sucker in Reach 7 of the Muskeg River ..................................................... 20

Table B23 Habitat Suitability of Northern Pike in Reach 7 of the Muskeg River ........................................................... 21

Page 3: Appendix B · 2012. 9. 20. · APPENDIX B Detailed Habitat Suitability Index Calculations for Habitat Losses September 2012 Project No. 10-1346-0001 / 9100 i Table of Contents 1.0

APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 ii

Table B24 Habitat Suitability of Pearl Dace in Reach 7 of the Muskeg River ............................................................... 22

Table B25 Habitat Suitability for White Sucker in Reach 7 of the Muskeg River........................................................... 23

Table B26 Unnamed Waterbody 2 Habitat Data........................................................................................................... 23

Table B27 Habitat Suitability for Brook Stickleback in Unnamed Waterbody 2 of the Muskeg River Watershed.......... 24

Table B28 Unnamed Waterbody 17 Habitat Data......................................................................................................... 24

Table B29 Habitat Suitability for Brook Stickleback in Unnamed Waterbody 17 of the Muskeg River

Watershed ................................................................................................................................................... 25

Table B30 Unnamed Waterbody 1 Habitat Data........................................................................................................... 25

Table B31 Habitat Suitability for Brook Stickleback in Unnamed Waterbody 1 of the Muskeg River Watershed.......... 26

Table B32 Habitat Suitability for Lake Chub in Unnamed Waterbody 1 of the Muskeg River Watershed..................... 27

Table B33 Habitat Suitability for Longnose Sucker in Unnamed Waterbody 1 of the Muskeg River Watershed .......... 28

Table B34 Habitat Suitability for Northern Pike in Unnamed Waterbody 1 of the Muskeg River Watershed ................ 29

Table B35 Habitat Suitability for Pearl Dace in Unnamed Waterbody 1 of the Muskeg River Watershed..................... 29

Table B36 Habitat Suitability for White Sucker in Unnamed Waterbody 1 of the Muskeg River Watershed ................. 30

Table B37 Wapasu Creek Reach 1 Habitat Data.......................................................................................................... 30

Table B38 Habitat Suitability for Brook Stickleback in Reach 1 of Wapasu Creek........................................................ 31

Table B39 Habitat Suitability for Fathead Minnow in Reach 1 of Wapasu Creek.......................................................... 32

Table B40 Habitat Suitability for Lake Chub in Reach 1 of Wapasu Creek................................................................... 33

Table B41 Habitat Suitability for Longnose Sucker in Reach 1 of Wapasu Creek ........................................................ 34

Table B42 Habitat Suitability for Pearl Dace in Reach 1 of Wapasu Creek .................................................................. 35

Table B43 Habitat Suitability for White Sucker in Reach 1 of Wapasu Creek............................................................... 36

Table B44 Wapasu Creek Reach 3a Habitat Data........................................................................................................ 36

Table B45 Habitat Suitability for Brook Stickleback in Reach 3a of Wapasu Creek...................................................... 37

Table B46 Habitat Suitability for Fathead Minnow in Reach 3a of Wapasu Creek........................................................ 38

Table B47 Habitat Suitability for Lake Chub in Reach 3a of Wapasu Creek................................................................. 38

Table B48 Habitat Suitability for Longnose Sucker in Reach 3a of Wapasu Creek ...................................................... 39

Table B49 Habitat Suitability for Pearl Dace in Reach 3a for Wapasu Creek ............................................................... 40

Table B50 Habitat Suitability for White Sucker in Reach 3a of Wapasu Creek............................................................. 41

Table B51 Wapasu Creek Reach 3b Habitat Data........................................................................................................ 41

Table B52 Habitat Suitability of Brook Stickleback in Reach 3b of Wapasu Creek....................................................... 42

Table B53 Habitat Suitability of Fathead Minnow in Reach 3b of Wapasu Creek......................................................... 43

Table B54 Habitat Suitability of Lake Chub in Reach 3b of Wapasu Creek .................................................................. 44

Table B55 Habitat Suitability of Longnose Sucker in Reach 3b of Wapasu Creek ....................................................... 45

Table B56 Habitat Suitability of Pearl Dace in Reach 3b of Wapasu Creek.................................................................. 46

Table B57 Habitat Suitability of White Sucker in Reach 3b of Wapasu Creek .............................................................. 47

Table B58 Unnamed Creek 9 Habitat Data................................................................................................................... 47

Table B59 Habitat Suitability for Brook Stickleback in Unnamed Creek 9..................................................................... 48

Table B60 Habitat Suitability for Lake Chub in Unnamed Creek 9................................................................................ 48

Table B61 Habitat Suitability for Pearl Dace in Unnamed Creek 9 ............................................................................... 49

Table B62 Unnamed Waterbody 3 Habitat Data........................................................................................................... 49

Table B63 Habitat Suitability for Brook Stickleback in Unnamed Waterbody 3 of the Muskeg River Watershed.......... 50

Table B64 Unnamed Creek 12 Habitat Data................................................................................................................. 50

Table B65 Habitat Suitability of Brook Stickleback in Unnamed Creek 12 in the Muskeg River Watershed................. 51

Table B66 Habitat Suitability of Lake Chub in Unnamed Creek 12 in the Muskeg River Watershed ............................ 51

Table B67 Habitat Suitability of Longnose Sucker in Unnamed Creek 12 in the Muskeg River Watershed.................. 52

Table B68 Habitat Suitability of Pearl Dace in Unnamed Creek 12 in the Muskeg River Watershed............................ 53

Table B69 Habitat Suitability of White Sucker in Unnamed Creek 12 in the Muskeg River Watershed ........................ 54

Table B70 Pierre River Reach 1 Habitat Data............................................................................................................... 55

Table B71 Habitat Suitability for Arctic Grayling in Reach 1 of the Pierre River............................................................ 56

Table B72 Habitat Suitability for Brassy Minnow in Reach 1 of the Pierre River........................................................... 57

Page 4: Appendix B · 2012. 9. 20. · APPENDIX B Detailed Habitat Suitability Index Calculations for Habitat Losses September 2012 Project No. 10-1346-0001 / 9100 i Table of Contents 1.0

APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 iii

Table B73 Habitat Suitability for Brook Stickleback in Reach 1 of the Pierre River ...................................................... 58

Table B74 Habitat Suitability for Burbot, Rearing Stage in Reach 1 of the Pierre River................................................ 59

Table B75 Habitat Suitability for Burbot, Feeding Stage in Reach 1 of the Pierre River ............................................... 60

Table B76 Habitat Suitability for Burbot, Spawning Stage in Reach 1 of the Pierre River ............................................ 60

Table B77 Habitat Suitability for Fathead Minnow in Reach 1 of the Pierre River ........................................................ 61

Table B78 Habitat Suitability for Flathead Chub in Reach 1 of the Pierre River ........................................................... 62

Table B79 Habitat Suitability for Lake Chub in Reach 1 of the Pierre River.................................................................. 62

Table B80 Habitat Suitability for Longnose Dace in Reach 1 of the Pierre River.......................................................... 63

Table B81 Habitat Suitability for Longnose Sucker in Reach 1 of the Pierre River ....................................................... 64

Table B82 Habitat Suitability for Northern Pike in Reach 1 of the Pierre River ............................................................. 65

Table B83 Habitat Suitability for Northern Redbelly Dace in Reach 1 of the Pierre River............................................. 66

Table B84 Habitat Suitability for Pearl Dace in Reach 1 of the Pierre River ................................................................. 67

Table B85 Habitat Suitability for Slimy Sculpin in Reach 1 of the Pierre River ............................................................. 67

Table B86 Habitat Suitability for Trout-Perch in Reach 1 of the Pierre River ................................................................ 68

Table B87 Habitat Suitability for Walleye in Reach 1 of the Pierre River ...................................................................... 68

Table B88 Habitat Suitability for White Sucker in Reach 1 of the Pierre River.............................................................. 69

Table B89 Pierre River Reach 2 Habitat Data............................................................................................................... 69

Table B90 Habitat Suitability for Arctic Grayling in Reach 2 of the Pierre River............................................................ 70

Table B91 Habitat Suitability for Brassy Minnow in Reach 2 of the Pierre River........................................................... 71

Table B92 Habitat Suitability for Brook Stickleback in Reach 2 of the Pierre River ...................................................... 72

Table B93 Habitat Suitability for Burbot, Rearing Stage in Reach 2 of the Pierre River................................................ 73

Table B94 Habitat Suitability for Burbot, Feeding Stage in Reach 2 of the Pierre River ............................................... 74

Table B95 Habitat Suitability for Burbot, Spawning Stage in Reach 2 of the Pierre River ............................................ 74

Table B96 Habitat Suitability for Fathead Minnow in Reach 2 of the Pierre River ........................................................ 75

Table B97 Habitat Suitability for Lake Chub in Reach 2 of the Pierre River.................................................................. 75

Table B98 Habitat Suitability for Longnose Dace in Reach 2 of the Pierre River.......................................................... 76

Table B99 Habitat Suitability for Longnose Sucker in Reach 2 of the Pierre River ....................................................... 77

Table B100 Habitat Suitability for Northern Pike in Reach 2 of the Pierre River ............................................................. 78

Table B101 Habitat Suitability for Northern Redbelly Dace in Reach 2 of the Pierre River............................................. 79

Table B102 Habitat Suitability for Pearl Dace in Reach 2 of the Pierre River ................................................................. 80

Table B103 Habitat Suitability for Slimy Sculpin in Reach 2 of the Pierre River ............................................................. 80

Table B104 Habitat Suitability for Trout-Perch in Reach 2 of the Pierre River ................................................................ 81

Table B105 Habitat Suitability for Walleye in Reach 2 of the Pierre River ...................................................................... 81

Table B106 Habitat Suitability for White Sucker in Reach 2 of the Pierre River.............................................................. 82

Table B107 Unnamed Creek 4 Habitat Data................................................................................................................... 82

Table B108 Habitat Suitability of Brassy Minnow in Unnamed Creek 4 of the Pierre River Watershed.......................... 83

Table B109 Habitat Suitability for Brook Stickleback in Unnamed Creek 4 of the Pierre River Watershed..................... 84

Table B110 Habitat Suitability for Fathead Minnow in Unnamed Creek 4 of the Pierre River Watershed....................... 85

Table B111 Habitat Suitability of Lake Chub in Unnamed Creek 4 of the Pierre River Watershed................................. 86

Table B112 Habitat Suitability for Longnose Sucker in Unnamed Creek 4 of the Pierre River Watershed ..................... 87

Table B113 Habitat Suitability for Northern Pike in Unnamed Creek 4 of the Pierre River Watershed ........................... 88

Table B114 Habitat Suitability for Northern Redbelly Dace in Unnamed Creek 4 of the Pierre River Watershed........... 89

Table B115 Habitat Suitability for Pearl Dace in Unnamed Creek 4 of the Pierre River Watershed ............................... 90

Table B116 Habitat Suitability of White Sucker in Unnamed Creek 4 of the Pierre River Watershed............................. 91

Table B117 Eymundson Creek Reach 1 Habitat Data.................................................................................................... 91

Table B118 Habitat Suitability for Arctic Grayling in Reach 1 of Eymundson Creek ....................................................... 92

Table B119 Habitat Suitability for Brook Stickleback in Reach 1 of Eymundson Creek.................................................. 93

Table B120 Habitat Suitability for Burbot, Rearing Stage in Reach 1 of Eymundson Creek ........................................... 94

Table B121 Habitat Suitability for Burbot, Feeding Stage in Reach 1 of Eymundson Creek........................................... 95

Table B122 Habitat Suitability for Burbot, Spawning Stage Reach 1 of Eymundson Creek............................................ 95

Page 5: Appendix B · 2012. 9. 20. · APPENDIX B Detailed Habitat Suitability Index Calculations for Habitat Losses September 2012 Project No. 10-1346-0001 / 9100 i Table of Contents 1.0

APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 iv

Table B123 Habitat Suitability for Fathead Minnow in Reach 1 of Eymundson Creek.................................................... 96

Table B124 Habitat Suitability of Flathead Chub in Reach 1 of Eymundson Creek ........................................................ 97

Table B125 Habitat Suitability of Lake Chub in Reach 1 of Eymundson Creek .............................................................. 97

Table B126 Habitat Suitability for Longnose Sucker in Reach 1 of Eymundson Creek .................................................. 98

Table B127 Habitat Suitability of Northern Pike in Reach 1 of Eymundson Creek.......................................................... 99

Table B128 Habitat Suitability for Northern Redbelly Dace in Reach 1 of Eymundson Creek ...................................... 100

Table B129 Habitat Suitability of Pearl Dace in Reach 1 of Eymundson Creek............................................................ 101

Table B130 Habitat Suitability for Trout-Perch in Reach 1 of Eymundson Creek ......................................................... 101

Table B131 Habitat Suitability for Walleye in Reach 1of Eymundson Creek................................................................. 102

Table B132 Habitat Suitability for White Sucker in Reach 1 of Eymundson Creek ....................................................... 103

Table B133 Unnamed Creek 1 Reach 1 Habitat Data .................................................................................................. 103

Table B134 Habitat Suitability of Arctic Grayling in Reach 1 of Unnamed Creek 1 in the Eymundson Creek

Watershed ................................................................................................................................................. 104

Table B135 Habitat Suitability for Brook Stickleback in Reach 1 of Unnamed Creek 1 in the Eymundson Creek

Watershed ................................................................................................................................................. 105

Table B136 Habitat Suitability of Burbot, Rearing Stage in Reach 1 of Unnamed Creek 1 in the Eymundson

Creek Watershed....................................................................................................................................... 106

Table B137 Habitat Suitability of Burbot, Feeding Stage in Reach 1 of Unnamed Creek 1 in the Eymundson

Creek Watershed....................................................................................................................................... 107

Table B138 Habitat Suitability of Burbot, Spawning Stage in Reach 1 of Unnamed Creek 1 in the Eymundson

Creek Watershed....................................................................................................................................... 107

Table B139 Habitat Suitability of Fathead Minnow in Reach 1 of Unnamed Creek 1 in the Eymundson Creek

Watershed ................................................................................................................................................. 108

Table B140 Habitat Suitability of Flathead Chub in Reach 1 of Unnamed Creek 1 in the Eymundson Creek

Watershed ................................................................................................................................................. 109

Table B141 Habitat Suitability of Lake Chub in Reach 1 of Unnamed Creek 1 in the Eymundson Creek

Watershed ................................................................................................................................................. 109

Table B142 Habitat Suitability of Longnose Sucker in Reach 1 of Unnamed Creek 1 in the Eymundson Creek

Watershed ................................................................................................................................................. 110

Table B143 Habitat Suitability for Northern Redbelly Dace in Reach 1 of Unnamed Creek 1 in the Eymundson

Creek Watershed....................................................................................................................................... 111

Table B144 Habitat Suitability of Pearl Dace in Reach 1 of Unnamed Creek 1 in the Eymundson Creek

Watershed ................................................................................................................................................. 112

Table B145 Habitat Suitability of Trout-Perch in Reach 1 of Unnamed Creek 1 in the Eymundson Creek

Watershed ................................................................................................................................................. 112

Table B146 Habitat Suitability of White Sucker in Reach 1 of Unnamed Creek 1 in the Eymundson Creek

Watershed ................................................................................................................................................. 113

Table B147 Unnamed Creek 1 Reach 2 Habitat Data .................................................................................................. 113

Table B148 Habitat Suitability for Brook Stickleback in Reach 2 of Unnamed Creek 1 in the Eymundson Creek

Watershed ................................................................................................................................................. 114

Table B149 Habitat Suitability of Burbot, Rearing Stage in Reach 2 of Unnamed Creek 2 in the Eymundson

Creek Watershed....................................................................................................................................... 115

Table B150 Habitat Suitability of Burbot, Feeding Stage in Reach 2 of Unnamed Creek 1 in the Eymundson

Creek Watershed....................................................................................................................................... 116

Table B151 Habitat Suitability of Burbot, Spawning Stage in Reach 2 of Unnamed Creek 1 in the Eymundson

Creek Watershed....................................................................................................................................... 116

Table B152 Habitat Suitability of Fathead Minnow in Reach 2 of Unnamed Creek 1 in the Eymundson Creek

Watershed ................................................................................................................................................. 117

Table B153 Habitat Suitability of Flathead Chub in Reach 2 of Unnamed Creek 1 in the Eymundson Creek

Watershed ................................................................................................................................................. 118

Page 6: Appendix B · 2012. 9. 20. · APPENDIX B Detailed Habitat Suitability Index Calculations for Habitat Losses September 2012 Project No. 10-1346-0001 / 9100 i Table of Contents 1.0

APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 v

Table B154 Habitat Suitability of Lake Chub in Reach 2 of Unnamed Creek 1 in the Eymundson Creek

Watershed ................................................................................................................................................. 118

Table B155 Habitat Suitability of Longnose Sucker in Reach 2 of Unnamed Creek 1 in the Eymundson Creek

Watershed ................................................................................................................................................. 119

Table B156 Habitat Suitability of Northern Redbelly Dace in Reach 2 of Unnamed Creek 1 in Eymundson

Creek Watershed....................................................................................................................................... 120

Table B157 Habitat Suitability of Pearl Dace in Reach 2 of Unnamed Creek 1 in the Eymundson Creek

Watershed ................................................................................................................................................. 121

Table B158 Habitat Suitability of White Sucker in Reach 2 of Unnamed Creek 1 in the Eymundson Creek

Watershed ................................................................................................................................................. 122

Table B159 Unnamed Waterbody 5 Habitat Data......................................................................................................... 122

Table B160 Habitat Suitability of Brook Stickleback in Unnamed Waterbody 5 in the Eymundson Creek

Watershed ................................................................................................................................................. 123

Table B161 Eymundson Creek Reach 2 Habitat Data.................................................................................................. 123

Table B162 Habitat Suitability for Arctic Grayling in Reach 2 of Eymundson Creek ..................................................... 124

Table B163 Habitat Suitability for Brook Stickleback in Reach 2 of Eymundson Creek................................................ 125

Table B164 Habitat Suitability for Burbot Rearing Stage, in Reach 2 of Eymundson Creek ......................................... 126

Table B165 Habitat Suitability of Burbot Feeding Stage, in Reach 2 of Eymundson Creek.......................................... 127

Table B166 Habitat Suitability of Burbot Spawning Stage, in Reach 2 of Eymundson Creek ....................................... 127

Table B167 Habitat Suitability of Fathead Minnow in Reach 2 of Eymundson Creek ................................................... 128

Table B168 Habitat Suitability of Flathead Chub in Reach 2 of Eymundson Creek ...................................................... 129

Table B169 Habitat Suitability of Lake Chub in Reach 2 of Eymundson Creek ............................................................ 129

Table B170 Habitat Suitability of Longnose Sucker in Reach 2 of Eymundson Creek.................................................. 130

Table B171 Habitat Suitability of Northern Redbelly Dace in Reach 2 of Eymundson Creek ....................................... 131

Table B172 Habitat Suitability of Pearl Dace in Reach 2 of Eymundson Creek............................................................ 132

Table B173 Habitat Suitability of Trout-Perch in Reach 2 of Eymundson Creek........................................................... 132

Table B174 Habitat Suitability of White Sucker in Reach 2 of Eymundson Creek ........................................................ 133

Table B175 Unnamed Creek 11 Habitat Data............................................................................................................... 133

Table B176 Habitat Suitability of Brook Stickleback in Unnamed Creek 11 in the Eymundson Creek Watershed ....... 134

Table B177 Habitat Suitability of Fathead Minnow in Unnamed Creek 11 in the Eymundson Creek Watershed ......... 135

Table B178 Habitat Suitability of Lake Chub in Unnamed Creek 11 in the Eymundson Creek Watershed................... 136

Table B179 Habitat Suitability of Longnose Sucker in Unnamed Creek 11 in the Eymundson Creek Watershed ........ 137

Table B180 Habitat Suitability of Northern Redbelly Dace in Unnamed Creek 11 in the Eymundson Creek

Watershed ................................................................................................................................................. 138

Table B181 Habitat Suitability of Pearl Dace in Unnamed Creek 11 of Eymundson Creek Watershed........................ 139

Table B182 Habitat Suitability of White Sucker in Unnamed Creek 11 in the Eymundson Creek Watershed............... 140

Table B183 Eymundson Creek Reach 3 Habitat Data.................................................................................................. 140

Table B184 Habitat Suitability of Arctic Grayling in Reach 3 of Eymundson Creek ...................................................... 141

Table B185 Habitat Suitability of Brook Stickleback in Reach 3 of Eymundson Creek ................................................. 142

Table B186 Habitat Suitability of Fathead Minnow in Reach 3 of Eymundson Creek ................................................... 143

Table B187 Habitat Suitability of Flathead Chub in Reach 3 of Eymundson Creek ...................................................... 144

Table B188 Habitat Suitability of Lake Chub in Reach 3 of Eymundson Creek ............................................................ 144

Table B189 Habitat Suitability of Longnose Sucker in Reach 3 of Eymundson Creek.................................................. 145

Table B190 Habitat Suitability of Northern Redbelly Dace in Reach 3 of Eymundson Creek ....................................... 146

Table B191 Habitat Suitability of Pearl Dace in Reach 3 of Eymundson Creek............................................................ 147

Table B192 Habitat Suitability of White Sucker in Reach 3 of Eymundson Creek ........................................................ 148

Table B193 Eymundson Creek Reach 4 Habitat Data.................................................................................................. 148

Table B194 Habitat Suitability of Brook Stickleback in Reach 4 of Eymundson Creek ................................................. 149

Table B195 Habitat Suitability of Fathead Minnow in Reach 4 of Eymundson Creek ................................................... 150

Table B196 Habitat Suitability of Lake Chub in Reach 4 of Eymundson Creek ............................................................ 151

Page 7: Appendix B · 2012. 9. 20. · APPENDIX B Detailed Habitat Suitability Index Calculations for Habitat Losses September 2012 Project No. 10-1346-0001 / 9100 i Table of Contents 1.0

APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 vi

Table B197 Habitat Suitability of Northern Redbelly Dace in Reach 4 of Eymundson Creek ....................................... 151

Table B198 Habitat Suitability of Pearl Dace in Reach 4 of Eymundson Creek............................................................ 152

Table B199 Asphalt Creek Reach 1 Habitat Data......................................................................................................... 152

Table B200 Habitat Suitability of Brook Stickleback in Reach 1 of Asphalt Creek ........................................................ 153

Table B201 Habitat Suitability of Fathead Minnow in Reach 1 of Asphalt Creek .......................................................... 154

Table B202 Habitat Suitability of Lake Chub in Reach 1 of Asphalt Creek ................................................................... 155

Table B203 Habitat Suitability of Northern Redbelly Dace in Reach 1 of Asphalt Creek .............................................. 156

Table B204 Habitat Suitability of Pearl Dace in Reach 1 of Asphalt Creek................................................................... 157

Table B205 Unnamed Creek 10 Habitat Data............................................................................................................... 157

Table B206 Habitat Suitability of Brook Stickleback in Unnamed Creek 10, a Minor Tributary to the Athabasca

River .......................................................................................................................................................... 158

Table B207 Habitat Suitability of Fathead Minnow in Unnamed Creek 10 a Minor Tributary to the Athabasca

River .......................................................................................................................................................... 159

Table B208 Habitat Suitability of Lake Chub in Unnamed Creek 10, a Minor Tributary of the Athabasca River........... 160

Table B209 Habitat Suitability of Northern Redbelly Dace in Unnamed Creek 10, a Minor Tributary to the

Athabasca River ........................................................................................................................................ 161

Table B210 Habitat Suitability of Pearl Dace in Unnamed Creek 10, a Minor Tributary to the Athabasca River .......... 162

Table B211 Big Creek Reach 1 Habitat Data................................................................................................................ 162

Table B212 Habitat Suitability of Arctic Grayling in Reach 1 of Big Creek .................................................................... 163

Table B213 Habitat Suitability of Brook Stickleback in Reach 1 of Big Creek............................................................... 164

Table B214 Habitat Suitability of Burbot Rearing Stage in Reach 1 of Big Creek......................................................... 165

Table B215 Habitat Suitability of Burbot Feeding Stage in Reach 1 of Big Creek ........................................................ 166

Table B216 Habitat Suitability of Burbot Spawning Stage in Reach 1 of Big Creek...................................................... 166

Table B217 Habitat Suitability of Fathead Minnow in Reach 1 of Big Creek................................................................. 167

Table B218 Habitat Suitability of Flathead Chub in Reach 1 of Big Creek.................................................................... 168

Table B219 Habitat Suitability of Lake Chub in Reach 1 of Big Creek.......................................................................... 168

Table B220 Habitat Suitability of Longnose Dace in Reach 1 of Big Creek .................................................................. 169

Table B221 Habitat Suitability of Longnose Sucker in Reach 1 of Big Creek ............................................................... 170

Table B222 Habitat Suitability of Northern Pike in Reach 1 of Big Creek ..................................................................... 171

Table B223 Habitat Suitability of Pearl Dace in Reach 1 of Big Creek.......................................................................... 171

Table B224 Habitat Suitability of Slimy Sculpin in Reach 1 of Big Creek...................................................................... 172

Table B225 Habitat Suitability of Spoonhead Sculpin in Reach 1 of Big Creek ............................................................ 172

Table B226 Habitat Suitability of Spottail Shiner in Reach 1 of Big Creek.................................................................... 173

Table B227 Habitat Suitability of Trout-Perch in Reach 1 of Big Creek ........................................................................ 173

Table B228 Habitat Suitability of Walleye in Reach 1 of Big Creek............................................................................... 174

Table B229 Habitat Suitability of White Sucker in Reach 1 of Big Creek...................................................................... 175

Table B230 Habitat Suitability for Yellow Perch in Reach 1 of Big Creek ..................................................................... 175

Table B231 Big Creek Reach 2 Habitat Data................................................................................................................ 176

Table B232 Habitat Suitability of Brook Stickleback in Reach 2 of Big Creek............................................................... 176

Table B233 Habitat Suitability of Burbot Rearing Stage in Reach 2 of Big Creek......................................................... 177

Table B234 Habitat Suitability of Burbot Feeding Stage in Reach 2 of Big Creek ........................................................ 178

Table B235 Habitat Suitability of Burbot Spawning Stage in Reach 2 of Big Creek...................................................... 178

Table B236 Habitat Suitability of Fathead Minnow in Reach 2 of Big Creek................................................................. 179

Table B237 Habitat Suitability of Lake Chub in Reach 2 of Big Creek.......................................................................... 180

Table B238 Habitat Suitability of Longnose Dace in Reach 2 of Big Creek .................................................................. 181

Table B239 Habitat Suitability of Longnose Sucker in Reach 2 of Big Creek ............................................................... 182

Table B240 Habitat Suitability of Pearl Dace in Reach 2 of Big Creek.......................................................................... 183

Table B241 Habitat Suitability of Slimy Sculpin in Reach 2 of Big Creek...................................................................... 183

Table B242 Habitat Suitability of Spoonhead Sculpin in Reach 2 of Big Creek ............................................................ 184

Table B243 Habitat Suitability of White Sucker in Reach 2 of Big Creek...................................................................... 185

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 vii

Table B244 Habitat Suitability for Yellow Perch in Reach 2 of Big Creek ..................................................................... 185

Table B245 Unnamed Creek 7a Habitat Data............................................................................................................... 186

Table B246 Habitat Suitability of Brook Stickleback in Unnamed Creek 7a in the Big Creek Watershed ..................... 186

Table B247 Habitat Suitability of Fathead Minnow in Unnamed Creek 7a in the Big Creek Watershed ....................... 187

Table B248 Habitat Suitability of Lake Chub in Unnamed Creek 7a in the Big Creek Watershed ................................ 188

Table B249 Habitat Suitability of Longnose Sucker in Unnamed Creek 7a in the Big Creek Watershed...................... 189

Table B250 Habitat Suitability of White Sucker in Unnamed Creek 7a in the Big Creek Watershed ............................ 190

Table B251 Unnamed Creek 2 Habitat Data................................................................................................................. 191

Table B252 Habitat Suitability of Brook Stickleback in Unnamed Creek 2 in the Big Creek Watershed ....................... 191

Table B253 Habitat Suitability of Fathead Minnow in Unnamed Creek 2 in the Big Creek Watershed ......................... 192

Table B254 Habitat Suitability of Lake Chub in Unnamed Creek 2 in the Big Creek Watershed .................................. 193

Table B255 Habitat Suitability of Longnose Sucker in Unnamed Creek 2 in the Big Creek Watershed........................ 194

Table B256 Habitat Suitability of Pearl Dace in Unnamed Creek 2 in the Big Creek Watershed.................................. 195

Table B257 Habitat Suitability of Slimy Sculpin in Unnamed Creek 2 in the Big Creek Watershed .............................. 195

Table B258 Habitat Suitability of White Sucker in Unnamed Creek 2 in the Big Creek Watershed .............................. 196

Table B259 First Creek Reach 2 Habitat Data.............................................................................................................. 196

Table B260 Habitat Suitability of Brook Stickleback in Reach 2 of First Creek ............................................................. 197

Table B261 Habitat Suitability of Fathead Minnow in Reach 2 of First Creek ............................................................... 198

Table B262 Habitat Suitability of Lake Chub in Reach 2 of First Creek ........................................................................ 199

Table B263 Habitat Suitability of Longnose Sucker in Reach 2 of First Creek.............................................................. 200

Table B264 Habitat Suitability of Pearl Dace in Reach 2 of First Creek........................................................................ 201

Table B265 Habitat Suitability of White Sucker in Reach 2 of First Creek .................................................................... 202

Table B266 Unnamed Waterbody 15 Habitat Data....................................................................................................... 202

Table B267 Habitat Suitability of Brook Stickleback in Unnamed Waterbody 15 .......................................................... 203

Table B268 Habitat Suitability of Fathead Minnow in Unnamed Waterbody 15 ............................................................ 204

Table B269 Habitat Suitability of Lake Chub in Unnamed Waterbody 15 ..................................................................... 205

Table B270 Big Creek Reach 3 Habitat Data................................................................................................................ 205

Table B271 Habitat Suitability of Brook Stickleback in Reach 3 of Big Creek............................................................... 206

Table B272 Habitat Suitability of Fathead Minnow in Reach 3 of Big Creek................................................................. 207

Table B273 Habitat Suitability of Lake Chub in Reach 3 of Big Creek.......................................................................... 208

Table B274 Habitat Suitability of Longnose Sucker in Reach 3 of Big Creek ............................................................... 209

Table B275 Habitat Suitability of Pearl Dace in Reach 3 of Big Creek.......................................................................... 210

Table B276 Redclay Creek Reach 1 Habitat Data........................................................................................................ 210

Table B277 Habitat Suitability of Arctic Grayling in Reach 1 of Redclay Creek ............................................................ 211

Table B278 Habitat Suitability of Brook Stickleback in Reach 1 of Redclay Creek ....................................................... 212

Table B279 Habitat Suitability of Burbot Rearing Stage in Reach 1 of Redclay Creek ................................................. 213

Table B280 Habitat Suitability of Burbot Feeding Stage in Reach 1 of Redclay Creek................................................. 214

Table B281 Habitat Suitability of Burbot Spawning Stage in Reach 1 of Redclay Creek.............................................. 214

Table B282 Habitat Suitability of Fathead Minnow in Reach 1 of Redclay Creek ......................................................... 215

Table B283 Habitat Suitability of Finescale Dace in Reach 1 of Redclay Creek........................................................... 216

Table B284 Habitat Suitability of Flathead Chub in Reach 1 of Redclay Creek ............................................................ 217

Table B285 Habitat Suitability of Lake Chub in Reach 1 of Redclay Creek .................................................................. 217

Table B286 Habitat Suitability of Longnose Dace in Reach 1 of Redclay Creek .......................................................... 218

Table B287 Habitat Suitability of Longnose Sucker in Reach 1 of Redclay Creek........................................................ 219

Table B288 Habitat Suitability of Northern Pike in Reach 1 of Redclay Creek.............................................................. 220

Table B289 Habitat Suitability of Northern Redbelly Dace in Reach 1 of Redclay Creek ............................................. 221

Table B290 Habitat Suitability of Pearl Dace in Reach 1 of Redclay Creek.................................................................. 222

Table B291 Habitat Suitability of Slimy Sculpin in Reach 1 of Redclay Creek .............................................................. 222

Table B292 Habitat Suitability of Trout-Perch in Reach 1 of Redclay Creek................................................................. 223

Table B293 Habitat Suitability of Walleye in Reach 1 of Redclay Creek....................................................................... 223

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 viii

Table B294 Habitat Suitability of White Sucker in Reach 1 of Redclay Creek .............................................................. 224

Table B295 Redclay Creek Reach 2 Habitat Data........................................................................................................ 225

Table B296 Habitat Suitability of Arctic Grayling in Reach 2 of Redclay Creek ............................................................ 226

Table B297 Habitat Suitability of Brook Stickleback in Reach 2 of Redclay Creek ....................................................... 227

Table B298 Habitat Suitability of Burbot Rearing Stage in Reach 2 of Redclay Creek ................................................. 228

Table B299 Habitat Suitability of Burbot Feeding Stage in Reach 2 of Redclay Creek................................................. 229

Table B300 Habitat Suitability of Burbot Spawning Stage in Reach 2 of Redclay Creek.............................................. 229

Table B301 Habitat Suitability of Fathead Minnow in Reach 2 of Redclay Creek ......................................................... 230

Table B302 Habitat Suitability of Finescale Dace in Reach 2 of Redclay Creek........................................................... 231

Table B303 Habitat Suitability of Lake Chub in Reach 2 of Redclay Creek .................................................................. 231

Table B304 Habitat Suitability of Longnose Dace in Reach 2 of Redclay Creek .......................................................... 232

Table B305 Habitat Suitability of Longnose Sucker in Reach 2 of Redclay Creek........................................................ 233

Table B306 Habitat Suitability of Northern Pike in Reach 2 of Redclay Creek.............................................................. 234

Table B307 Habitat Suitability of Northern Redbelly Dace in Reach 2 of Redclay Creek ............................................. 235

Table B308 Habitat Suitability of Pearl Dace in Reach 2 of Redclay Creek.................................................................. 236

Table B309 Habitat Suitability of Slimy Sculpin in Reach 2 of Redclay Creek .............................................................. 236

Table B310 Habitat Suitability of Trout-Perch in Reach 2 of Redclay Creek................................................................. 237

Table B311 Habitat Suitability of White Sucker in Reach 2 of Redclay Creek .............................................................. 237

Table B312 Unnamed Waterbody 4 in the McClelland Lake Drainage Area Habitat Data............................................ 238

Table B313 Habitat Suitability of Brook Stickleback in Unnamed Waterbody 4 ............................................................ 238

Table B314 Unnamed Waterbody 16 in the Muskeg River Watershed Area Habitat Data............................................ 239

Table B315 Habitat Suitability of Brook Stickleback in Unnamed Waterbody 16 .......................................................... 239

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 1

1.0 HABITAT MEASUREMENTS AND DETERMINATION OF HABITATSUITABILITY INDEX VALUES FOR AFFECTED WATERCOURSESAND WATERBODIES

Using information gathered during the preparation of the Jackpine Mine Expansion and Pierre River Mine

Environmental Impact Assessment and supplemental baseline studies conducted in the summer of 2008, data

were compiled for the variables needed to calculate Habitat Suitability Index (HSI) values and Habitat Units.

This appendix presents the results of HSI determinations for fish species in watercourse reaches and

waterbodies for which habitat data were available. These HSI determinations are based on application of the

HSI models described by Golder (2008). Some HSI values were based on the HSI models developed by the

United States Fish and Wildlife Service (USFWS) and the original models should be referenced for details

(Edwards 1983; Hubert et al. 1985; Inskip 1982; Krieger et al. 1983; McMahon et al. 1984; Twomey et al. 1984).

When no habitat data were available for a particular watercourse reach, a conservative assumption was made

that the HSI for each species was equal to the HSI for those species in the nearest downstream reach.

Assumptions made in regards to HSI values used for species when no habitat data were available can found in

Table 5 of the main draft No Net Loss Plan document.

Habitat data and HSI determinations for watercourses and waterbodies affected by the Jackpine Mine Expansion

can be found in Tables B1 through B69. Habitat data and HSI determinations for watercourses and waterbodies

affected by the Pierre River Mine can be found in Tables B70 through B273. Habitat data and HSI

determinations for watercourses affected by the Project in the Redclay Creek watershed can be found in Tables

B274 through B309. Habitat data and HSI determinations for one waterbody potentially affected by the Project

in the McClelland Lake Drainage Area can be found in Tables B310 through B311.

List of Abbreviations

Term Description Term Description

% percent HSI Habitat Suitability Index

mg/L milligrams per litre JTU Jackson turbidity unit

< less than km kilometre

> greater than Log10 Base 10 logarithm

≤ less than or equal to m metre

≥ greater than or equal to m/km metres/per kilometre

°C degrees Celsius m2, m3 square metres, metres cubed

cm centimetre mm millimetre

cm/s centimetres per second n/a not applicable

DO dissolved oxygen SI suitability index

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 2

Table B1Muskeg River Reach 6b Habitat DataHabitat Variable Findings or Notes

Mean channel width (m) 9.43

Reach length (m) 22,578

Impounded area (m2) 0

Reach area (m2) 212,911

Substrate composition (%) downstream: 30% organic, 70% sand, upstream: 100% clay/silt

Channel unit composition (%) 100% Run

Instream cover (%)Downstream: 60% (0 to 60 mm), 40% (61 to 150 mm), 25% (>150 mm) (a)

Upstream: 60% (0 to 60 mm), 40% (61 to 150 mm), 25% (>150 mm) (a)

Overhead cover (%)Downstream: 15% (0 to 60 mm), 15% (61 to 150 mm), 15% (>150 mm) (a)

Upstream: 10% (0 to 60 mm), 10% (61 to 150 mm), 10% (>150 mm) (a)

Cover types and nesting materialspresent

Submergent plants, emergent plants, woody debris

Dissolved oxygen (DO) (mg/L) Summer: 4.87 downstream, 5.18 upstream, Late winter: 0.7(b)

pH Summer: 7.35 downstream, 7.26 upstream

Temperature (°C) Summer: 17.31 downstream, 19.23 upstream

Other observations n/a

Documented and assumed speciesbrook stickleback, fathead minnow, finescale dace, lake chub, longnose sucker, northern pike, pearldace, white sucker

(a)Size range refers to fish size and indicates different cover availability based on size class of fish.

(b)Late winter dissolved oxygen for Muskeg River Reach 6b is the 10th percentile of measured late winter values from historic monitoringresults for Muskeg River reaches upstream of Muskeg Creek (see Appendix D).

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 3

Table B2Habitat Suitability for Brook Stickleback in Reach 6b of the Muskeg River – DownstreamSampling Location Data

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate(a)

Percent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, bedrock, cobble, andrubble

0.0

V2 Nesting materials

Algae, submergent plants PRESENT

1.00

Emergent plants PRESENT

Inundated vegetation

Other (e.g., woody debris) PRESENT

None

V3 Channel unit

Percent area having flats, pools, backwater areas 0.0

0.50Percent area having runs 100.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V5 Late winter DO (mg/L)(b) ≥1 mg/L 0.50

<1 mg/L YES

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

(a)Throughout this appendix, substrate categories are as follows: bedrock, boulder (> 256 mm), cobble (> 64 mm to 256 mm, rounded),rubble (> 64 mm to 256 mm, angular), gravel (> 2 mm to 64 mm), sand (> 0.06 mm to 2.0 mm) and clay/silt (≤ 0.06 mm), which includes detritus/organic matter. The distinction between cobble and rubble is that cobble material has a smooth rounded shape, while rubble ismaterial in the same size range, but with sharp angular corners.

(b)Throughout this appendix, late winter DO concentration criteria are based on the assumptions that if measured late winter DO is greaterthan the indicated concentration, DO is not limiting at any time of year, and if measured late winter DO is less than the indicatedconcentration, DO may be limiting in winter but not during the open-water period. In addition, since DO is not measured in all areaswithin a watercourse or waterbody, there may exist some local areas where late winter DO is greater than the measured concentrations.Late winter dissolved oxygen for Muskeg River Reach 6b is the 10th percentile of measured late winter values from historic monitoringresults for Muskeg River reaches upstream of Muskeg Creek (see Appendix D).

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 4

Table B3Habitat Suitability for Brook Stickleback in Reach 6b of the Muskeg River – Upstream SamplingLocation Data

ModelVariable

VariableDescription

CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, bedrock, cobble, andrubble

0.0

V2 Nesting materials

Algae, submergent plants PRESENT

1.00

Emergent plants PRESENT

Inundated vegetation

Other (e.g., woody debris) PRESENT

None

V3 Channel unit

Percent area having flats, pools, backwater areas 0.0

0.50Percent area having runs 100.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L 0.50

<1 mg/L YES

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 5

Table B4Habitat Suitability for Fathead Minnow on Reach 6b of the Muskeg River – DownstreamSampling Location Data

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, cobble and rubble 0.0

Percent area having bedrock 0.0

V2 Instream coverSubmergent and emergent plants PRESENT

1.00other (e.g., woody debris, rock) PRESENT

V3 Spawning material

Underside of rocks, logs, debris, broadleaf vegetation PRESENT

1.00Vertical surfaces of emergents (stems)

No suitable material

V4 Channel unit

Percent area having flats, pools, backwater areas 0.0

0.75Percent area having runs 100.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V5 Instream cover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V6Late winter DO(mg/L)

≥1 mg/L 0.50

<1 mg/L YES

V7 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 6

Table B5Habitat Suitability for Fathead Minnow in Reach 6b of the Muskeg River – Upstream SamplingLocation Data

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, cobble and rubble 0.0

Percent area having bedrock 0.0

V2 Instream coverSubmergent and emergent plants PRESENT

1.00other (e.g., woody debris, rock) PRESENT

V3 Spawning material

Underside of rocks, logs, debris, broadleafvegetation

PRESENT

1.00Vertical surfaces of emergents (stems) PRESENT

No suitable material

V4 Channel unit

Percent area having flats, pools, backwater areas 0.0

0.75Percent area having runs 100.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V5 Instream cover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V6Late winter DO(mg/L)

≥1 mg/L 0.50

<1 mg/L YES

V7 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 7

Table B6Habitat Suitability for Finescale Dace in Reach 6b of the Muskeg River – Downstream SamplingLocation Data

ModelVariable

VariableDescription

CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, cobble and rubble 0.0

Percent area having bedrock 0.0

V2 Instream cover

Submergent and emergent plants, woody debris, inundatedvegetation

PRESENT

1.00Rubble or cobble

Boulder or bedrock

V3 Channel unit

Percent area having flats, pools, backwater areas 0.0

0.50Percent area having runs 100.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L 0.50

<1 mg/L YES

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 8

Table B7Habitat Suitability for Finescale Dace in Reach 6b of the Muskeg River – Upstream SamplingLocation Data

ModelVariable

VariableDescription

CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, cobble and rubble 0.0

Percent area having bedrock 0.0

V2 Instream cover

Submergent and emergent plants, woody debris, inundatedvegetation

PRESENT

1.00Rubble or cobble

Boulder or bedrock

V3 Channel unit

Percent area having flats, pools, backwater areas 0.0

0.50Percent area having runs 100.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L 0.50

<1 mg/L YES

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 9

Table B8Habitat Suitability for Lake Chub in Reach 6b of the Muskeg River – Downstream SamplingLocation Data

ModelVariable

VariableDescription

CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having rubble, gravel, cobble, boulder 0.0

0.50Percent area having sand, clay/silt, bedrock 100.0

V2 Instream coverRubble, cobble, boulder, vegetation, woody debris,submergent and emergent plants

PRESENT 1.00

V3 Channel unit

Percent area having runs, flats, and pools 100.0

1.00Percent area having riffles 0.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50% YES

1.00>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L 0.25

<1 mg/L YES

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 to >9

HSI Value 0.25

Table B9Habitat Suitability for Lake Chub in Reach 6b of the Muskeg River – Upstream SamplingLocation Data

ModelVariable

VariableDescription

CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having rubble, gravel, cobble, boulder 0.0

0.50Percent area having sand, clay/silt, bedrock 100.0

V2 Instream coverRubble, cobble, boulder, vegetation, woody debris,submergent and emergent plants

PRESENT 1.00

V3 Channel unit

Percent area having runs, flats, and pools 100.0

1.00Percent area having riffles 0.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50% YES

1.00>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L 0.25

<1 mg/L YES

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 to >9

HSI Value 0.25

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 10

Table B10 Habitat Suitability for Longnose Sucker in Reach 6b of the Muskeg River – DownstreamSampling Location Data

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 Spawning location

Riffles present with suitable substrate

0.50Riffles present, but not suitable substrate(e.g., bedrock or boulder) for spawning. Noriffles present.

YES

V2 Depth of riffle for spawning

Riffles present with suitable substrate

0.50Riffles present, but not suitable substrate(e.g., bedrock or boulder) for spawning. Noriffles present.

YES

V3 Current velocity of spawning habitat

Riffles present with suitable substrate

0.50Riffles present, but not suitable substrate(e.g., bedrock or boulder) for spawning. Noriffles present.

YES

V4Mean water temperature duringspawning and incubation

Refer to Edwards (1983)Assumed not

limiting1.00

V6 Substrate type

Refer to Edwards (1983) 0.3

0.50If the HSI result is <0.5 due to this variable,SI = 0.5

YES

V7

Percent cover (e.g., vegetation,boulders, rubble) inshallow/shoreline areas (May toJuly)

Refer to Edwards (1983) 60.0 1.00

V11 pH range during the summer Refer to Edwards (1983)Assumed not

limiting1.00

V12 DO range during the summer Refer to Edwards (1983)Assumed not

limiting1.00

V13Mean water temperature during thesummer (July and August)

Refer to Edwards (1983)Assumed not

limiting1.00

V14 Channel units

Percent area having pools and runs 100.0

1.00Percent area having riffles 0.0

Percent area having flats 0.0

Percent area having rapids 0.0

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 11

Table B11 Habitat Suitability for Longnose Sucker in Reach 6b of the Muskeg River – UpstreamSampling Location Data

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 Spawning location

Riffles present with suitable substrate

0.50Riffles present, but not suitablesubstrate (e.g., bedrock or boulder) forspawning. No riffles present.

YES

V2 Depth of riffle for spawning

Riffles present with suitable substrate

0.50Riffles present, but not suitablesubstrate (e.g., bedrock or boulder) forspawning. No riffles present.

YES

V3 Current velocity of spawning habitat

Riffles present with suitable substrate

0.50Riffles present, but not suitablesubstrate (e.g., bedrock or boulder) forspawning. No riffles present.

YES

V4Mean water temperature during spawningand incubation

Refer to Edwards (1983)Assumed not

limiting1.00

V6 Substrate type

Refer toEdwards (1983) 0.0

0.50If the HSI result is <0.5 due to thisvariable, SI = 0.5

YES

V7

Percent cover (e.g., vegetation, boulders,rubble) in shallow/shoreline areas (May toJuly)

Refer to Edwards (1983) 60.0 1.00

V11 pH range during the summer Refer to Edwards (1983)Assumed not

limiting1.00

V12 DO range during the summer Refer to Edwards (1983)Assumed not

limiting1.00

V13Mean water temperature during thesummer (July and August)

Refer to Edwards (1983)Assumed not

limiting1.00

V14 Channel units

Percent area having pools and runs 100.0

1.00Percent area having riffles 0.0

Percent area having flats 0.0

Percent area having rapids 0.0

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 12

Table B12 Habitat Suitability for Northern Pike in Reach 6b of the Muskeg River – DownstreamSampling Location Data

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

SuitabilityIndex(SI)

V1

Ratio of spawning habitat area to summer habitat area (estimatedproportion of the area that would be less than 1 m deep during springand with aquatic vegetation or debris)

Refer to Inskip(1982)

Assumed not limiting 1.00

V2Drop in water level (m) during embryo and fry stages (period ofspawning through the end of June)

Refer to Inskip(1982)

Assumed not limiting 1.00

V3Percent of midsummer area with emergent or submergent aquaticvegetation

Refer to Inskip(1982)

25.0 0.85

V4Log10 of total dissolved solids concentration in surface waters duringmidsummer

Refer to Inskip(1982)

Assumed not limiting 1.00

V5 Least suitable pH in spawning habitat during embryo and fry stagesRefer to Inskip(1982)

Assumed not limiting 1.00

V6 Average length of frost-free season (days)Refer to Inskip(1982)

85.0 0.70

V7

Maximal weekly average temperature of surface waters (usewarmest week of the year, take the average of the 7 day peaktemperatures during that period)

Refer to Inskip(1982)

Assumed not limiting 1.00

V8Area of backwaters, pools, or standing water (<5 cm/s) duringsummer, as a percent of the total surface area

Refer to Inskip(1982)

0.0

1.00Data insufficient,SI = 1

YES

V9Stream gradient (m/km). Assume reaches with gradients >5 m/kmhave no suitable habitat.

Refer to Inskip(1982)

Assumed not limiting 1.00

V10 Late winter DO≥2 mg/L

0.50<2 mg/L YES

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B13 Habitat Suitability for Northern Pike in Reach 6b of the Muskeg River – UpstreamSampling Location Data

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

SuitabilityIndex(SI)

V1

Ratio of spawning habitat area to summer habitat area (estimatedproportion of the area that would be less than 1 m deep during springand with aquatic vegetation or debris)

Refer to Inskip(1982)

Assumed not limiting 1.00

V2Drop in water level (m) during embryo and fry stages (period ofspawning through the end of June)

Refer to Inskip(1982)

Assumed not limiting 1.00

V3Percent of midsummer area with emergent or submergent aquaticvegetation

Refer to Inskip(1982)

25.0 0.85

V4Log10 of total dissolved solids concentration in surface waters duringmidsummer

Refer to Inskip(1982)

Assumed not limiting 1.00

V5 Least suitable pH in spawning habitat during embryo and fry stagesRefer to Inskip(1982)

Assumed not limiting 1.00

V6 Average length of frost-free season (days)Refer to Inskip(1982)

85.0 0.70

V7

Maximal weekly average temperature of surface waters (usewarmest week of the year, take the average of the 7 day peaktemperatures during that period)

Refer to Inskip(1982)

Assumed not limiting 1.00

V8Area of backwaters, pools, or standing water (<5 cm/s) duringsummer, as a percent of the total surface area

Refer to Inskip(1982)

1.00Datainsufficient,SI = 1

YES

V9Stream gradient (m/km). Assume reaches with gradients >5 m/kmhave no suitable habitat.

Refer to Inskip(1982)

Assumed not limiting 1.00

V10 Late winter DO≥2 mg/L

0.50<2 mg/L YES

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B14 Habitat Suitability for Pearl Dace in Reach 6b of the Muskeg River – DownstreamSampling Location Data

ModelVariable

VariableDescription

CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 100.0

1.00Percent area having rubble and cobble 0.0

Percent area having boulder and bedrock 0.0

V2 Instream cover

Vegetation, woody debris, submergent and emergent plants PRESENT

1.00Rubble and cobble

Boulder and bedrock

V3 Channel unit

Percent area having runs, flats, and pools 100.0

1.00Percent area having riffles 0.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50%

0.75>10 to 20% or >50 to 65% YES

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L 0.50

<1 mg/L YES

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

Table B15 Habitat Suitability for Pearl Dace in Reach 6b of the Muskeg River – Upstream SamplingLocation Data

ModelVariable

VariableDescription

CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 100.0

1.00Percent area having rubble and cobble 0.0

Percent area having boulder and bedrock 0.0

V2 Instream cover

Vegetation, woody debris, submergent and emergent plants PRESENT

1.00Rubble and cobble

Boulder and bedrock

V3 Channel unit

Percent area having runs, flats, and pools 100.0

1.00Percent area having riffles 0.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50%

0.75>10 to 20% or >50 to 65% YES

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L 0.50

<1 mg/L YES

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B16 Habitat Suitability for White Sucker in Reach 6b of the Muskeg River – DownstreamSampling Location Data

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1Maximum monthly average turbidity during theyear (Jackson turbidity unit [JTU])

Assume not limiting, SI = 1 Assumed not limiting 1.00

V2Weekly average pH during the year understable conditions

Weekly average pH during theyear under stable conditions 1.00

If data are insufficient, SI = 1 YES

V3Minimum DO during May-August in areas ofsuitable temperature

Assume not limiting, SI = 1 Assumed not limiting 1.00

V4Average of mean weekly water temp duringJuly and August for adults and juveniles

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V5Average of mean weekly water temperaturesduring July and August for fry

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V6

Average of mean weekly water temperaturesduring spawning and incubation (April throughJuly)

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V7Average riffle velocity (cm/s) during spawningand incubation

Riffles present with suitablespawning substrate

0.50No riffles present with suitablespawning substrate

YES

V8Average riffle depth (cm) during spawning andincubation

Riffles present with suitablespawning substrate

0.50No riffles present with suitablespawning substrate

YES

V9Percent instream and overhanging shorelinecover

Refer to Twomey et al. (1984) 27.5(a) 0.72

V10 Percent pools during average summer flows Refer to Twomey et al. (1984) 0.0 0.00

HSI Value 0.56

(a)Average of instream and overhead cover for 61 to 150 mm fish.

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B17 Habitat Suitability for White Sucker in Reach 6b of the Muskeg River – UpstreamSampling Location Data

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1Maximum monthly average turbidity during theyear (JTU)

Assume not limiting, SI = 1 Assumed not limiting 1.00

V2Weekly average pH during the year understable conditions

Weekly average pH during theyear under stable conditions 1.00

If data are insufficient, SI = 1 YES

V3Minimum DO during May-August in areas ofsuitable temperature

Assume not limiting, SI = 1 Assumed not limiting 1.00

V4Average of mean weekly water temp duringJuly and August for adults and juveniles

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V5Average of mean weekly water temperaturesduring July and August for fry

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V6

Average of mean weekly water temperaturesduring spawning and incubation (April throughJuly)

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V7Average riffle velocity (cm/s) during spawningand incubation

Riffles present with suitablespawning substrate

0.50No riffles present with suitablespawning substrate

YES

V8Average riffle depth (cm) during spawning andincubation

Riffles present with suitablespawning substrate

0.50No riffles present with suitablespawning substrate

YES

V9Percent instream and overhanging shorelinecover

Refer to Twomey et al. (1984) 25.0(a) 0.66

V10 Percent pools during average summer flows Refer to Twomey et al. (1984) 0.0 0.00

HSI Value 0.55

(a)Average of instream and overhead cover for 61 to 150 mm fish.

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B18 Muskeg River Reach 7 Habitat DataHabitat Variable Findings or Notes

Mean channel width (m) 8.0(a)

Reach length (m) 2,531(a)

Impounded area (m2) 0

Reach area (m2) 20,248(a)

Substrate composition (%) 50% clay/silt, 50% sand

Channel unit composition (%) 100% Run

Instream cover (%) 25% (0 to 60 mm), 10% (61 to 150 mm), 5% (>150 mm) (b)

Overhead cover (%) 50% (0 to 60 mm), 30% (61 to 150 mm), 10% (>150 mm) (b)

Cover types and nesting materialspresent

Submergent plants, emergent plants, woody debris

DO (mg/L) Late winter 0.70 (c)

pH 7.85

Temperature (°C) No data

Other observations n/a

Documented and assumed speciesBrook stickleback, finescale dace, lake chub, longnose sucker, northern pike, pearl dace, whitesucker

(a)Channel width, reach length and reach area data for Muskeg River Reach 7 obtained from Imperial Oil (2007).

(b)Size range refers to fish size and indicates different cover availability based on size class of fish.

(c)Late winter dissolved oxygen for Muskeg River Reach 6b is the 10th percentile of measured late winter values from historic monitoringresults for Muskeg River reaches upstream of Muskeg Creek (see Appendix D).

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 18

Table B19 Habitat Suitability of Brook Stickleback in Reach 7 of the Muskeg RiverModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, bedrock, cobble, andrubble

0.0

V2 Nesting materials

Algae, submergent plants PRESENT

1.00

Emergent plants PRESENT

Inundated vegetation

Other (e.g., woody debris) PRESENT

None

V3 Channel unit

Percent area having flats, pools, backwater areas 0.0

0.50Percent area having runs 100.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50%

0.50

>30 to 50%

>20 to 30% YES

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L 0.50

<1 mg/L YES

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 19

Table B20 Habitat Suitability of Finescale Dace in Reach 7 of the Muskeg RiverModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, cobble and rubble 0.0

Percent area having bedrock 0.0

V2 Instream cover

Submergent and emergent plants, woody debris,inundated vegetation

PRESENT

1.00Rubble or cobble

Boulder or bedrock

V3 Channel unit

Percent area having flats, pools, backwater areas 0.0

0.50Percent area having runs 100.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50%

0.50

>30 to 50%

>20 to 30% YES

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L 0.50

<1 mg/L YES

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

Table B21 Habitat Suitability of Lake Chub in Reach 7 of the Muskeg RiverModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having rubble, gravel, cobble, boulder 0.0

0.50Percent area having sand, clay/silt, bedrock 100.0

V2 Instream coverRubble, cobble, boulder, vegetation, woody debris,submergent and emergent plants

PRESENT 1.00

V3 Channel unit

Percent area having runs, flats, and pools 100.0

1.00Percent area having riffles 0.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50%

0.50>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75% YES

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L 0.25

<1 mg/L YES

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 to >9

HSI Value 0.25

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 20

Table B22 Habitat Suitability of Longnose Sucker in Reach 7 of the Muskeg RiverModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Spawning location

Riffles present with suitable substrate

0.50Riffles present, but not suitablesubstrate (e.g., bedrock or boulder) forspawning. No riffles present.

YES

V2 Depth of riffle for spawning

Riffles present with suitable substrate

0.50Riffles present, but not suitablesubstrate (e.g., bedrock or boulder) forspawning. No riffles present.

YES

V3 Current velocity of spawning habitat

Riffles present with suitable substrate

0.50Riffles present, but not suitablesubstrate (e.g., bedrock or boulder) forspawning. No riffles present.

YES

V4Mean water temperature during spawningand incubation

Refer to Edwards (1983)Assumed not

limiting1.00

V6 Substrate type

Refer to Edwards (1983) 0.2

0.50If the HSI result is <0.5 due to thisvariable, SI = 0.5

YES

V7

Percent cover (e.g., vegetation, boulders,rubble) in shallow/shoreline areas (May toJuly)

Refer to Edwards (1983) 25.0 1.00

V11 pH range during the summer Refer to Edwards (1983)Assumed not

limiting1.00

V12 DO range during the summer Refer to Edwards (1983)Assumed not

limiting1.00

V13Mean water temperature during thesummer (July and August)

Refer to Edwards (1983)Assumed not

limiting1.00

V14 Channel units

Percent area having pools and runs 100.0

1.00Percent area having riffles 0.0

Percent area having flats 0.0

Percent area having rapids 0.0

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B23 Habitat Suitability of Northern Pike in Reach 7 of the Muskeg River

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

SuitabilityIndex(SI)

V1

Ratio of spawning habitat area to summer habitat area (estimatedproportion of the area that would be less than 1 m deep during springand with aquatic vegetation or debris)

Refer to Inskip(1982)

Assumed not limiting 1.00

V2Drop in water level (m) during embryo and fry stages (period ofspawning through the end of June)

Refer to Inskip(1982)

Assumed not limiting 1.00

V3Percent of midsummer area with emergent or submergent aquaticvegetation

Refer to Inskip(1982)

25.0 1.00

V4Log10 of total dissolved solids concentration in surface waters duringmidsummer

Refer to Inskip(1982)

Assumed not limiting 1.00

V5 Least suitable pH in spawning habitat during embryo and fry stagesRefer to Inskip(1982)

Assumed not limiting 1.00

V6 Average length of frost-free season (days)Refer to Inskip(1982)

85.0 0.70

V7

Maximal weekly average temperature of surface waters (usewarmest week of the year, take the average of the 7 day peaktemperatures during that period)

Refer to Inskip(1982)

Assumed not limiting 1.00

V8Area of backwaters, pools, or standing water (<5 cm/s) duringsummer, as a percent of the total surface area

Refer to Inskip(1982)

20.0

0.20Datainsufficient,SI = 1

V9Stream gradient (m/km). Assume reaches with gradients >5 m/kmhave no suitable habitat.

Refer to Inskip(1982)

Assumed not limiting 1.00

V10 Late winter DO≥2 mg/L

0.50<2 mg/L YES

HSI Value 0.20

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B24 Habitat Suitability of Pearl Dace in Reach 7 of the Muskeg RiverModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 100.0

1.00Percent area having rubble and cobble 0.0

Percent area having boulder and bedrock 0.0

V2Instreamcover

Vegetation, woody debris, submergent and emergent plants PRESENT

1.00Rubble and cobble

Boulder and bedrock

V3 Channel unit

Percent area having runs, flats, and pools 100.0

1.00Percent area having riffles 0.0

Percent area having rapids 0.0

V4Instreamcover

>20 to 50% YES

1.00>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5Late winterDO (mg/L)

≥1 mg/L 0.50

<1 mg/L YES

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 23

Table B25 Habitat Suitability for White Sucker in Reach 7 of the Muskeg RiverModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1Maximum monthly average turbidity during theyear (JTU)

Assume not limiting, SI = 1 Assumed not limiting 1.00

V2Weekly average pH during the year under stableconditions

Weekly average pH duringthe year under stableconditions

0.01.00

If data are insufficient, SI = 1 YES

V3Minimum DO during May-August in areas ofsuitable temperature

Assume not limiting, SI = 1 Assumed not limiting 1.00

V4Average of mean weekly water temp during Julyand August for adults and juveniles

Refer to Twomey et al.(1984)

Assumed not limiting 1.00

V5Average of mean weekly water temperaturesduring July and August for fry

Refer to Twomey et al.(1984)

Assumed not limiting 1.00

V6

Average of mean weekly water temperaturesduring spawning and incubation (April throughJuly)

Refer to Twomey et al.(1984)

Assumed not limiting 1.00

V7Average riffle velocity (cm/s) during spawningand incubation

Riffles present with suitablespawning substrate

0.50No riffles present withsuitable spawning substrate

YES

V8Average riffle depth (cm) during spawning andincubation

Riffles present with suitablespawning substrate

0.50No riffles present withsuitable spawning substrate

YES

V9Percent instream and overhanging shorelinecover

Refer to Twomey et al.(1984)

20.0 (a) 0.55

V10 Percent pools during average summer flowsRefer to mTwomey et al.(1984)

0.0 0.00

HSI Value 0.52

(a)Average of instream and overhead cover for 61 to 150 mm fish.

Table B26 Unnamed Waterbody 2 Habitat DataHabitat Variable Findings or Notes

Mean channel width (m) n/a

Reach length (m) n/a

Impounded area (m2) n/a

Area (m2) 84,914(a)

Substrate composition (%) 100% clay/silt

Depth percent distribution (%) 100% up to 1 m

Littoral cover (%) 35% (0 to 60 mm), 10% (61 to 150 mm), 5% (>150 mm) (b)

Cover types and nesting materials present Submergent plants, emergent plants

DO (mg/L) Late winter 1.14

pH 8.44

Temperature (°C) Winter 0.52, spring 16.3, fall 5.41, summer 17.8

Other observations n/a

Documented and assumed species Brook stickleback

(a)Area includes Unnamed Waterbody 2 and a nearby small unnamed waterbody.

(b)Size range refers to fish size and indicates different cover availability based on size class of fish.

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 24

Table B27 Habitat Suitability for Brook Stickleback in Unnamed Waterbody 2 of the Muskeg RiverWatershed

ModelVariable

VariableDescription

CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, bedrock, cobble, and rubble 0.0

V2 Nesting materials

Algae, submergent plants PRESENT

1.00

Emergent plants PRESENT

Inundated vegetation

Other (e.g., woody debris)

None

V3 Depth

Percent area having depths up to 2 m 100.0

1.00Percent area having depths >2 m to 5 m 0.0

Percent area having depths >5 m 0.0

V4 Littoral zone cover

>50%

0.75

>30 to 50% YES

>20 to 30%

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.75

Table B28 Unnamed Waterbody 17 Habitat DataHabitat Variable Findings or Notes

Mean channel width (m) n/a

Reach length (m) n/a

Impounded area (m2) n/a

Area (m2) 46,450(a)

Substrate composition (%) 100% clay/silt

Depth percent distribution (%) 100% up to 1 m

Littoral cover (%) 35% (0 to 60 mm), 10% (61 to 150 mm), 5% (>150 mm) (b)

Cover types and nesting materials present Submergent plants, emergent plants, woody debris

DO (mg/L) Late winter 1.22

pH 7.56

Temperature (°C) No data

Other observations n/a

Documented and assumed species Brook stickleback

(a)Area includes Unnamed Waterbody 17 and a nearby small unnamed waterbody.

(b)Size range refers to fish size and indicates different cover availability based on size class of fish.

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 25

Table B29 Habitat Suitability for Brook Stickleback in Unnamed Waterbody 17 of the Muskeg RiverWatershed

ModelVariable

VariableDescription

CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, bedrock, cobble, and rubble 0.0

V2Nestingmaterials

Algae, submergent plants PRESENT

1.00

Emergent plants PRESENT

Inundated vegetation PRESENT

Other (e.g., woody debris) PRESENT

None

V3 Depth

Percent area having depths up to 2 m 100.0

1.00Percent area having depths >2 m to 5 m 0.0

Percent area having depths >5 m 0.0

V4Littoral zonecover

>50%

0.75

>30 to 50% YES

>20 to 30%

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.75

Table B30 Unnamed Waterbody 1 Habitat DataHabitat Variable Findings or Notes

Mean channel width (m) n/a

Reach length (m) n/a

Impounded area (m2) n/a

Area (m2) 52,710

Substrate composition (%) 100% clay/silt

Depth percent distribution (%)6.7% up to 1 m, 25.3% (>1-2 m), 52.3% (>2-3 m), 13.4% (>3-4 m), 1.6% (>4-5 m), 0.6% (>5-7 m),0.1% (>7-10 m)

Littoral cover (%) 25% (0 to 60 mm), 10% (61 to 150 mm), 10% (>150 mm) (a)

Cover types and nesting materialspresent

Submergent plants

DO (mg/L) Late winter 3.04

pH Average 7.54

Temperature (°C) Spring 12.45, summer 13.5, winter 5.6

Other observations n/a

Documented and assumed species Brook stickleback, lake chub, longnose sucker, northern pike, pearl dace, white sucker

(a)Size range refers to fish size and indicates different cover availability based on size class of fish.

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Table B31 Habitat Suitability for Brook Stickleback in Unnamed Waterbody 1 of the Muskeg RiverWatershed

ModelVariable

VariableDescription

CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, bedrock, cobble, and rubble 0.0

V2 Nesting materials

Algae, submergent plants PRESENT

1.00

Emergent plants

Inundated vegetation

Other (e.g., woody debris)

None

V3 Depth

Percent area having depths up to 2 m 32.0

0.66Percent area having depths >2 m to 5 m 67.3

Percent area having depths >5 m 0.7

V4 Littoral zone cover

>50%

0.50

>30 to 50%

>20 to 30% YES

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

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Table B32 Habitat Suitability for Lake Chub in Unnamed Waterbody 1 of the Muskeg RiverWatershed

ModelVariable

VariableDescription

CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having boulder, cobble, rubble, gravel 0.0

0.50Percent area having sand, clay/silt, bedrock 100.0

V2 CoverRubble, cobble, boulder, vegetation, woody debris,submergent and emergent plants

PRESENT 1.00

V3 Depth

Percent area having depths 0 to 2 m 32.0

0.83Percent area having depths >2 to 5 m 67.3

Percent area having depths >5 m 0.7

V4Littoral zonecover

>20 to 50%

0.50>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75% YES

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

>2 mg/L YES

1.001 to 2 mg/L

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

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Table B33 Habitat Suitability for Longnose Sucker in Unnamed Waterbody 1 of the Muskeg RiverWatershed

ModelVariable

VariableDescription

CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1Spawninglocation(a)

Riffles present with suitable substrate YES

1.00Riffles present, but not suitable substrate (e.g., bedrockor boulder) for spawning. No riffles present.

V2Depth of riffle forspawning(a)

Riffles present with suitable substrate YES

1.00Riffles present, but not suitable substrate (e.g., bedrockor boulder) for spawning. No riffles present.

V3 Velocity

Riffles present with suitable substrate YES

1.00Riffles present, but not suitable substrate (e.g., bedrockor boulder) for spawning. No riffles present.

V4 Water temperatureMean water temperature during spawning andincubation. Refer to Edwards (1983).

Assumed not limiting 1.00

V6 Substrate typeRefer to Edwards (1983) 0.0

0.50If the HSI result is <0.5 due to this variable, SI = 0.5 YES

V7 % coverPercent cover (e.g., vegetation, boulders, rubble) inshallow/shoreline areas (May to July). Refer to graph.

25 1.00

V8Fluctuation inwater level

Fluctuation in water level in mid-summer (reservoirs).Refer to Edwards (1983)

Assumed not limiting 1.00

V9 Maximum depth Maximum depth. Refer to Edwards (1983). 26.1 1.00

V10 Average turbidityAverage turbidity (secchi disk) during the growingseason.

Assumed not limiting 1.00

V11pH range (duringsummer)

pH range during the summer. Refer to Edwards (1983). Assumed not limiting 1.00

V12 DODO range during the summer. Average mid-day DOconcentration in the epilimnion during July and August.Refer to Edwards (1983).

Assumed not limiting 1.00

V13

Mean watertemperature(Summer)

Mean water temperature during the summer (July andAugust). Mean water temperature in the epilimnionduring July and August. Refer to Edwards (1983).

Assumed not limiting 1.00

HSI Value 0.50

(a)Assumed spawning would take place in lake outlet and/or inlet.

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Table B34 Habitat Suitability for Northern Pike in Unnamed Waterbody 1 of the Muskeg RiverWatershed

ModelVariable

VariableDescription

CategoryInput Data Used orAssumptions Made

SuitabilityIndex(SI)

V1SpawningHabitat

Ratio of spawning habitat area to summer habitat area (estimatedproportion of the area that would be less than 1 m deep during springand with aquatic vegetation or debris). Refer to Inskip (1982).

Assumed not limiting 1.00

V2Drop in waterlevel (m)

Drop in water level (m) during embryo and fry stages (period ofspawning through the end of June). Refer to Inskip (1982).

Assumed not limiting 1.00

V3% aquaticvegetation

Percent of midsummer area with emergent or submergent aquaticvegetation. Refer to Inskip (1982).

25 0.85

V4 Dissolved solidsLog10 of total dissolved solids concentration in surface waters duringmidsummer. Refer to Inskip (1982).

Assumed not limiting 1.00

V5Least suitablepH

Least suitable pH in spawning habitat during embryo and fry stages.Refer to Inskip (1982).

Assumed not limiting 1.00

V6Length of frost-free season

Average length of frost-free season (days). Refer to Inskip (1982). 85 0.70

V7

Maxtemperature ofsurface

Maximal weekly average temperature of surface waters (usewarmest week of the year, take the average of the 7 day peaktemperatures during that period). Refer to Inskip (1982).

Assumed not limiting 1.00

V10 Late winter DO≥2 mg/L YES

1.00<2 mg/L

HSI Value 0.70

Table B35 Habitat Suitability for Pearl Dace in Unnamed Waterbody 1 of the Muskeg RiverWatershed

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 100.0

1.00Percent area having rubble and cobble 0.0

Percent area having boulder and bedrock 0.0

V2 Cover

Submergent and emergent vegetation PRESENT

1.00Rubble and cobble

Boulder and bedrock

V3 Depth

Percent area having depths 0 to 2 m 32.0

0.66Percent area having depths >2 to 5 m 67.3

Percent area having depths >5 m 0.7

V4 Littoral zone cover

>20 to 50% YES

1.00>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5 Late winter DO (mg/L)≥1 mg/L YES

1.00<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.66

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Table B36 Habitat Suitability for White Sucker in Unnamed Waterbody 1 of the Muskeg RiverWatershed

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1Maximum monthly average turbidity during theyear (JTU)

Assume not limiting, SI = 1 Assumed not limiting 1.00

V2Weekly average pH during the year under stableconditions

Weekly average pH during theyear under stable conditions 1.00

If data are insufficient, SI = 1 YES

V3Minimum DO during May-August in areas ofsuitable temperature

Assume not limiting, SI = 1 Assumed not limiting 1.00

V4Average of mean weekly water temp during Julyand August for adults and juveniles

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V5Average of mean weekly water temperaturesduring July and August for fry

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V6

Average of mean weekly water temperaturesduring spawning and incubation (April throughJuly)

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V11(a) Littoral spawning substrate

Percent littoral area havingboulder, cobble, and gravel

0.0

0.05Percent littoral area havingsand

0.0

Percent littoral area havingclay/silt and bedrock

100.0

HSI Value 1.00

(a)Assumed spawning would take place in lake outlet and/or inlet.

Table B37 Wapasu Creek Reach 1 Habitat DataHabitat Variable Findings or Notes

Mean channel width (m) 6.74(a)

Reach length (m) 4,448

Impounded area (m2) 0

Reach area (m2) 29,980

Substrate composition (%) 100% clay/silt

Channel unit composition (%) 100% flat

Instream cover (%) 60% (0 to 60 mm), 40% (61 to 150 mm), 20%(>150 mm) (b)

Overhead cover (%) 60% (0 to 60 mm), 30% (61 to 150 mm), 10% (>150 mm) (b)

Cover types and nesting materials present Submergent plants, emergent plants, woody debris

DO (mg/L) Late winter 2.40, spring 8.00, summer 4.10

pH Average 6.91

Temperature (°C) Spring 14.58, summer 13.07

Other observations n/a

Documented and assumed species Brook stickleback, fathead minnow, lake chub, longnose sucker, pearl dace, white sucker

(a)Stream width for Reach 1 assumed to be equivalent to width for Reach 3a.

(b)Size range refers to fish size and indicates different cover availability based on size class of fish.

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Table B38 Habitat Suitability for Brook Stickleback in Reach 1 of Wapasu CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, bedrock, cobble, and rubble 0.0

V2 Nesting materials

Algae, submergent plants PRESENT

1.00

Emergent plants PRESENT

Inundated vegetation

Other (e.g., woody debris) PRESENT

None

V3 Channel unit

Percent area having flats, pools, backwater areas 100.0

1.00Percent area having runs 0.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 1.00

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Table B39 Habitat Suitability for Fathead Minnow in Reach 1 of Wapasu CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, cobble and rubble 0.0

Percent area having bedrock 0.0

V2 Instream coverSubmergent and emergent plants PRESENT

1.00other (e.g., woody debris, rock) PRESENT

V3 Spawning material

Underside of rocks, logs, debris, broadleaf vegetation PRESENT

1.00Vertical surfaces of emergents (stems)

No suitable material

V4 Channel unit

Percent area having flats, pools, backwater areas 100.0

1.00Percent area having runs 0.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V5 Instream cover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V6Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V7 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 1.00

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Table B40 Habitat Suitability for Lake Chub in Reach 1 of Wapasu CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having rubble, gravel, cobble, boulder 0.0

0.50Percent area having sand, clay/silt, bedrock 100.0

V2 Instream coverRubble, cobble, boulder, vegetation, woody debris,submergent and emergent plants

PRESENT 1.00

V3 Channel unit

Percent area having runs, flats, and pools 100.0

1.00Percent area having riffles 0.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50% YES

1.00>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 to >9

HSI Value 0.50

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Table B41 Habitat Suitability for Longnose Sucker in Reach 1 of Wapasu CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Spawning location

Riffles present with suitable substrate

0.50Riffles present, but not suitable substrate(e.g., bedrock or boulder) for spawning.No riffles present.

YES

V2 Depth of riffle for spawning

Riffles present with suitable substrate

0.50Riffles present, but not suitable substrate(e.g., bedrock or boulder) for spawning.No riffles present.

YES

V3 Current velocity of spawning habitat

Riffles present with suitable substrate

0.50Riffles present, but not suitable substrate(e.g., bedrock or boulder) for spawning.No riffles present.

YES

V4Mean water temperature duringspawning and incubation

Refer to Edwards (1983) Assumed not limiting 1.00

V6 Substrate type

Refer to Edwards (1983) 0.0

0.50If the HSI result is <0.5 due to thisvariable, SI = 0.5

YES

V7

Percent cover (e.g., vegetation,boulders, rubble) inshallow/shoreline areas (May toJuly)

Refer to Edwards (1983) 60.0 1.00

V11 pH range during the summer Refer to Edwards (1983) Assumed not limiting 1.00

V12 DO range during the summer Refer to Edwards (1983) Assumed not limiting 1.00

V13Mean water temperature during thesummer (July and August)

Refer to Edwards (1983) Assumed not limiting 1.00

V14 Channel units

Percent area having pools and runs 0.0

0.50Percent area having riffles 0.0

Percent area having flats 100.0

Percent area having rapids 0.0

HSI Value 0.50

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Table B42 Habitat Suitability for Pearl Dace in Reach 1 of Wapasu CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 100.0

1.00Percent area having rubble and cobble 0.0

Percent area having boulder and bedrock 0.0

V2 Instream cover

Vegetation, woody debris, submergent and emergent plants PRESENT

1.00Rubble and cobble

Boulder and bedrock

V3 Channel unit

Percent area having runs, flats, and pools 100.0

1.00Percent area having riffles 0.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50%

0.75>10 to 20% or >50 to 65% YES

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.75

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Table B43 Habitat Suitability for White Sucker in Reach 1 of Wapasu CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1Maximum monthly average turbidity during theyear (JTU)

Assume not limiting, SI = 1 Assumed not limiting 1.00

V2Weekly average pH during the year under stableconditions

Weekly average pH during theyear under stable conditions 1.00

If data are insufficient, SI = 1 YES

V3Minimum DO during May-August in areas ofsuitable temperature

Assume not limiting, SI = 1 Assumed not limiting 1.00

V4Average of mean weekly water temp during Julyand August for adults and juveniles

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V5Average of mean weekly water temperaturesduring July and August for fry

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V6

Average of mean weekly water temperaturesduring spawning and incubation (April throughJuly)

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V7Average riffle velocity (cm/s) during spawningand incubation

Riffles present with suitablespawning substrate

0.50No riffles present with suitablespawning substrate

YES

V8Average riffle depth (cm) during spawning andincubation

Riffles present with suitablespawning substrate

0.50No riffles present with suitablespawning substrate

YES

V9Percent instream and overhanging shorelinecover

Refer to Twomey et al. (1984) 35.0(a) 0.89

V10 Percent pools during average summer flows Refer to Twomey et al. (1984) 0.0 0.00

HSI Value 0.61

(a)Average of instream and overhead cover for 61 to 150 mm fish.

Table B44 Wapasu Creek Reach 3a Habitat DataHabitat Variable Findings or Notes

Mean channel width (m) 6.74

Reach length (m) 7,809

Impounded area (m2) 0

Reach area (m2) 52,633

Substrate composition (%) 6% clay/silt, 50% sand, 10% gravel, 26% cobble, 8% boulder

Channel unit composition (%) 93% Run, 7% Riffle

Instream cover (%) 70% (0 to 60 mm), 40% (61 to 150 mm), 10% (>150 mm) (a)

Overhead cover (%) 60% (0 to 60 mm), 30% (61 to 150 mm), 15% (>150 mm) (a)

Cover types and nesting materials present Woody debris, underside of rocks, inundated vegetation

DO (mg/L) Late winter 6.32, spring 10.00, summer 8.86

pH Average 7.92

Temperature (°C) Spring 12.9, summer 14.2, winter 0.01

Other observations n/a

Documented and assumed species Brook stickleback, fathead minnow, lake chub, longnose sucker, pearl dace, white sucker

(a)Size range refers to fish size and indicates different cover availability based on size class of fish.

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Table B45 Habitat Suitability for Brook Stickleback in Reach 3a of Wapasu CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 66.0

0.75Percent area having boulder, bedrock, cobble, andrubble

34.0

V2 Nesting materials

Algae, submergent plants

0.50

Emergent plants

Inundated vegetation PRESENT

Other (e.g., woody debris) PRESENT

None

V3 Channel unit

Percent area having flats, pools, backwater areas 0.0

0.48Percent area having runs 93.0

Percent area having riffles 7.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.48

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B46 Habitat Suitability for Fathead Minnow in Reach 3a of Wapasu CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 66.0

0.83Percent area having boulder, cobble and rubble 34.0

Percent area having bedrock 0.0

V2 Instream coverSubmergent and emergent plants

0.50other (e.g., woody debris, rock) PRESENT

V3 Spawning material

Underside of rocks, logs, debris, broadleaf vegetation PRESENT

1.00Vertical surfaces of emergents (stems)

No suitable material

V4 Channel unit

Percent area having flats, pools, backwater areas 0.0

0.72Percent area having runs 93.0

Percent area having riffles 7.0

Percent area having rapids, chutes, falls 0.0

V5 Instream cover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V6Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V7 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

Table B47 Habitat Suitability for Lake Chub in Reach 3a of Wapasu CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having rubble, gravel, cobble, boulder 44.0

0.72Percent area having sand, clay/silt, bedrock 56.0

V2 Instream coverRubble, cobble, boulder, vegetation, woody debris,submergent and emergent plants

PRESENT 1.00

V3 Channel unit

Percent area having runs, flats, and pools 93.0

0.97Percent area having riffles 7.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50% YES

1.00>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 to >9

HSI Value 0.72

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Table B48 Habitat Suitability for Longnose Sucker in Reach 3a of Wapasu CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Spawning location

Riffles present with suitable substrate YES

1.00Riffles present, but not suitablesubstrate (e.g., bedrock or boulder) forspawning. No riffles present.

V2 Depth of riffle for spawning

Riffles present with suitable substrate YES

1.00Riffles present, but not suitablesubstrate (e.g., bedrock or boulder) forspawning. No riffles present.

V3 Current velocity of spawning habitat

Riffles present with suitable substrate YES

1.00Riffles present, but not suitablesubstrate (e.g., bedrock or boulder) forspawning. No riffles present.

V4Mean water temperature during spawningand incubation

Refer to Edwards (1983) Assumed not limiting 1.00

V6 Substrate type

Refer to Edwards (1983) 0.59

0.59If the HSI result is <0.5 due to thisvariable, SI = 0.5

V7

Percent cover (e.g., vegetation, boulders,rubble) in shallow/shoreline areas (May toJuly)

Refer to Edwards (1983) 70.0 1.00

V11 pH range during the summer Refer to Edwards (1983) Assumed not limiting 1.00

V12 DO range during the summer Refer to Edwards (1983) Assumed not limiting 1.00

V13Mean water temperature during thesummer (July and August)

Refer to Edwards (1983) Assumed not limiting 1.00

V14 Channel units

Percent area having pools and runs 93.0

0.98Percent area having riffles 7.0

Percent area having flats 0.0

Percent area having rapids 0.0

HSI Value 0.59

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B49 Habitat Suitability for Pearl Dace in Reach 3a for Wapasu CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 66.0

0.81Percent area having rubble and cobble 26.0

Percent area having boulder and bedrock 8.0

V2 Instream cover

Vegetation, woody debris, submergent and emergent plants PRESENT

1.00Rubble and cobble PRESENT

Boulder and bedrock PRESENT

V3 Channel unit

Percent area having runs, flats, and pools 93.0

0.97Percent area having riffles 7.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50%

0.50>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75% YES

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B50 Habitat Suitability for White Sucker in Reach 3a of Wapasu CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1Maximum monthly average turbidity during theyear (JTU)

Assume not limiting, SI = 1 Assumed not limiting 1.00

V2Weekly average pH during the year under stableconditions

Weekly average pH during theyear under stable conditions 1.00

If data are insufficient, SI = 1 YES

V3Minimum DO during May-August in areas ofsuitable temperature

Assume not limiting, SI = 1 Assumed not limiting 1.00

V4Average of mean weekly water temp during Julyand August for adults and juveniles

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V5Average of mean weekly water temperaturesduring July and August for fry

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V6

Average of mean weekly water temperaturesduring spawning and incubation (April throughJuly)

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V7Average riffle velocity (cm/s) during spawningand incubation

Riffles present with suitablespawning substrate

YES

1.00No riffles present with suitablespawning substrate

V8Average riffle depth (cm) during spawning andincubation

Riffles present with suitablespawning substrate

YES

1.00No riffles present with suitablespawning substrate

V9Percent instream and overhanging shorelinecover

Refer to Twomey et al. (1984) 35.0(a) 0.89

V10 Percent pools during average summer flows Refer to Twomey et al. (1984) 0.0 0.00

HSI Value 0.76

(a)Average of instream and overhead cover for 61 to 150 mm fish.

Table B51 Wapasu Creek Reach 3b Habitat DataHabitat Variable Findings or Notes

Mean channel width (m) 5.11

Reach length (m) 4,529

Impounded area (m2) 0

Reach area (m2) 23,143

Substrate composition (%) 9.8% clay/silt, 78.5% sand, 10.2% gravel, 1.3% cobble, 0.2% boulder

Channel unit composition (%) 98% Run, 2% Riffle

Instream cover (%) 70% (0 to 60 mm), 40% (61 to 150 mm), 10% (>150 mm) (a)

Overhead cover (%) 60% (0 to 60 mm), 30% (61 to 150 mm), 15% (>150 mm) (a)

Cover types and nesting materialspresent

Submergent plants, woody debris, underside of rocks, algae, inundated vegetations, otherinstream cover

DO (mg/L) No data. Frozen to bottom during winter sampling.

pH 7.53

Temperature (°C) No data

Other observations n/a

Documented and assumed species Brook stickleback, fathead minnow, lake chub, longnose sucker, pearl dace, white sucker

(a)Size range refers to fish size and indicates different cover availability based on size class of fish.

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Table B52 Habitat Suitability of Brook Stickleback in Reach 3b of Wapasu CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having gravel, sand, and clay/silt 98.5

0.99Percent area having boulder, bedrock, cobble, and rubble 1.5

V2Nestingmaterials

Algae, submergent plants PRESENT

1.00

Emergent plants

Inundated vegetation PRESENT

Other (e.g., woody debris) PRESENT

None

V3 Channel unit

Percent area having flats, pools, backwater areas 0.0

0.50Percent area having runs 98.1

Percent area having riffles 1.9

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B53 Habitat Suitability of Fathead Minnow in Reach 3b of Wapasu CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 98.5

0.99Percent area having boulder, cobble and rubble 1.5

Percent area having bedrock 0.0

V2 Instream coverSubmergent and emergent plants PRESENT

1.00other (e.g., woody debris, rock) PRESENT

V3 Spawning material

Underside of rocks, logs, debris, broadleaf vegetation PRESENT

1.00Vertical surfaces of emergents (stems)

No suitable material

V4 Channel unit

Percent area having flats, pools, backwater areas 0.0

0.74Percent area having runs 98.1

Percent area having riffles 1.9

Percent area having rapids, chutes, falls 0.0

V5 Instream cover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V6Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<1 mg/L

V7 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B54 Habitat Suitability of Lake Chub in Reach 3b of Wapasu CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having rubble, gravel, cobble, boulder 11.7

0.56Percent area having sand, clay/silt, bedrock 88.3

V2 Instream coverRubble, cobble, boulder, vegetation, woody debris,submergent and emergent plants

PRESENT 1.00

V3 Channel unit

Percent area having runs, flats, and pools 98.1

0.99Percent area having riffles 1.9

Percent area having rapids 0.0

V4 Instream cover

>20 to 50% YES

1.00>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.25<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 to >9

HSI Value 0.25

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B55 Habitat Suitability of Longnose Sucker in Reach 3b of Wapasu Creek

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

SuitabilityIndex(SI)

V1 Spawning location

Riffles present with suitable substrate YES

1.00Riffles present, but not suitable substrate(e.g., bedrock or boulder) for spawning.No riffles present.

V2 Depth of riffle for spawning

Riffles present with suitable substrate YES

1.00Riffles present, but not suitable substrate(e.g., bedrock or boulder) for spawning.No riffles present.

V3 Current velocity of spawning habitat

Riffles present with suitable substrate YES

1.00Riffles present, but not suitable substrate(e.g., bedrock or boulder) for spawning.No riffles present.

V4Mean water temperature during spawningand incubation

Refer to Edwards (1983) Assumed not limiting 1.00

V6 Substrate type

Refer to Edwards (1983) 0.43

0.50If the HSI result is <0.5 due to thisvariable, SI = 0.5

YES

V7

Percent cover (e.g., vegetation, boulders,rubble) in shallow/shoreline areas (May toJuly)

Refer to Edwards (1983) 70.0 1.00

V11 pH range during the summer Refer to Edwards (1983) Assumed not limiting 1.00

V12 DO range during the summer Refer to Edwards (1983) Assumed not limiting 1.00

V13Mean water temperature during thesummer (July and August)

Refer to Edwards (1983) Assumed not limiting 1.00

V14 Channel units

Percent area having pools and runs 98.1

1.00Percent area having riffles 1.9

Percent area having flats 0.0

Percent area having rapids 0.0

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B56 Habitat Suitability of Pearl Dace in Reach 3b of Wapasu Creek

ModelVariable

VariableDescription

CategoryInput Data Used orAssumptions Made

SuitabilityIndex(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 98.5

0.99Percent area having rubble and cobble 1.4

Percent area having boulder and bedrock 0.2

V2 Instream cover

Vegetation, woody debris, submergent and emergent plants PRESENT

1.00Rubble and cobble PRESENT

Boulder and bedrock PRESENT

V3 Channel unit

Percent area having runs, flats, and pools 98.1

0.99Percent area having riffles 1.9

Percent area having rapids 0.0

V4 Instream cover

>20 to 50%

0.50>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75% YES

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B57 Habitat Suitability of White Sucker in Reach 3b of Wapasu CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1Maximum monthly average turbidity during theyear (JTU)

Assume not limiting, SI = 1 Assumed not limiting 1.00

V2Weekly average pH during the year under stableconditions

Weekly average pH during theyear under stable conditions 1.00

If data are insufficient, SI = 1 YES

V3Minimum DO during May-August in areas ofsuitable temperature

Assume not limiting, SI = 1 Assumed not limiting 1.00

V4Average of mean weekly water temp during Julyand August for adults and juveniles

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V5Average of mean weekly water temperaturesduring July and August for fry

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V6

Average of mean weekly water temperaturesduring spawning and incubation (April throughJuly)

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V7Average riffle velocity (cm/s) during spawningand incubation

Riffles present with suitablespawning substrate

YES

1.00No riffles present with suitablespawning substrate

V8Average riffle depth (cm) during spawning andincubation

Riffles present with suitablespawning substrate

YES

1.00No riffles present with suitablespawning substrate

V9Percent instream and overhanging shorelinecover

Refer to Twomey et al. (1984) 35.0(a) 0.89

V10 Percent pools during average summer flows Refer to Twomey et al. (1984) 0.0 0.00

HSI Value 0.76

(a)Average of instream and overhead cover for 61 to 150 mm fish.

Table B58 Unnamed Creek 9 Habitat DataHabitat Variable Findings or Notes

Mean channel width (m)Defined channel = 0.87

Undefined channel = 0.10

Reach length (m)Defined channel = 3,514

Undefined channel = 5,870

Impounded area (m2) 0

Reach area (m2) 3,644

Substrate composition (%) 100% clay/silt

Channel unit composition (%) 90% Run, 10% Flat

Instream cover (%) 60% (0 to 60 mm), 53% (61 to 150 mm), 22% (>150 mm) (a)

Overhead cover (%) 16% (0 to 60 mm), 12% (61 to 150 mm), 4% (>150 mm) (a)

Cover types and nesting materials present Emergent plants, woody debris, other instream cover

DO (mg/L) Spring 0.39, fall 7.77, summer average 5.66

pH Average 7.17

Temperature (°C) No data

Other observations Frozen to bottom during late winter sampling

Documented and assumed species Brook stickleback, lake chub, pearl dace

(a)Size range refers to fish size and indicates different cover availability based on size class of fish.

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B59 Habitat Suitability for Brook Stickleback in Unnamed Creek 9Model

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, bedrock, cobble, and rubble 0.0

V2 Nesting materials

Algae, submergent plants

0.75

Emergent plants PRESENT

Inundated vegetation

Other (e.g., woody debris) PRESENT

None

V3 Channel unit

Percent area having flats, pools, backwater areas 10.0

0.55Percent area having runs 90.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

Table B60 Habitat Suitability for Lake Chub in Unnamed Creek 9Model

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having rubble, gravel, cobble, boulder 0.0

0.50Percent area having sand, clay/silt, bedrock 100.0

V2 Instream coverRubble, cobble, boulder, vegetation, woody debris,submergent and emergent plants

PRESENT 1.00

V3 Channel unit

Percent area having runs, flats, and pools 100.0

1.00Percent area having riffles 0.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50%

0.75>10 to 20% or >50 to 65% YES

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom. Minimumnon-zero suitability assumed.

0.25<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 to >9

HSI Value 0.25

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B61 Habitat Suitability for Pearl Dace in Unnamed Creek 9Model

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 100.0

1.00Percent area having rubble and cobble 0.0

Percent area having boulder and bedrock 0.0

V2 Instream cover

Vegetation, woody debris, submergent and emergentplants

PRESENT

1.00Rubble and cobble

Boulder and bedrock

V3 Channel unit

Percent area having runs, flats, and pools 100.0

1.00Percent area having riffles 0.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50%

0.75>10 to 20% or >50 to 65% YES

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

Table B62 Unnamed Waterbody 3 Habitat DataHabitat Variable Findings or Notes(a)

Mean channel width (m) n/a

Reach length (m) n/a

Impounded area (m2) n/a

Area (m2) 313,080

Substrate composition (%) 50% organic, 50% sand

Depth percent distribution (%) 90% up to 1 m, 10% (>1-2 m)

Littoral cover (%) 100% (0 to 60 mm), 80% (61 to 150 mm), 80% (>150 mm)(b)

Cover types and nesting materials present Submergent plants, emergent plants

DO (mg/L) No data

pH 7.90

Temperature (°C) No data

Other observations Frozen to bottom during winter sampling

Documented and assumed species Brook stickleback

(a)Habitat data for Unnamed Waterbody 3 obtained from Imperial Oil (2005).

(b)Size range refers to fish size and indicates different cover availability based on size class of fish.

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B63 Habitat Suitability for Brook Stickleback in Unnamed Waterbody 3 of the Muskeg RiverWatershed

ModelVariable

VariableDescription

CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, bedrock, cobble, andrubble

0.0

V2 Nesting materials

Algae, submergent plants PRESENT

1.00

Emergent plants PRESENT

Inundated vegetation

Other (e.g., woody debris)

None

V3 Depth

Percent area having depths up to 2 m 100.0

1.00Percent area having depths >2 m to 5 m 0.0

Percent area having depths >5 m 0.0

V4Littoral zone cover(%)

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom. Minimumnon-zero suitability

assumed.0.25

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.25

Table B64 Unnamed Creek 12 Habitat DataHabitat Variable Findings or Notes

Mean channel width (m)Defined channel = 1.99

Undefined channel = 0.10

Reach length (m)Defined channel = 392

Undefined channel = 3,552

Impounded area (m2) 0

Reach area (m2) 1,115

Substrate composition (%) 100% clay/silt

Channel unit composition (%) 50% Run, 50% Flat

Instream cover (%) 70% (0 to 60 mm), 70% (61 to 150 mm), 0 % (>150 mm)

Overhead cover (%) 0%

Cover types and nesting materials present Submergent plants, emergent plants

DO (mg/L) Late winter 6.63, spring 15.20, summer 3.78

pH Average 7.36

Temperature (°C) No data

Other observations No data

Documented and assumed species Brook stickleback, lake chub, longnose sucker, pearl dace, white sucker

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B65 Habitat Suitability of Brook Stickleback in Unnamed Creek 12 in the Muskeg RiverWatershed

ModelVariable

VariableDescription

CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, bedrock, cobble, and rubble 0.0

V2Nestingmaterials

Algae, submergent plants PRESENT

1.00

Emergent plants PRESENT

Inundated vegetation

Other (e.g., woody debris)

None

V3 Channel unit

Percent area having flats, pools, backwater areas 50.0

0.75Percent area having runs 50.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V4Instreamcover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V5Late winterDO (mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.75

Table B66 Habitat Suitability of Lake Chub in Unnamed Creek 12 in the Muskeg River WatershedModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having rubble, gravel, cobble, boulder 0.0

0.50Percent area having sand, clay/silt, bedrock 100.0

V2 Instream coverRubble, cobble, boulder, vegetation, woody debris,submergent and emergent plants

PRESENT 1.00

V3 Channel unit

Percent area having runs, flats, and pools 100.0

1.00Percent area having riffles 0.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50%

0.50>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75% YES

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 to >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B67 Habitat Suitability of Longnose Sucker in Unnamed Creek 12 in the Muskeg RiverWatershed

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 Spawning location

Riffles present with suitable substrate

0.50Riffles present, but not suitablesubstrate (e.g., bedrock or boulder) forspawning. No riffles present.

YES

V2 Depth of riffle for spawning

Riffles present with suitable substrate

0.50Riffles present, but not suitablesubstrate (e.g., bedrock or boulder) forspawning. No riffles present.

YES

V3 Current velocity of spawning habitat

Riffles present with suitable substrate

0.50Riffles present, but not suitablesubstrate (e.g., bedrock or boulder) forspawning. No riffles present.

YES

V4Mean water temperature during spawningand incubation

Refer to Edwards (1983)Assumed not

limiting1.00

V6 Substrate type

Refer to Edwards (1983) 0.0

0.50If the HSI result is <0.5 due to thisvariable, SI = 0.5

YES

V7

Percent cover (e.g., vegetation, boulders,rubble) in shallow/shoreline areas (May toJuly)

Refer to Edwards (1983) 70.0 1.00

V11 pH range during the summer Refer to Edwards (1983)Assumed not

limiting1.00

V12 DO range during the summer Refer to Edwards (1983)Assumed not

limiting1.00

V13Mean water temperature during thesummer (July and August)

Refer to Edwards (1983)Assumed not

limiting1.00

V14 Channel units

Percent area having pools and runs 50.0

0.75Percent area having riffles 0.0

Percent area having flats 50.0

Percent area having rapids 0.0

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B68 Habitat Suitability of Pearl Dace in Unnamed Creek 12 in the Muskeg River WatershedModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 100.0

1.00Percent area having rubble and cobble 0.0

Percent area having boulder and bedrock 0.0

V2 Instream cover

Vegetation, woody debris, submergent andemergent plants

PRESENT

1.00Rubble and cobble

Boulder and bedrock

V3 Channel unit

Percent area having runs, flats, and pools 100.0

1.00Percent area having riffles 0.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50%

0.50>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75% YES

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 54

Table B69 Habitat Suitability of White Sucker in Unnamed Creek 12 in the Muskeg River WatershedModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1Maximum monthly average turbidity during theyear (JTU)

Assume not limiting, SI = 1 Assumed not limiting 1.00

V2Weekly average pH during the year under stableconditions

Weekly average pH during theyear under stable conditions 1.00

If data are insufficient, SI = 1 YES

V3Minimum DO during May-August in areas ofsuitable temperature

Assume not limiting, SI = 1 Assumed not limiting 1.00

V4Average of mean weekly water temp during Julyand August for adults and juveniles

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V5Average of mean weekly water temperaturesduring July and August for fry

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V6

Average of mean weekly water temperaturesduring spawning and incubation (April throughJuly)

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V7Average riffle velocity (cm/s) during spawningand incubation

Riffles present with suitablespawning substrate

0.50No riffles present with suitablespawning substrate

YES

V8Average riffle depth (cm) during spawning andincubation

Riffles present with suitablespawning substrate

0.50No riffles present with suitablespawning substrate

YES

V9Percent instream and overhanging shorelinecover

Refer to Twomey et al. (1984) 35.0(a) 0.89

V10 Percent pools during average summer flows Refer to Twomey et al. (1984) 0.0 0.00

HSI Value 0.61

(a)Average of instream and overhead cover for 61 to 150 mm fish.

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 55

Table B70 Pierre River Reach 1 Habitat DataHabitat Variable Findings or Notes

Mean channel width (m) 10.63

Reach length (m) 3,332

Impounded area (m2) 0

Reach area (m2) 35,419

Substrate composition(%)

10% clay/silt, 55% sand, 25% gravel, 10% cobble

Channel unit composition(%)

93% Run, 7% Riffle

Instream cover (%) 60% (0 to 60 mm), 40% (61 to 150 mm), 15% (>150 mm) (a)

Overhead cover (%) 45% (0 to 60 mm), 35% (61 to 150 mm), 15% (>150 mm) (a)

Cover types and nestingmaterials present

Emergent plants, woody debris, underside of rocks, inundated vegetation

DO (mg/L) Spring 12.58, summer 14.26

pH Average 8.06, summer 8.15

Temperature (°C) Spring 9.9, summer 13.4

Other observations Frozen to bottom during winter sampling

Documented andassumed species

Arctic grayling, brassy minnow, brook stickleback, burbot, fathead minnow, flathead chub, lake chub, longnosedace, longnose sucker, northern pike, northern redbelly dace, pearl dace, slimy sculpin, trout-perch, walleye,white sucker

(a)Size range refers to fish size and indicates different cover availability based on size class of fish.

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 56

Table B71 Habitat Suitability for Arctic Grayling in Reach 1 of the Pierre River

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

SuitabilityIndex(SI)

V1

Average of maximum daily water temperatures (°C)during the warmest 30-d period of the year (or use July15 - August 15)

Refer to Hubert et al.(1985)

Assumed not limiting 1.00

V2Average minimum DO (mg/L) during the late summer,low-flow period (last 2 weeks of August)

Refer to Hubert et al.(1985)

Assumed not limiting 1.00

V3Percent (%) of substrate in spawning areas composedpredominantly of gravel and rubble

Riffles present YES1.00

Riffles not present

V4

Percent (%) of fines (<3 mm) in spawning areas anddownstream riffle areas during spawning and embryodevelopment

Data insufficient, SI = 1

0.38Refer to Hubert et al.(1985)

35.0

V5Average velocity (cm/s) over spawning areas during thespawning and embryo development

Data insufficient, SI = 1 YES

1.00Refer to Hubert et al.(1985)

0.0

V6

Percent (%) of spawning areas and downstream nurseryareas that consists of backwater and side channel areaswith a current velocity less than 0.15 m/s

Refer to Hubert et al.(1985)

18.60.62

Data insufficient, SI = 1

V7

Average maximum water temperature (°C) during thewarmest period of the year in streams inhabited byadults

This variable is not used,SI = 1

n/a 1.00

V8Average of minimum daily DO (mg/L) during the latesummer, low-flow period (last 2 weeks of August)

Refer to Hubert et al.(1985)

Assumed not limiting 1.00

V9Annual frequency of early spring access to tributaryspawning streams within 150 km of wintering areas

Refer to Hubert et al.(1985)

0.01.00

Data insufficient, SI = 1 YES

V10Occurrence of winter habitat (deep pools with currentvelocities of less than 0.15 m/s)

Stream access exists tooverwintering habitat

YES

1.00Stream access does notexist to overwinteringhabitat

V11 Late winter DO (mg/L)

≥6 mg/L

Frozen to bottom.Minimum non-zerosuitability assumed

0.25

≥4 and <6 mg/L

≥3 and <4 mg/L

≥2 and <3 mg/L

<2 mg/L

HSI Value 0.25

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B72 Habitat Suitability for Brassy Minnow in Reach 1 of the Pierre RiverModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 90.0

0.95Percent area having cobble and rubble 10.0

Percent area having bedrock and boulder 0.0

V2 Instream coverSubmergent and emergent plants PRESENT

1.00Woody debris, rock PRESENT

V3 Spawning habitatQuiet, shallow, well vegetated areas PRESENT

1.00No suitable material

V3 Channel unit

Percent area having pools, backwater areas, flats 0.0

0.72Percent area having runs 93.0

Percent area having riffles 7.0

Percent area having rapids, chutes, falls 0.0

V4Percent instreamcover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V5Late winter DO(mg/L)

≥2 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<2 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 58

Table B73 Habitat Suitability for Brook Stickleback in Reach 1 of the Pierre RiverModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having gravel, sand, and clay/silt 90.0

0.93Percent area having boulder, bedrock, cobble, and rubble 10.0

V2 Nesting materials

Algae, submergent plants

0.75

Emergent plants PRESENT

Inundated vegetation PRESENT

Other (e.g., woody debris) PRESENT

None

V3 Channel unit

Percent area having flats, pools, backwater areas 0.0

0.48Percent area having runs 93.0

Percent area having riffles 7.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.48

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 59

Table B74 Habitat Suitability for Burbot, Rearing Stage in Reach 1 of the Pierre River

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

SuitabilityIndex(SI)

V1 Substrate

Percent area having boulder, cobble, rubble, gravel 35.0

0.65Percent area having sand 55.0

Percent area having clay/silt 10.0

Percent area having detritus 0.0

V2 Channel unit

Percent area having snyes, pools, backwater areas 0.0

0.48

Percent area having flats 0.0

Percent area having runs 93.0

Percent area having riffles 7.0

Percent area having chutes, falls 0.0

V3 Late winter DO (mg/L)

≥6 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50≥2 to <6 mg/L

<2 mg/L

V4Summer averagetemperature

<12

Assumed not limiting 1.00≥12 to 15

>15 to 18

>18

V5 % Instream Cover

>30 to 50%

0.75

>20 to 30%; >50 to 65% YES

>10 to 20%; >65 to 75%

>0 to 10%; >75 to 100%

0%

HSI Value - Rearing Stage 0.48

HSI Value - All stages combined 0.41

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 60

Table B75 Habitat Suitability for Burbot, Feeding Stage in Reach 1 of the Pierre River

Model VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having boulder, cobble, rubble, gravel 35.0

0.65Percent area having sand 55.0

Percent area having clay/silt 10.0

Percent area having detritus 0.0

V2 Channel unit

Percent area having snyes, pools, backwater areas 0.0

0.73Percent area having flats, runs 93.0

Percent area having riffles 7.0

Percent area having chutes, falls 0.0

V3Late winter DO(mg/L)

≥5 to <7 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.25≥2 to <5 mg/L

≥1 to <2 mg/L

<1 mg/L

V4Summer averagetemperature

<12

Assumed not limiting 1.00≥12 to 15

>15 to 18

>18

V5 % Instream Cover

>30 to 50% YES

1.00

>20 to 30%; >50 to 65%

>10 to 20%; >65 to 75%

>0 to 10%; >75 to 100%

0%

HSI Value - Feeding Stage 0.25

HSI Value - All stages combined 0.41

Table B76 Habitat Suitability for Burbot, Spawning Stage in Reach 1 of the Pierre River

ModelVariable

VariableDescription

CategoryInput Data Used orAssumptions Made

SuitabilityIndex(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 90.0

0.95Percent area having boulder, rubble, cobble 10.0

Percent area having bedrock, detritus 0.0

V2 Channel unit

Percent area having snyes, pools, backwater areas 0.0

0.48

Percent area having flats 0.0

Percent area having runs 93.0

Percent area having riffles 7.0

Percent area having chutes, falls 0.0

V3Late winter DO(mg/L)

≥6 mg/L Frozen to bottom. Minimum

non-zero suitability assumed.0.50≥2 to <6 mg/L

<2 mg/L

HSI Value - Spawning Stage 0.48

HSI Value - All stages combined 0.41

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 61

Table B77 Habitat Suitability for Fathead Minnow in Reach 1 of the Pierre RiverModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 90.0

0.95Percent area having boulder, cobble and rubble 10.0

Percent area having bedrock 0.0

V2 Instream coverSubmergent and emergent plants PRESENT

1.00other (e.g., woody debris, rock) PRESENT

V3 Spawning material

Underside of rocks, logs, debris, broadleaf vegetation PRESENT

1.00Vertical surfaces of emergents (stems)

No suitable material

V4 Channel unit

Percent area having flats, pools, backwater areas 0.0

0.72Percent area having runs 93.0

Percent area having riffles 7.0

Percent area having rapids, chutes, falls 0.0

V5 Instream cover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V6Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<1 mg/L

V7 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 62

Table B78 Habitat Suitability for Flathead Chub in Reach 1 of the Pierre River

Model Variable Variable Description CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 90.0

0.95Percent area having cobble, rubble 10.0

Percent area having bedrock, boulder 0.0

V2 Instream cover

No cover

0.75Woody debris PRESENT

All others PRESENT

V3 Channel unit

Percent area having runs, riffles 100.0

1.00Percent area having pools, backwaterareas, flats

0.0

Percent area having rapids, chutes, falls 0.0

V4Average transparency (Secchidepth in cm during summer)

≤30 Assumed not limiting 1.00

>30

V5 Late winter DO (mg/L)≥2 mg/L Frozen to bottom.

Minimum non-zerosuitability assumed.

0.50<2 mg/L

V6 pH

6.0 to 9.0 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0. 50

Table B79 Habitat Suitability for Lake Chub in Reach 1 of the Pierre River

ModelVariable

VariableDescription

CategoryInput Data Usedor Assumptions

Made

Suitability Index(SI)

V1 SubstratePercent area having rubble, gravel, cobble, boulder 35.0

0.68Percent area having sand, clay/silt, bedrock 65.0

V2 Instream coverRubble, cobble, boulder, vegetation, woody debris, submergentand emergent plants

PRESENT 1.00

V3 Channel unit

Percent area having runs, flats, and pools 93.0

0.97Percent area having riffles 7.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50% YES

1.00>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zero suitability

assumed.

0.25<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 to >9

HSI Value 0.25

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 63

Table B80 Habitat Suitability for Longnose Dace in Reach 1 of the Pierre RiverModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having boulder, rubble, cobble 10.0

0.43Percent area having gravel 25.0

Percent area having sand 55.0

Percent area having clay/silt 10.0

V2 Instream cover

Boulder, bedrock, rubble, cobble PRESENT

1.00Woody debris PRESENT

submergent and emergent plants, inundated vegetation PRESENT

V3 Channel unit

Percent area having riffles 7.0

0.54

Percent area having rapids 0.0

Percent area having runs 93.0

Percent area having flats, pools 0.0

Percent area having chutes, falls 0.0

V4 Instream cover

>25 to 75% Yes

1.00>10 to 25% or >75 to 90%

>5 to 10% or >90 to 100%

0 to 5%

V5Late winter DO(mg/L)

≥2 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<2 mg/L

V6 pH

6 to 9 Yes

1.005.5 to <6

<5.5 or >9

HSI Value 0.43

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 64

Table B81 Habitat Suitability for Longnose Sucker in Reach 1 of the Pierre RiverModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Spawning location

Riffles present with suitable substrate YES

1.00Riffles present, but not suitablesubstrate (e.g., bedrock or boulder) forspawning. No riffles present.

V2 Depth of riffle for spawning

Riffles present with suitable substrate YES

1.00Riffles present, but not suitablesubstrate (e.g., bedrock or boulder) forspawning. No riffles present.

V3 Current velocity of spawning habitat

Riffles present with suitable substrate YES

1.00Riffles present, but not suitablesubstrate (e.g., bedrock or boulder) forspawning. No riffles present.

V4Mean water temperature duringspawning and incubation

Refer to Edwards (1983) Assumed not limiting 1.00

V6 Substrate type

Refer to Edwards (1983) 0.57

0.57If the HSI result is <0.5 due to thisvariable, SI = 0.5

V7

Percent cover (e.g., vegetation, boulders,rubble) in shallow/shoreline areas (Mayto July)

Refer to Edwards (1983) 60.0 1.00

V11 pH range during the summer Refer to Edwards (1983) 8.15 1.00

V12 DO range during the summer Refer to Edwards (1983) Assumed not limiting 1.00

V13Mean water temperature during thesummer (July and August)

Refer to Edwards (1983) Assumed not limiting 1.00

V14 Channel units

Percent area having pools and runs 93.0

0.98Percent area having riffles 7.0

Percent area having flats 0.0

Percent area having rapids 0.0

HSI Value 0.57

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 65

Table B82 Habitat Suitability for Northern Pike in Reach 1 of the Pierre River

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

SuitabilityIndex(SI)

V1

Ratio of spawning habitat area to summer habitat area(estimated proportion of the area that would be less than1 m deep during spring and with aquatic vegetation ordebris)

Refer to Inskip(1982)

Assumed not limiting 1.00

V2Drop in water level (m) during embryo and fry stages(period of spawning through the end of June)

Refer to Inskip(1982)

Assumed not limiting 1.00

V3Percent of midsummer area with emergent or submergentaquatic vegetation

Refer to Inskip(1982)

15.0 0.55

V4Log10 of total dissolved solids concentration in surfacewaters during midsummer

Refer to Inskip(1982)

Assumed not limiting 1.00

V5Least suitable pH in spawning habitat during embryo andfry stages

Refer to Inskip(1982)

Assumed not limiting 1.00

V6 Average length of frost-free season (days)Refer to Inskip(1982)

85.0 0.70

V7

Maximal weekly average temperature of surface waters(use warmest week of the year, take the average of the 7day peak temperatures during that period)

Refer to Inskip(1982)

Assumed not limiting 1.00

V8Area of backwaters, pools, or standing water (<5 cm/s)during summer, as a percent of the total surface area

Refer to Inskip(1982)

0.0

1.00Data insufficient,SI = 1

YES

V9Stream gradient (m/km). Assume reaches with gradients>5 m/km have no suitable habitat.

Refer to Inskip(1982)

Assumed not limiting 1.00

V10 Late winter DO≥2 mg/L Frozen to bottom. Minimum

non-zero suitability assumed.0.50

<2 mg/L

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 66

Table B83 Habitat Suitability for Northern Redbelly Dace in Reach 1 of the Pierre RiverModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 90.0

0.95Percent area having boulder, cobble and rubble 10.0

Percent area having bedrock 0.0

V2 Instream cover

Submergent and emergent plants, woody debris,inundated vegetation

PRESENT

1.00Rubble or cobble PRESENT

Boulder or bedrock

V3 Channel unit

Percent area having flats, pools, backwater areas 0.0

0.48Percent area having runs 93.0

Percent area having riffles 7.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom. Minimum non-zero suitability assumed.

0.50<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.48

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 67

Table B84 Habitat Suitability for Pearl Dace in Reach 1 of the Pierre RiverModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 90.0

0.95Percent area having rubble and cobble 10.0

Percent area having boulder and bedrock 0.0

V2 Instream cover

Vegetation, woody debris, submergent and emergentplants

PRESENT

1.00Rubble and cobble PRESENT

Boulder and bedrock

V3 Channel unit

Percent area having runs, flats, and pools 93.0

0.97Percent area having riffles 7.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50%

0.75>10 to 20% or >50 to 65% YES

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

Table B85 Habitat Suitability for Slimy Sculpin in Reach 1 of the Pierre RiverModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having boulder, rubble, cobble, gravel,underside of logs

35.00.38

Percent area having sand, clay/silt 10.0

V2 Instream cover

Rubble, cobble, boulder, woody debris YES

1.00Vegetation YES

Absence of in situ cover (e.g., rock or logs)

V3 Channel unitPercent area having runs, riffles, and rapids 100.0

1.00Percent area having flats and pools 0.0

V4 Instream cover

>30% YES

1.00

>20 to 30%

>10 to 20%

>0 to 10%

0%

V5Late winter DO(mg/L)

≥2 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<2 mg/L

HSI Value 0.38

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 68

Table B86 Habitat Suitability for Trout-Perch in Reach 1 of the Pierre RiverModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 90.0

0.98Percent area having cobble, rubble 10.0

Percent area having bedrock, boulder 0.0

V2 Channel unit

Percent area having runs, flats 93.0

0.95Percent area pools, backwater areas 0.0

Percent area having riffles, rapids, chutes 7.0

V3Percent instreamcover

0

0.25

>0 to 20%

>20 to 30%

>30 to 50% YES

>50%

V4Late winter DO(mg/L)

≥2 mg/L Frozen to bottom. Minimumnon-zero suitability assumed.

0.50<2 mg/L

HSI Value 0.25

Table B87 Habitat Suitability for Walleye in Reach 1 of the Pierre River

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

SuitabilityIndex(SI)

V1 Average transparency (Secchi depth) during summerAssume not limiting,SI = 1

Assumed not limiting 1.00

V2Relative abundance of small forage fishes during springand summer (mg of prey/m3)

Refer to McMahon etal. (1984)

1.00If data areinsufficient, SI = 1

YES

V3Percent of watercourse with instream cover andadequate DO (>3 mg/L) during the spring and summer

Refer to McMahon etal. (1984)

Assumed not limiting 1.00

V4 Least suitable pH during the yearRefer to McMahon etal. (1984)

Assumed not limiting 1.00

V5Minimum DO level in pools and runs, or above thethermocline, in summer

Refer to McMahon etal. (1984)

Assumed not limiting 1.00

V6Minimum DO level during summer and fall along shallowshoreline areas

Refer to McMahon etal. (1984)

Assumed not limiting 1.00

V7Minimum DO level measured in spawning areas duringspring

Refer to McMahon etal. (1984)

Assumed not limiting 1.00

V8Mean weekly water temperature in pools, or above thethermocline, during summer

Refer to McMahon etal. (1984)

Assumed not limiting 1.00

V9Mean weekly water temperature in shallow shorelineareas during the late spring-early summer

Assume not limiting,SI = 1

n/a 1.00

V10Mean weekly water temperature during spawning inspring

Refer to McMahon etal. (1984)

Assumed not limiting 1.00

V11Degree days between 4 and 10ºC from October 30 toApril 15

Assume not limiting,SI = 1

n/a 1.00

V12 Spawning habitat indexRiffles present YES

1.00No riffles present

V13 Water level during spawning and embryo developmentAssume not limiting,SI = 1

n/a 1.00

HSI Value 1.00

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 69

Table B88 Habitat Suitability for White Sucker in Reach 1 of the Pierre RiverModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1Maximum monthly average turbidity during the year(JTU)

Assume not limiting, SI = 1 Assumed not limiting 1.00

V2Weekly average pH during the year under stableconditions

Weekly average pH duringthe year under stableconditions 1.00

If data are insufficient, SI = 1 YES

V3Minimum DO during May-August in areas of suitabletemperature

Assume not limiting, SI = 1 Assumed not limiting 1.00

V4Average of mean weekly water temp during Julyand August for adults and juveniles

Refer to Twomey et al.(1984)

Assumed not limiting 1.00

V5Average of mean weekly water temperatures duringJuly and August for fry

Refer to Twomey et al.(1984)

Assumed not limiting 1.00

V6Average of mean weekly water temperatures duringspawning and incubation (April through July)

Refer to Twomey et al.(1984)

Assumed not limiting 1.00

V7Average riffle velocity (cm/s) during spawning andincubation

Riffles present with suitablespawning substrate

YES

1.00No riffles present withsuitable spawning substrate

V8Average riffle depth (cm) during spawning andincubation

Riffles present with suitablespawning substrate

YES

1.00No riffles present withsuitable spawning substrate

V9 Percent instream and overhanging shoreline coverRefer to Twomey et al.(1984)

37.5(a) 0.94

V10 Percent pools during average summer flowsRefer to Twomey et al.(1984)

10.0 0.25

HSI Value 0.84

(a)Average of instream and overhead cover for 61 to 150 mm fish.

Table B89 Pierre River Reach 2 Habitat DataHabitat Variable Findings or Notes

Mean channel width (m) 9.20

Reach length (m) 7,835

Impounded area (m2) 6,698

Reach area (m2) 78,780

Substrate composition (%) 10% organic, 85% clay/silt, 5% sand

Channel unit composition(%)

22% Impoundment, 78% Flat

Instream cover (%) 60% (0 to 60 mm), 40% (61 to 150 mm), 15% (>150 mm)

Overhead cover (%) 50% (0 to 60 mm), 25% (61 to 150 mm), 10% (>150 mm)

Cover types and nestingmaterials present

Submergent plants, emergent plants, woody debris, inundated vegetation

DO (mg/L) Late winter 2.30, spring 12.58, summer 12.59

pH Average 7.26, summer 7.58

Temperature (°C) Spring 16.2, summer 13.8

Other observations n/a

Documented and assumedspecies

Arctic grayling, brassy minnow, brook stickleback, burbot, fathead minnow, lake chub, longnose dace, longnosesucker, northern pike, northern redbelly dace, pearl dace, slimy sculpin, trout-perch, walleye, white sucker

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 70

Table B90 Habitat Suitability for Arctic Grayling in Reach 2 of the Pierre RiverModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1

Average of maximum daily water temperatures (°C) duringthe warmest 30-d period of the year (or use July 15 -August 15)

Refer to Hubert et al.(1985)

19.5 0.73

V2Average minimum DO (mg/L) during the late summer, low-flow period (last 2 weeks of August)

Refer to Hubert et al.(1985)

Assumed notlimiting

1.00

V3Percent (%) of substrate in spawning areas composedpredominantly of gravel and rubble

Riffles present0.50

Riffles not present YES

V4

Percent (%) of fines (<3 mm) in spawning areas anddownstream riffle areas during spawning and embryodevelopment

Data insufficient, SI = 1 YES

1.00Refer to Hubert et al.(1985)

V5Average velocity (cm/s) over spawning areas during thespawning and embryo development

Data insufficient, SI = 1 YES

1.00Refer to Hubert et al.(1985)

0.0

V6

Percent (%) of spawning areas and downstream nurseryareas that consists of backwater and side channel areaswith a current velocity less than 0.15 m/s

Refer to Hubert et al.(1985)

0.01.00

Data insufficient, SI = 1 YES

V7Average maximum water temperature (°C) during thewarmest period of the year in streams inhabited by adults

This variable is notused, SI = 1

n/a 1.00

V8Average of minimum daily DO (mg/L) during the latesummer, low-flow period (last 2 weeks of August)

Refer to Hubert et al.(1985)

12.6 1.00

V9Annual frequency of early spring access to tributaryspawning streams within 150 km of wintering areas

Refer to Hubert et al.(1985)

0.01.00

Data insufficient, SI = 1 YES

V10Occurrence of winter habitat (deep pools with currentvelocities of less than 0.15 m/s)

Stream access existsto overwintering habitat

YES

1.00Stream access doesnot exist tooverwintering habitat

V11 Late winter DO (mg/L)

≥6 mg/L

0.25

≥4 and <6 mg/L

≥3 and <4 mg/L

≥2 and <3 mg/L YES

<2 mg/L

HSI Value 0.25

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 71

Table B91 Habitat Suitability for Brassy Minnow in Reach 2 of the Pierre RiverModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 100.0

1.00Percent area having cobble and rubble 0.0

Percent area having bedrock and boulder 0.0

V2 Instream coverSubmergent and emergent plants PRESENT

1.00Woody debris, rock PRESENT

V3 Spawning habitatQuiet, shallow, well vegetated areas PRESENT

1.00no suitable material

V3 Channel unit

Percent area having pools, backwater areas, flats 100.0

1.00Percent area having runs 0.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V4Percent instreamcover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V5Late winter DO(mg/L)

≥2 mg/L YES 1.00

<2 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 1.00

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B92 Habitat Suitability for Brook Stickleback in Reach 2 of the Pierre RiverModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, bedrock, cobble, andrubble

0.0

V2 Nesting materials

Algae, submergent plants PRESENT

1.00

Emergent plants PRESENT

Inundated vegetation PRESENT

Other (e.g., woody debris) PRESENT

None

V3 Channel unit

Percent area having flats, pools, backwater areas 100.0

1.00Percent area having runs 0.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 1.00

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B93 Habitat Suitability for Burbot, Rearing Stage in Reach 2 of the Pierre RiverModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having boulder, cobble, rubble,gravel

0.0

0.26Percent area having sand 5.0

Percent area having clay/silt 95.0

Percent area having detritus 0.0

V2 Channel unit

Percent area having snyes, pools, backwaterareas

22.0

0.81Percent area having flats 78.0

Percent area having runs 0.0

Percent area having riffles 0.0

Percent area having chutes, falls 0.0

V3 Late winter DO (mg/L)

≥6 mg/L

0.50≥2 to <6 mg/L YES

<2 mg/L

V4Summer averagetemperature

<12

Assumed not limiting 1.00≥12 to 15

>15 to 18

>18

V5 % Instream Cover

>30 to 50%

0.75

>20 to 30%; >50 to 65% YES

>10 to 20%; >65 to 75%

>0 to 10%; >75 to 100%

0%

HSI Value - Rearing Stage 0.26

HSI Value - All Stages Combined 0.34

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 74

Table B94 Habitat Suitability for Burbot, Feeding Stage in Reach 2 of the Pierre RiverModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having boulder, cobble, rubble,gravel

0.0

0.26Percent area having sand 5.0

Percent area having clay/silt 95.0

Percent area having detritus 0.0

V2 Channel unit

Percent area having snyes, pools, backwaterareas

22.0

0.81Percent area having flats, runs 78.0

Percent area having riffles 0.0

Percent area having chutes, falls 0.0

V3 Late winter DO (mg/L)

≥5 to <7 mg/L

0.50≥2 to <5 mg/L YES

≥1 to <2 mg/L

<1 mg/L

V4Summer averagetemperature

<12

Assumed not limiting 1.00≥12 to 15

>15 to 18

>18

V5 % Instream Cover

>30 to 50% YES

1.00

>20 to 30%; >50 to 65%

>10 to 20%; >65 to 75%

>0 to 10%; >75 to 100%

0%

HSI Value - Feeding Stage 0.26

HSI Value - All Stages Combined 0.34

Table B95 Habitat Suitability for Burbot, Spawning Stage in Reach 2 of the Pierre RiverModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 100.0

1.00Percent area having boulder, rubble, cobble 0.0

Percent area having bedrock, detritus 0.0

V2 Channel unit

Percent area having snyes, pools, backwater areas 22.0

0.81

Percent area having flats 78.0

Percent area having runs 0.0

Percent area having riffles 0.0

Percent area having chutes, falls 0.0

V3Late winter DO(mg/L)

≥6 mg/L

0.50≥2 to <6 mg/L YES

<2 mg/L

HSI Value - Spawning Stage 0.50

HSI Value - All Stages Combined 0.34

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 75

Table B96 Habitat Suitability for Fathead Minnow in Reach 2 of the Pierre RiverModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, cobble and rubble 0.0

Percent area having bedrock 0.0

V2 Instream coverSubmergent and emergent plants PRESENT

1.00other (e.g., woody debris, rock) PRESENT

V3 Spawning material

Underside of rocks, logs, debris, broadleaf vegetation PRESENT

1.00Vertical surfaces of emergents (stems) PRESENT

No suitable material

V4 Channel unit

Percent area having flats, pools, backwater areas 100.0

1.00Percent area having runs 0.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V5 Instream cover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V6Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V7 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 1.00

Table B97 Habitat Suitability for Lake Chub in Reach 2 of the Pierre RiverModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having rubble, gravel, cobble, boulder 0.0

0.50Percent area having sand, clay/silt, bedrock 100.0

V2 Instream coverRubble, cobble, boulder, vegetation, woody debris,submergent and emergent plants

PRESENT 1.00

V3 Channel unit

Percent area having runs, flats, and pools 78.0

0.78Percent area having riffles 0.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50% YES

1.00>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5 Late winter DO (mg/L)≥1 mg/L YES

1.00<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 to >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 76

Table B98 Habitat Suitability for Longnose Dace in Reach 2 of the Pierre RiverModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having boulder, rubble, cobble 0.0

0.01Percent area having gravel 0.0

Percent area having sand 5.0

Percent area having clay/silt 95.0

V2 Instream cover

Boulder, bedrock, rubble, cobble

0.25Woody debris PRESENT

Submergent and emergent plants, inundated vegetation PRESENT

V3 Channel unit

Percent area having riffles 0.0

0.25

Percent area having rapids 0.0

Percent area having runs 0.0

Percent area having flats, pools 100.0

Percent area having chutes, falls 0.0

V4 Instream cover

>25 to 75% Yes

1.00>10 to 25% or >75 to 90%

>5 to 10% or >90 to 100%

0 to 5%

V5Late winter DO(mg/L)

≥2 mg/L Yes 1.00

<2 mg/L

V6 pH

6 to 9 Yes

1.005.5 to <6

<5.5 or >9

HSI Value 0.01

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 77

Table B99 Habitat Suitability for Longnose Sucker in Reach 2 of the Pierre RiverModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Spawning location

Riffles present with suitable substrate

0.50Riffles present, but not suitablesubstrate (e.g., bedrock or boulder) forspawning. No riffles present.

YES

V2 Depth of riffle for spawning

Riffles present with suitable substrate

0.50Riffles present, but not suitablesubstrate (e.g., bedrock or boulder) forspawning. No riffles present.

YES

V3 Current velocity of spawning habitat

Riffles present with suitable substrate

0.50Riffles present, but not suitablesubstrate (e.g., bedrock or boulder) forspawning. No riffles present.

YES

V4Mean water temperature duringspawning and incubation

Refer to Edwards (1983) Assumed not limiting 1.00

V6 Substrate type

Refer to Edwards (1983) 0.0

0.50If the HSI result is <0.5 due to thisvariable, SI = 0.5

YES

V7

Percent cover (e.g., vegetation,boulders, rubble) in shallow/shorelineareas (May to July)

Refer to Edwards (1983) 60.0 1.00

V11 pH range during the summer Refer to Edwards (1983) 7.58 1.00

V12 DO range during the summer Refer to Edwards (1983) Assumed not limiting 1.00

V13Mean water temperature during thesummer (July and August)

Refer to Edwards (1983) Assumed not limiting 1.00

V14 Channel units

Percent area having pools and runs 22.0

0.61Percent area having riffles 0.0

Percent area having flats 78.0

Percent area having rapids 0.0

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 78

Table B100 Habitat Suitability for Northern Pike in Reach 2 of the Pierre River

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

SuitabilityIndex(SI)

V1

Ratio of spawning habitat area to summer habitat area (estimatedproportion of the area that would be less than 1 m deep during springand with aquatic vegetation or debris)

Refer to Inskip(1982)

Assumed not limiting 1.00

V2Drop in water level (m) during embryo and fry stages (period ofspawning through the end of June)

Refer to Inskip(1982)

Assumed not limiting 1.00

V3Percent of midsummer area with emergent or submergent aquaticvegetation

Refer to Inskip(1982)

60.0 1.00

V4Log10 of total dissolved solids concentration in surface waters duringmidsummer

Refer to Inskip(1982)

Assumed not limiting 1.00

V5 Least suitable pH in spawning habitat during embryo and fry stagesRefer to Inskip(1982)

Assumed not limiting 1.00

V6 Average length of frost-free season (days)Refer to Inskip(1982)

85.0 0.70

V7

Maximal weekly average temperature of surface waters (usewarmest week of the year, take the average of the 7 day peaktemperatures during that period)

Refer to Inskip(1982)

20.9 1.00

V8Area of backwaters, pools, or standing water (<5 cm/s) duringsummer, as a percent of the total surface area

Refer to Inskip(1982)

100.0

1.00Datainsufficient,SI = 1

V9Stream gradient (m/km). Assume reaches with gradients >5 m/kmhave no suitable habitat.

Refer to Inskip(1982)

Assumed not limiting 1.00

V10 Late winter DO≥2 mg/L YES

1.00<2 mg/L

HSI Value 0.70

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 79

Table B101 Habitat Suitability for Northern Redbelly Dace in Reach 2 of the Pierre RiverModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, cobble and rubble 0.0

Percent area having bedrock 0.0

V2 Instream cover

Submergent and emergent plants, woody debris,inundated vegetation

PRESENT

1.00Rubble or cobble

Boulder or bedrock

V3 Channel unit

Percent area having flats, pools, backwater areas 100.0

1.00Percent area having runs 0.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 1.00

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 80

Table B102 Habitat Suitability for Pearl Dace in Reach 2 of the Pierre RiverModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 100.0

1.00Percent area having rubble and cobble 0.0

Percent area having boulder and bedrock 0.0

V2 Instream cover

Vegetation, woody debris, submergent and emergentplants

PRESENT

1.00Rubble and cobble

Boulder and bedrock

V3 Channel unit

Percent area having runs, flats, and pools 100.0

1.00Percent area having riffles 0.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50%

0.75>10 to 20% or >50 to 65% YES

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.75

Table B103 Habitat Suitability for Slimy Sculpin in Reach 2 of the Pierre RiverModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having boulder, rubble, cobble, gravel,underside of logs

0.00.24

Percent area having sand, clay/silt 95.0

V2 Instream cover

Rubble, cobble, boulder, woody debris PRESENT

1.00Vegetation PRESENT

Absence of in situ cover (e.g., rock or logs)

V3 Channel unitPercent area having runs, riffles, and rapids 0.0

0.25Percent area having flats and pools 100.0

V4 Instream cover

>30% YES

1.00

>20 to 30%

>10 to 20%

>0 to 10%

0%

V5Late winter DO(mg/L)

≥2 mg/L YES 1.00

<2 mg/L

HSI Value 0.24

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B104 Habitat Suitability for Trout-Perch in Reach 2 of the Pierre RiverModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 100.0

1.00Percent area having cobble, rubble 0.0

Percent area having bedrock, boulder 0.0

V2 Channel unit

Percent area having runs, flats 78.0

0.89Percent area pools, backwater areas 22.0

Percent area having riffles, rapids, chutes 0.0

V3Percent instreamcover

0

0.25

>0 to 20%

>20 to 30%

>30 to 50% YES

>50%

V4 Late winter DO (mg/L)≥2 mg/L YES

1.00<2 mg/L

HSI Value 0.25

Table B105 Habitat Suitability for Walleye in Reach 2 of the Pierre RiverModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Average transparency (Secchi depth) during summerAssume not limiting,SI = 1

n/a 1.00

V2Relative abundance of small forage fishes during springand summer (mg of prey/m3)

Refer to MacMahon et al. (1984)

0.0

1.00If data areinsufficient, SI = 1

YES

V3Percent of watercourse with instream cover andadequate DO (>3 mg/L) during the spring and summer

Refer to MacMahonet al. (1984)

Assumed not limiting 1.00

V4 Least suitable pH during the yearRefer to MacMahonet al. (1984)

Assumed not limiting 1.00

V5Minimum DO level in pools and runs, or above thethermocline, in summer

Refer to MacMahonet al. (1984)

Assumed not limiting 1.00

V6Minimum DO level during summer and fall along shallowshoreline areas

Refer to MacMahonet al. (1984)

Assumed not limiting 1.00

V7Minimum DO level measured in spawning areas duringspring

Refer to MacMahonet al. (1984)

Assumed not limiting 1.00

V8Mean weekly water temperature in pools, or above thethermocline, during summer

Refer to MacMahonet al. (1984)

Assumed not limiting 1.00

V9Mean weekly water temperature in shallow shorelineareas during the late spring-early summer

Assume not limiting,SI = 1

n/a 1.00

V10Mean weekly water temperature during spawning inspring

Refer to MacMahonet al. (1984)

Assumed not limiting 1.00

V11Degree days between 4 and 10ºC from October 30 toApril 15

Assume not limiting,SI = 1

n/a 1.00

V12 Spawning habitat indexRiffles present

0.50No riffles present YES

V13 Water level during spawning and embryo developmentAssume not limiting,SI = 1

n/a 1.00

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 82

Table B106 Habitat Suitability for White Sucker in Reach 2 of the Pierre RiverModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1Maximum monthly average turbidity during theyear (JTU)

Assume not limiting, SI = 1 Assumed not limiting 1.00

V2Weekly average pH during the year under stableconditions

Weekly average pH during theyear under stable conditions 1.00

If data are insufficient, SI = 1 YES

V3Minimum DO during May-August in areas ofsuitable temperature

Assume not limiting, SI = 1 Assumed not limiting 1.00

V4Average of mean weekly water temp during Julyand August for adults and juveniles

Refer to Twomey et al.(1984) Assumed not limiting 1.00

V5Average of mean weekly water temperaturesduring July and August for fry

Refer to Twomey et al.(1984) Assumed not limiting 1.00

V6

Average of mean weekly water temperaturesduring spawning and incubation (April throughJuly)

Refer to Twomey et al.(1984) Assumed not limiting 1.00

V7Average riffle velocity (cm/s) during spawningand incubation

Riffles present with suitablespawning substrate

0.50No riffles present with suitablespawning substrate

YES

V8Average riffle depth (cm) during spawning andincubation

Riffles present with suitablespawning substrate

0.50No riffles present with suitablespawning substrate

YES

V9Percent instream and overhanging shorelinecover

Refer to Twomey et al.(1984) 32.5(a) 0.83

V10 Percent pools during average summer flows Refer to Twomey et al.(1984) 0.0 0.00

HSI Value 0.59

(a)Average of instream and overhead cover for 61 to 150 mm fish.

Table B107 Unnamed Creek 4 Habitat DataHabitat Variable Findings or Notes

Mean channel width (m) 3.24

Reach length (m) 8,190

Impounded area (m2) 21,031

Reach area (m2) 47,567

Substrate composition (%) 100% clay/silt

Channel unit composition (%) 100% Run

Instream cover (%) 75% (0 to 60 mm), 50% (61 to 150 mm), 30% (>150 mm) (a)

Overhead cover (%) 80% (0 to 60 mm), 40% (61 to 150 mm), 20% (>150 mm) (a)

Cover types and nestingmaterials present

Submergent plants, emergent plants, woody debris, inundated vegetation, broadleaf vegetation

DO (mg/L) Late winter 2.16, summer 7.63

pH Average 7.23

Temperature (°C) Summer 14.3, fall 8.4, winter 0.51

Other observations n/a

Documented and assumedspecies

Brassy minnow, brook stickleback, fathead minnow, lake chub, longnose sucker, northern pike, northernredbelly dace, pearl dace, white sucker

(a)Size range refers to fish size and indicates different cover availability based on size class of fish.

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 83

Table B108 Habitat Suitability of Brassy Minnow in Unnamed Creek 4 of the Pierre River WatershedModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 100.0

1.00Percent area having cobble and rubble 0.0

Percent area having bedrock and boulder 0.0

V2 Instream coverSubmergent and emergent plants PRESENT

1.00Woody debris, rock PRESENT

V3 Spawning habitatQuiet, shallow, well vegetated areas PRESENT

1.00no suitable material

V3 Channel unit

Percent area having pools, backwater areas, flats 0.0

0.75Percent area having runs 100.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V4Percent instreamcover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V5Late winter DO(mg/L)

≥2 mg/L YES 1.00

<2 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.75

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 84

Table B109 Habitat Suitability for Brook Stickleback in Unnamed Creek 4 of the Pierre RiverWatershed

ModelVariable

VariableDescription

CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, bedrock, cobble, and rubble 0.0

V2 Nesting materials

Algae, submergent plants PRESENT

1.00

Emergent plants PRESENT

Inundated vegetation PRESENT

Other (e.g., woody debris) PRESENT

None

V3 Channel unit

Percent area having flats, pools, backwater areas 0.0

0.50Percent area having runs 100.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 85

Table B110 Habitat Suitability for Fathead Minnow in Unnamed Creek 4 of the Pierre River WatershedModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, cobble and rubble 0.0

Percent area having bedrock 0.0

V2 Instream coverSubmergent and emergent plants PRESENT

1.00other (e.g., woody debris, rock) PRESENT

V3 Spawning material

Underside of rocks, logs, debris, broadleaf vegetation PRESENT

1.00Vertical surfaces of emergents (stems) PRESENT

No suitable material

V4 Channel unit

Percent area having flats, pools, backwater areas 0.0

0.75Percent area having runs 100.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V5 Instream cover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V6Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V7 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.75

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 86

Table B111 Habitat Suitability of Lake Chub in Unnamed Creek 4 of the Pierre River WatershedModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having rubble, gravel, cobble, boulder 0.0

0.50Percent area having sand, clay/silt, bedrock 100.0

V2 Instream coverRubble, cobble, boulder, vegetation, woody debris,submergent and emergent plants

PRESENT 1.00

V3 Channel unit

Percent area having runs, flats, and pools 100.0

1.00Percent area having riffles 0.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50% YES

1.00>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 to >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 87

Table B112 Habitat Suitability for Longnose Sucker in Unnamed Creek 4 of the Pierre RiverWatershed

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 Spawning location

Riffles present with suitable substrate

0.50Riffles present, but not suitablesubstrate (e.g., bedrock or boulder) forspawning. No riffles present.

YES

V2 Depth of riffle for spawning

Riffles present with suitable substrate

0.50Riffles present, but not suitablesubstrate (e.g., bedrock or boulder) forspawning. No riffles present.

YES

V3 Current velocity of spawning habitat

Riffles present with suitable substrate

0.50Riffles present, but not suitablesubstrate (e.g., bedrock or boulder) forspawning. No riffles present.

YES

V4Mean water temperature duringspawning and incubation

Refer to Edwards (1983) Assumed not limiting 1.00

V6 Substrate type

Refer to Edwards (1983) 0.0

0.50If the HSI result is <0.5 due to thisvariable, SI = 0.5

YES

V7

Percent cover (e.g., vegetation,boulders, rubble) in shallow/shorelineareas (May to July)

Refer to Edwards (1983) 30.0 1.00

V11 pH range during the summer Refer to Edwards (1983) Assumed not limiting 1.00

V12 DO range during the summer Refer to Edwards (1983) Assumed not limiting 1.00

V13Mean water temperature during thesummer (July and August)

Refer to Edwards (1983) Assumed not limiting 1.00

V14 Channel units

Percent area having pools and runs 100.0

1.00Percent area having riffles 0.0

Percent area having flats 0.0

Percent area having rapids 0.0

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 88

Table B113 Habitat Suitability for Northern Pike in Unnamed Creek 4 of the Pierre River Watershed

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

SuitabilityIndex(SI)

V1

Ratio of spawning habitat area to summer habitat area (estimatedproportion of the area that would be less than 1 m deep duringspring and with aquatic vegetation or debris)

Refer to Inskip(1982)

Assumed not limiting 1.00

V2Drop in water level (m) during embryo and fry stages (period ofspawning through the end of June)

Refer to Inskip(1982)

Assumed not limiting 1.00

V3Percent of midsummer area with emergent or submergentaquatic vegetation

Refer to Inskip(1982)

30.0 1.00

V4Log10 of total dissolved solids concentration in surface watersduring midsummer

Refer to Inskip(1982)

Assumed not limiting 1.00

V5Least suitable pH in spawning habitat during embryo and frystages

Refer to Inskip(1982)

Assumed not limiting 1.00

V6 Average length of frost-free season (days)Refer to Inskip(1982)

85.0 0.70

V7

Maximal weekly average temperature of surface waters (usewarmest week of the year, take the average of the 7 day peaktemperatures during that period)

Refer to Inskip(1982)

Assumed not limiting 1.00

V8Area of backwaters, pools, or standing water (<5 cm/s) duringsummer, as a percent of the total surface area

Refer to Inskip(1982)

20.0

0.20Data insufficient,SI = 1

V9Stream gradient (m/km). Assume reaches with gradients>5 m/km have no suitable habitat.

Refer to Inskip(1982)

Assumed not limiting 1.00

V10 Late winter DO≥2 mg/L YES

1.00<2 mg/L

HSI Value 0.20

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 89

Table B114 Habitat Suitability for Northern Redbelly Dace in Unnamed Creek 4 of the Pierre RiverWatershed

ModelVariable

VariableDescription

CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, cobble and rubble 0.0

Percent area having bedrock 0.0

V2 Instream cover

Submergent and emergent plants, woody debris, inundatedvegetation

PRESENT

1.00Rubble or cobble

Boulder or bedrock

V3 Channel unit

Percent area having flats, pools, backwater areas 0.0

0.50Percent area having runs 100.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 90

Table B115 Habitat Suitability for Pearl Dace in Unnamed Creek 4 of the Pierre River WatershedModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 100.0

1.00Percent area having rubble and cobble 0.0

Percent area having boulder and bedrock 0.0

V2 Instream cover

Vegetation, woody debris, submergent and emergent plants PRESENT

1.00Rubble and cobble

Boulder and bedrock

V3 Channel unit

Percent area having runs, flats, and pools 100.0

1.00Percent area having riffles 0.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50%

0.50>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75% YES

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 91

Table B116 Habitat Suitability of White Sucker in Unnamed Creek 4 of the Pierre River WatershedModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1Maximum monthly average turbidity during theyear (JTU)

Assume not limiting, SI = 1 Assumed not limiting 1.00

V2Weekly average pH during the year under stableconditions

Weekly average pH during theyear under stable conditions 1.00

If data are insufficient, SI = 1 YES

V3Minimum DO during May-August in areas ofsuitable temperature

Assume not limiting, SI = 1 Assumed not limiting 1.00

V4Average of mean weekly water temp during Julyand August for adults and juveniles

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V5Average of mean weekly water temperaturesduring July and August for fry

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V6

Average of mean weekly water temperaturesduring spawning and incubation (April throughJuly)

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V7Average riffle velocity (cm/s) during spawningand incubation

Riffles present with suitablespawning substrate

0.50No riffles present with suitablespawning substrate

YES

V8Average riffle depth (cm) during spawning andincubation

Riffles present with suitablespawning substrate

0.50No riffles present with suitablespawning substrate

YES

V9Percent instream and overhanging shorelinecover

Refer to Twomey et al. (1984) 45.0(a) 1.00

V10 Percent pools during average summer flows Refer to Twomey et al. (1984) 0.0 0.00

HSI Value 0.63

(a)Average of instream and overhead cover for 61 to 150 mm fish.

Table B117 Eymundson Creek Reach 1 Habitat DataHabitat Variable Findings or Notes

Mean channel width (m) 20.25

Reach length (m) 2,059

Impounded area (m2) 0

Reach area (m2) 41,695

Substrate composition (%) 15% clay/silt, 80% sand, 5% gravel

Channel unit composition(%)

74% Run, 26% Flat

Instream cover (%) 35% (0 to 60 mm), 15% (61 to 150 mm), 10% (>150 mm)

Overhead cover (%) 15% (0 to 60 mm), 15% (61 to 150 mm), 10% (>150 mm)

Cover types and nestingmaterials present

Emergent plants, woody debris, broadleaf vegetation,

DO (mg/L) Summer 12.17, spring 11.11

pH Average 8.06, spring 8.65

Temperature (°C) Summer 13.1, spring 11.7

Other observations Frozen to bottom during winter sampling

Documented and assumedspecies

Arctic grayling, brook stickleback, burbot, fathead minnow, flathead chub, lake chub, longnose sucker,northern pike, northern redbelly dace, pearl dace, trout-perch, walleye, white sucker

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 92

Table B118 Habitat Suitability for Arctic Grayling in Reach 1 of Eymundson Creek

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

SuitabilityIndex(SI)

V1

Average of maximum daily water temperatures (°C)during the warmest 30-d period of the year (or useJuly 15 - August 15)

Refer to Hubert et al. (1985) 18.9 0.81

V2Average minimum DO (mg/L) during the latesummer, low-flow period (last 2 weeks of August)

Refer to Hubert et al. (1985) Assumed not limiting 1.00

V3Percent (%) of substrate in spawning areascomposed predominantly of gravel and rubble

Riffles present0.50

Riffles not present YES

V4

Percent (%) of fines (<3 mm) in spawning areas anddownstream riffle areas during spawning and embryodevelopment

Data insufficient, SI = 1 YES1.00

Refer to Hubert et al. (1985)

V5Average velocity (cm/s) over spawning areas duringthe spawning and embryo development

Data insufficient, SI = 1 YES1.00

Refer to Hubert et al. (1985) 0.0

V6

Percent (%) of spawning areas and downstreamnursery areas that consists of backwater and sidechannel areas with a current velocity less than 0.15m/s

Refer to Hubert et al. (1985) 0.0

1.00Data insufficient, SI = 1 YES

V7

Average maximum water temperature (°C) during thewarmest period of the year in streams inhabited byadults

This variable is not used,SI = 1

n/a 1.00

V8Average of minimum daily DO (mg/L) during the latesummer, low-flow period (last 2 weeks of August)

Refer to Hubert et al. (1985) Assumed not limiting 1.00

V9Annual frequency of early spring access to tributaryspawning streams within 150 km of wintering areas

Refer to Hubert et al. (1985) 0.01.00

Data insufficient, SI = 1 YES

V10Occurrence of winter habitat (deep pools with currentvelocities of less than 0.15 m/s)

Stream access exists tooverwintering habitat

YES

1.00Stream access does not existto overwintering habitat

V11 Late winter DO (mg/L)

≥6 mg/L

Frozen to bottom.Minimum non-zerosuitability assumed.

0.25

≥4 and <6 mg/L

≥3 and <4 mg/L

≥2 and <3 mg/L

<2 mg/L

HSI Value 0.25

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 93

Table B119 Habitat Suitability for Brook Stickleback in Reach 1 of Eymundson CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, bedrock, cobble, and rubble 0.0

V2 Nesting materials

Algae, submergent plants

0.75

Emergent plants PRESENT

Inundated vegetation

Other (e.g., woody debris) PRESENT

None

V3 Channel unit

Percent area having flats, pools, backwater areas 26.0

0.63Percent area having runs 74.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50%

0.75

>30 to 50% YES

>20 to 30%

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 94

Table B120 Habitat Suitability for Burbot, Rearing Stage in Reach 1 of Eymundson Creek

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

SuitabilityIndex(SI)

V1 Substrate

Percent area having boulder, cobble, rubble, gravel 5.0

0.49Percent area having sand 80.0

Percent area having clay/silt 15.0

Percent area having detritus 0.0

V2 Channel unit

Percent area having snyes, pools, backwater areas 0.0

0.57

Percent area having flats 26.0

Percent area having runs 74.0

Percent area having riffles 0.0

Percent area having chutes, falls 0.0

V3 Late winter DO (mg/L)

≥6 mg/L Frozen to bottom. Minimumnon-zero suitability

assumed.0.50≥2 to <6 mg/L

<2 mg/L

V4Summer averagetemperature

<12

Assumed not limiting 1.00≥12 to 15

>15 to 18

>18

V5 % Instream Cover

>30 to 50% YES

1.00

>20 to 30%; >50 to 65%

>10 to 20%; >65 to 75%

>0 to 10%; >75 to 100%

0%

HSI Value - Rearing Stage 0.49

HSI Value - All Stages Combined 0.41

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 95

Table B121 Habitat Suitability for Burbot, Feeding Stage in Reach 1 of Eymundson Creek

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

SuitabilityIndex(SI)

V1 Substrate

Percent area having boulder, cobble, rubble, gravel 5.0

0.49Percent area having sand 80.0

Percent area having clay/silt 15.0

Percent area having detritus 0.0

V2 Channel unit

Percent area having snyes, pools, backwater areas 0.0

0.75Percent area having flats, runs 100.0

Percent area having riffles 0.0

Percent area having chutes, falls 0.0

V3 Late winter DO (mg/L)

≥5 to <7 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.25≥2 to <5 mg/L

≥1 to <2 mg/L

<1 mg/L

V4Summer averagetemperature

<12

Assumed not limiting 1.00≥12 to 15

>15 to 18

>18

V5 % Instream Cover

>30 to 50%

0.50

>20 to 30%; >50 to 65%

>10 to 20%; >65 to 75% YES

>0 to 10%; >75 to 100%

0%

HSI Value - Feeding Stage 0.25

HSI Value - All Stages Combined 0.41

Table B122 Habitat Suitability for Burbot, Spawning Stage Reach 1 of Eymundson Creek

ModelVariable

VariableDescription

CategoryInput Data Used orAssumptions Made

SuitabilityIndex(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 100.0

1.00Percent area having boulder, rubble, cobble 0.0

Percent area having bedrock, detritus 0.0

V2 Channel unit

Percent area having snyes, pools, backwater areas 0.0

0.57

Percent area having flats 26.0

Percent area having runs 74.0

Percent area having riffles 0.0

Percent area having chutes, falls 0.0

V3Late winter DO(mg/L)

≥6 mg/L Frozen to bottom. Minimum

non-zero suitability assumed.0.50≥2 to <6 mg/L

<2 mg/L

HSI Value - Spawning Stage 0.50

HSI Value - All Stages Combined 0.41

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 96

Table B123 Habitat Suitability for Fathead Minnow in Reach 1 of Eymundson CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, cobble and rubble 0.0

Percent area having bedrock 0.0

V2 Instream coverSubmergent and emergent plants PRESENT

1.00other (e.g., woody debris, rock)

V3Spawningmaterial

Underside of rocks, logs, debris, broadleaf vegetation PRESENT

1.00Vertical surfaces of emergents (stems)

No suitable material

V4 Channel unit

Percent area having flats, pools, backwater areas 26.0

0.82Percent area having runs 74.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V5 Instream cover

>50%

0.75

>30 to 50% YES

>20 to 30%

>0 to 20%

0%

V6Late winter DO(mg/L)

≥1 mg/L Frozen to bottom. Minimumnon-zero suitability assumed.

0.50<1 mg/L

V7 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 97

Table B124 Habitat Suitability of Flathead Chub in Reach 1 of Eymundson CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand,clay/silt

100.0

1.00Percent area having cobble, rubble 0.0

Percent area having bedrock, boulder 0.0

V2 Instream cover

No cover

0.75Woody debris PRESENT

All others PRESENT

V3 Channel unit

Percent area having runs, riffles 74.0

0.87Percent area having pools, backwaterareas, flats

26.0

Percent area having rapids, chutes, falls 0.0

V4Average transparency (Secchidepth in cm during summer)

≤30 Assumed not limiting 1.00

>30

V5 Late winter DO (mg/L)≥2 mg/L Frozen to bottom.

Minimum non-zerosuitability assumed.

0.50<2 mg/L

V6 pH

6.0 to 9.0 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

Table B125 Habitat Suitability of Lake Chub in Reach 1 of Eymundson CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having rubble, gravel, cobble, boulder 5.0

0.53Percent area having sand, clay/silt, bedrock 95.0

V2 Instream coverRubble, cobble, boulder, vegetation, woody debris,submergent and emergent plants

PRESENT 1.00

V3 Channel unit

Percent area having runs, flats, and pools 100.0

1.00Percent area having riffles 0.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50%

0.75>10 to 20% or >50 to 65% YES

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.25<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 to >9

HSI Value 0.25

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 98

Table B126 Habitat Suitability for Longnose Sucker in Reach 1 of Eymundson CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Spawning location

Riffles present with suitable substrate

0.50Riffles present, but not suitablesubstrate (e.g., bedrock or boulder)for spawning. No riffles present.

YES

V2 Depth of riffle for spawning

Riffles present with suitable substrate

0.50Riffles present, but not suitablesubstrate (e.g., bedrock or boulder)for spawning. No riffles present.

YES

V3 Current velocity of spawning habitat

Riffles present with suitable substrate

0.50Riffles present, but not suitablesubstrate (e.g., bedrock or boulder)for spawning. No riffles present.

YES

V4Mean water temperature during spawningand incubation

Refer to Edwards (1983) Assumed not limiting 1.00

V6 Substrate type

Refer to Edwards (1983) 0.37

0.50If the HSI result is <0.5 due to thisvariable, SI = 0.5

YES

V7

Percent cover (e.g., vegetation, boulders,rubble) in shallow/shoreline areas (May toJuly)

Refer to Edwards (1983) 35.0 1.00

V11 pH range during the summer Refer to Edwards (1983) Assumed not limiting 1.00

V12 DO range during the summer Refer to Edwards (1983) Assumed not limiting 1.00

V13Mean water temperature during thesummer (July and August)

Refer to Edwards (1983) Assumed not limiting 1.00

V14 Channel units

Percent area having pools and runs 74.0

0.87Percent area having riffles 0.0

Percent area having flats 26.0

Percent area having rapids 0.0

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 99

Table B127 Habitat Suitability of Northern Pike in Reach 1 of Eymundson Creek

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

SuitabilityIndex(SI)

V1

Ratio of spawning habitat area to summer habitat area(estimated proportion of the area that would be lessthan 1 m deep during spring and with aquatic vegetationor debris)

Refer to Inskip (1982) Assumed not limiting 1.00

V2Drop in water level (m) during embryo and fry stages(period of spawning through the end of June)

Refer to Inskip (1982) Assumed not limiting 1.00

V3Percent of midsummer area with emergent orsubmergent aquatic vegetation

Refer to Inskip (1982) 10.0 0.40

V4Log10 of total dissolved solids concentration in surfacewaters during midsummer

Refer to Inskip (1982) Assumed not limiting 1.00

V5Least suitable pH in spawning habitat during embryoand fry stages

Refer to Inskip (1982) Assumed not limiting 1.00

V6 Average length of frost-free season (days) Refer to Inskip (1982) 85.0 0.70

V7

Maximal weekly average temperature of surface waters(use warmest week of the year, take the average of the7 day peak temperatures during that period)

Refer to Inskip (1982) Assumed not limiting 1.00

V8Area of backwaters, pools, or standing water (<5 cm/s)during summer, as a percent of the total surface area

Refer to Inskip (1982)1.00

Data insufficient, SI = 1 YES

V9Stream gradient (m/km). Assume reaches withgradients >5 m/km have no suitable habitat.

Refer to Inskip (1982) 0.0 1.00

V10 Late winter DO≥2 mg/L Frozen to bottom.

Minimum non-zerosuitability assumed.

0.50<2 mg/L

HSI Value 0.40

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 100

Table B128 Habitat Suitability for Northern Redbelly Dace in Reach 1 of Eymundson CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, cobble and rubble 0.0

Percent area having bedrock 0.0

V2 Instream cover

Submergent and emergent plants, woody debris, inundatedvegetation

PRESENT

1.00Rubble or cobble

Boulder or bedrock

V3 Channel unit

Percent area having flats, pools, backwater areas 26.0

0.63Percent area having runs 74.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50%

0.75

>30 to 50% YES

>20 to 30%

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 101

Table B129 Habitat Suitability of Pearl Dace in Reach 1 of Eymundson CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 100.0

1.00Percent area having rubble and cobble 0.0

Percent area having boulder and bedrock 0.0

V2 Instream cover

Vegetation, woody debris, submergent and emergent plants PRESENT

1.00Rubble and cobble

Boulder and bedrock

V3 Channel unit

Percent area having runs, flats, and pools 100.0

1.00Percent area having riffles 0.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50% YES

1.00>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

Table B130 Habitat Suitability for Trout-Perch in Reach 1 of Eymundson CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 100.0

1.00Percent area having cobble, rubble 0.0

Percent area having bedrock, boulder 0.0

V2 Channel unit

Percent area having runs, flats 100.0

1.00Percent area pools, backwater areas 0.0

Percent area having riffles, rapids, chutes 0.0

V3Percent instreamcover

0

0.75

>0 to 20% YES

>20 to 30%

>30 to 50%

>50%

V4Late winter DO(mg/L)

≥2 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<2 mg/L

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 102

Table B131 Habitat Suitability for Walleye in Reach 1of Eymundson CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Average transparency (Secchi depth) during summerAssume not limiting,SI = 1

n/a 1.00

V2Relative abundance of small forage fishes during springand summer (mg of prey/m3)

Refer to McMahon etal. (1984)

0.0

1.00If data areinsufficient, SI = 1

YES

V3Percent of watercourse with instream cover andadequate DO (>3 mg/L) during the spring and summer

Refer to McMahon etal. (1984)

Assumed not limiting 1.00

V4 Least suitable pH during the yearRefer to McMahon etal. (1984)

8.65 0.82

V5Minimum DO level in pools and runs, or above thethermocline, in summer

Refer to McMahon etal. (1984)

Assumed not limiting 1.00

V6Minimum DO level during summer and fall alongshallow shoreline areas

Refer to McMahon etal. (1984)

Assumed not limiting 1.00

V7Minimum DO level measured in spawning areas duringspring

Refer to McMahon etal. (1984)

Assumed not limiting 1.00

V8Mean weekly water temperature in pools, or above thethermocline, during summer

Refer to McMahon etal. (1984)

Assumed not limiting 1.00

V9Mean weekly water temperature in shallow shorelineareas during the late spring-early summer

Assume not limiting,SI = 1

n/a 1.00

V10Mean weekly water temperature during spawning inspring

Refer to McMahon etal. (1984)

Assumed not limiting 1.00

V11Degree days between 4 and 10ºC from October 30 toApril 15

Assume not limiting,SI = 1

n/a 1.00

V12 Spawning habitat indexRiffles present

0.50No riffles present YES

V13 Water level during spawning and embryo developmentAssume not limiting,SI = 1

n/a 1.00

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 103

Table B132 Habitat Suitability for White Sucker in Reach 1 of Eymundson CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1Maximum monthly average turbidity during theyear (JTU)

Assume not limiting, SI = 1 Assumed not limiting 1.00

V2Weekly average pH during the year under stableconditions

Weekly average pH during theyear under stable conditions 1.00

If data are insufficient, SI = 1 YES

V3Minimum DO during May-August in areas ofsuitable temperature

Assume not limiting, SI = 1 Assumed not limiting 1.00

V4Average of mean weekly water temp during Julyand August for adults and juveniles

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V5Average of mean weekly water temperaturesduring July and August for fry

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V6

Average of mean weekly water temperaturesduring spawning and incubation (April throughJuly)

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V7Average riffle velocity (cm/s) during spawningand incubation

Riffles present with suitablespawning substrate

0.50No riffles present with suitablespawning substrate

YES

V8Average riffle depth (cm) during spawning andincubation

Riffles present with suitablespawning substrate

0.50No riffles present with suitablespawning substrate

YES

V9Percent instream and overhanging shorelinecover

Refer to Twomey et al. (1984) 15.0(a) 0.44

V10 Percent pools during average summer flows Refer to Twomey et al. (1984) 0.0 0.00

HSI Value 0.48

(a)Average of instream and overhead cover for 61 to 150 mm fish.

Table B133 Unnamed Creek 1 Reach 1 Habitat DataHabitat Variable Findings or Notes

Mean channel width (m) 4.50

Reach length (m) 1,980

Impounded area (m2) 0

Reach area (m2) 8,910

Substrate composition (%) 6% clay/silt, 11% sand, 12% gravel, 42% cobble, 29% boulder

Channel unit composition (%) 31% Run, 62% Riffle, 7% Pool

Instream cover (%) 28% (0 to 60 mm), 18% (61 to 150 mm), 6% (>150 mm) (a)

Overhead cover (%) 50% (0 to 60 mm), 30% (61 to 150 mm), 10% (>150 mm) (a)

Cover types and nestingmaterials present

Woody debris, underside of rocks

DO (mg/L) Summer 8.90, spring 9.59

pH Average 7.67

Temperature (°C) Summer 12.1, spring 11.3

Other observations No winter DO observations. Assumed not limiting.

Documented and assumedspecies

Arctic grayling, brook stickleback, burbot, fathead minnow, flathead chub, lake chub, longnose sucker,northern redbelly dace, pearl dace, trout-perch, white sucker

(a)Size range refers to fish size and indicates different cover availability based on size class of fish.

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 104

Table B134 Habitat Suitability of Arctic Grayling in Reach 1 of Unnamed Creek 1 in the EymundsonCreek Watershed

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1

Average of maximum daily water temperatures (°C) duringthe warmest 30-d period of the year (or use July 15 -August 15)

Refer to Hubert etal. (1985)

Assumed not limiting 1.00

V2Average minimum DO (mg/L) during the late summer, low-flow period (last 2 weeks of August)

Refer to Hubert etal. (1985)

Assumed not limiting 1.00

V3Percent (%) of substrate in spawning areas composedpredominantly of gravel and rubble

Riffles present YES1.00

Riffles not present

V4

Percent (%) of fines (<3 mm) in spawning areas anddownstream riffle areas during spawning and embryodevelopment

Data insufficient,SI = 1

YES

1.00Refer to Hubert etal. (1985)

V5Average velocity (cm/s) over spawning areas during thespawning and embryo development

Data insufficient,SI = 1

YES

1.00Refer to Hubert etal. (1985)

V6

Percent (%) of spawning areas and downstream nurseryareas that consists of backwater and side channel areaswith a current velocity less than 0.15 m/s

Refer to Hubert etal. (1985)

1.00Data insufficient,SI = 1

YES

V7Average maximum water temperature (°C) during thewarmest period of the year in streams inhabited by adults

This variable is notused, SI = 1

n/a 1.00

V8Average of minimum daily DO (mg/L) during the latesummer, low-flow period (last 2 weeks of August)

Refer to Hubert etal. (1985)

Assumed not limiting 1.00

V9Annual frequency of early spring access to tributaryspawning streams within 150 km of wintering areas

Refer to Hubert etal. (1985)

1.00Data insufficient,SI = 1

YES

V10Occurrence of winter habitat (deep pools with currentvelocities of less than 0.15 m/s)

Stream accessexists tooverwinteringhabitat

YES

1.00Stream accessdoes not exist tooverwinteringhabitat

V11 Late winter DO (mg/L)

≥6 mg/L

Assumed not limiting 1.00

≥4 and <6 mg/L

≥3 and <4 mg/L

≥2 and <3 mg/L

<2 mg/L

HSI Value 1.00

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 105

Table B135 Habitat Suitability for Brook Stickleback in Reach 1 of Unnamed Creek 1 in theEymundson Creek Watershed

ModelVariable

VariableDescription

CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having gravel, sand, and clay/silt 29.0

0.47Percent area having boulder, bedrock, cobble, and rubble 71.0

V2Nestingmaterials

Algae, submergent plants

0.25

Emergent plants

Inundated vegetation

Other (e.g., woody debris) PRESENT

None

V3 Channel unit

Percent area having flats, pools, backwater areas 7.0

0.38Percent area having runs 31.0

Percent area having riffles 62.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50%

0.50

>30 to 50%

>20 to 30% YES

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L Assumed not limiting 1.00

<1 mg/L

V6 pH

6 to 9

Assumed not limiting 1.005.5 to <6

<5.5 or >9

HSI Value 0.25

Page 115: Appendix B · 2012. 9. 20. · APPENDIX B Detailed Habitat Suitability Index Calculations for Habitat Losses September 2012 Project No. 10-1346-0001 / 9100 i Table of Contents 1.0

APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 106

Table B136 Habitat Suitability of Burbot, Rearing Stage in Reach 1 of Unnamed Creek 1 in theEymundson Creek Watershed

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having boulder, cobble, rubble, gravel 83.0

0.90Percent area having sand 11.0

Percent area having clay/silt 6.0

Percent area having detritus 0.0

V2 Channel unit

Percent area having snyes, pools, backwater areas 7.0

0.38

Percent area having flats 0.0

Percent area having runs 31.0

Percent area having riffles 62.0

Percent area having chutes, falls 0.0

V3Late winter DO(mg/L)

≥6 mg/L

Assumed not limiting 1.00≥2 to <6 mg/L

<2 mg/L

V4Summer averagetemperature

<12

Assumed not limiting 1.00≥12 to 15

>15 to 18

>18

V5 % Instream cover

>30 to 50%

0.75

>20 to 30%; >50 to 65% YES

>10 to 20%; >65 to 75%

>0 to 10%; >75 to 100%

0%

HSI Value - Rearing Stage 0.38

HSI Value - All stages combined 0.42

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 107

Table B137 Habitat Suitability of Burbot, Feeding Stage in Reach 1 of Unnamed Creek 1 in theEymundson Creek Watershed

ModelVariable

VariableDescription

CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having boulder, cobble, rubble, gravel 83.0

0.90Percent area having sand 11.0

Percent area having clay/silt 6.0

Percent area having detritus 0.0

V2 Channel unit

Percent area having snyes, pools, backwater areas 7.0

0.61Percent area having flats, runs 31.0

Percent area having riffles 62.0

Percent area having chutes, falls 0.0

V3Late winter DO(mg/L)

≥5 to <7 mg/L

Assumed not limiting 1.00≥2 to <5 mg/L

≥1 to <2 mg/L

<1 mg/L

V4Summer averagetemperature

<12

Assumed not limiting 1.00≥12 to 15

>15 to 18

>18

V5 % Instream cover

>30 to 50%

0.50

>20 to 30%; >50 to 65%

>10 to 20%; >65 to 75% YES

>0 to 10%; >75 to 100%

0%

HSI Value - Feeding Stage 0.50

HSI Value - All stages combined 0.42

Table B138 Habitat Suitability of Burbot, Spawning Stage in Reach 1 of Unnamed Creek 1 in theEymundson Creek Watershed

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 29.0

0.65Percent area having boulder, rubble, cobble 71.0

Percent area having bedrock, detritus 0.0

V2 Channel unit

Percent area having snyes, pools, backwater areas 7.0

0.38

Percent area having flats 0.0

Percent area having runs 31.0

Percent area having riffles 62.0

Percent area having chutes, falls 0.0

V3Late winter DO(mg/L)

≥6 mg/L

Assumed not limiting 1.00≥2 to <6 mg/L

<2 mg/L

HSI Value - Spawning Stage 0.38

HSI Value - All stages combined 0.42

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 108

Table B139 Habitat Suitability of Fathead Minnow in Reach 1 of Unnamed Creek 1 in the EymundsonCreek Watershed

ModelVariable

VariableDescription

CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 29.0

0.65Percent area having boulder, cobble and rubble 71.0

Percent area having bedrock 0.0

V2 Instream coverSubmergent and emergent plants PRESENT

1.00other (e.g., woody debris, rock)

V3 Spawning material

Underside of rocks, logs, debris, broadleaf vegetation PRESENT

1.00Vertical surfaces of emergents (stems)

No suitable material

V4 Channel unit

Percent area having flats, pools, backwater areas 7.0

0.46Percent area having runs 31.0

Percent area having riffles 62.0

Percent area having rapids, chutes, falls 0.0

V5 Instream cover

>50%

0.50

>30 to 50%

>20 to 30% YES

>0 to 20%

0%

V6Late winter DO(mg/L)

≥1 mg/L Assumed not limiting 1.00

<1 mg/L

V7 pH

6 to 9

Assumed not limiting 1.005.5 to <6

<5.5 or >9

HSI Value 0.46

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 109

Table B140 Habitat Suitability of Flathead Chub in Reach 1 of Unnamed Creek 1 in the EymundsonCreek Watershed

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel,sand, clay/silt

29.0

0.57Percent area having cobble,rubble

42.0

Percent area having bedrock,boulder

29.0

V2 Instream cover

No cover

0.75Woody debris PRESENT

All others PRESENT

V3 Channel unit

Percent area having runs, riffles 93.0

0.97Percent area having pools,backwater areas, flats

7.0

Percent area having rapids,chutes, falls

0.0

V4Average transparency (Secchi depth incm during summer)

≤30 Assumed not limiting 1.00

>30

V5 Late winter DO (mg/L)≥2 mg/L

Assumed not limiting 1.00<2 mg/L

V6 pH

6.0 to 9.0

Assumed not limiting 1.005.5 to <6

<5.5 or >9

HSI Value 0.57

Table B141 Habitat Suitability of Lake Chub in Reach 1 of Unnamed Creek 1 in the Eymundson CreekWatershed

ModelVariable

VariableDescription

CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having rubble, gravel, cobble, boulder 83.0

0.92Percent area having sand, clay/silt, bedrock 17.0

V2 Instream coverRubble, cobble, boulder, vegetation, woody debris,submergent and emergent plants

PRESENT 1.00

V3 Channel unit

Percent area having runs, flats, and pools 38.0

0.69Percent area having riffles 62.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50%

0.75>10 to 20% or >50 to 65% YES

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L Assumed not limiting 1.00

<1 mg/L

V6 pH

6 to 9

Assumed not limiting 1.005.5 to <6

<5.5 to >9

HSI Value 0.69

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 110

Table B142 Habitat Suitability of Longnose Sucker in Reach 1 of Unnamed Creek 1 in the EymundsonCreek Watershed

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 Spawning location

Riffles present with suitablesubstrate

YES

1.00Riffles present, but not suitablesubstrate (e.g., bedrock or boulder)for spawning. No riffles present.

V2 Depth of riffle for spawning

Riffles present with suitablesubstrate

YES

1.00Riffles present, but not suitablesubstrate (e.g., bedrock or boulder)for spawning. No riffles present.

V3 Current velocity of spawning habitat

Riffles present with suitablesubstrate

YES

1.00Riffles present, but not suitablesubstrate (e.g., bedrock or boulder)for spawning. No riffles present.

V4Mean water temperature during spawningand incubation

Refer to Edwards (1983) Assumed not limiting 1.00

V6 Substrate type

Refer to Edwards (1983) 0.70

0.70If the HSI result is <0.5 due to thisvariable, SI = 0.5

V7

Percent cover (e.g., vegetation, boulders,rubble) in shallow/shoreline areas (May toJuly)

Refer to Edwards(1983) 18.0 1.00

V11 pH range during the summer Refer to Edwards (1983) Assumed not limiting 1.00

V12 DO range during the summer Refer to Edwards (1983) Assumed not limiting 1.00

V13Mean water temperature during thesummer (July and August)

Refer to (Edwards 1983) Assumed not limiting 1.00

V14 Channel units

Percent area having pools and runs 38.0

0.85Percent area having riffles 62.0

Percent area having flats 0.0

Percent area having rapids 0.0

HSI Value 0.70

Page 120: Appendix B · 2012. 9. 20. · APPENDIX B Detailed Habitat Suitability Index Calculations for Habitat Losses September 2012 Project No. 10-1346-0001 / 9100 i Table of Contents 1.0

APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 111

Table B143 Habitat Suitability for Northern Redbelly Dace in Reach 1 of Unnamed Creek 1 in theEymundson Creek Watershed

ModelVariable

VariableDescription

CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 29.0

0.65Percent area having boulder, cobble and rubble 71.0

Percent area having bedrock 0.0

V2 Instream cover

Submergent and emergent plants, woody debris,inundated vegetation

PRESENT

1.00Rubble or cobble PRESENT

Boulder or bedrock PRESENT

V3 Channel unit

Percent area having flats, pools, backwater areas 7.0

0.38Percent area having runs 31.0

Percent area having riffles 62.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50%

0.50

>30 to 50%

>20 to 30% YES

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L Assumed not limiting 1.00

<1 mg/L

V6 pH

6 to 9

Assumed not limiting 1.005.5 to <6

<5.5 or >9

HSI Value 0.38

Page 121: Appendix B · 2012. 9. 20. · APPENDIX B Detailed Habitat Suitability Index Calculations for Habitat Losses September 2012 Project No. 10-1346-0001 / 9100 i Table of Contents 1.0

APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 112

Table B144 Habitat Suitability of Pearl Dace in Reach 1 of Unnamed Creek 1 in the Eymundson CreekWatershed

ModelVariable

VariableDescription

CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 29.0

0.57Percent area having rubble and cobble 42.0

Percent area having boulder and bedrock 29.0

V2 Instream cover

Vegetation, woody debris, submergent and emergent plants PRESENT

1.00Rubble and cobble PRESENT

Boulder and bedrock PRESENT

V3 Channel unit

Percent area having runs, flats, and pools 38.0

0.69Percent area having riffles 62.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50% YES

1.00>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L Assumed notlimiting

1.00<1 mg/L

V6 pH

6 to 9Assumed not

limiting1.005.5 to <6

<5.5 or >9

HSI Value 0.57

Table B145 Habitat Suitability of Trout-Perch in Reach 1 of Unnamed Creek 1 in the EymundsonCreek Watershed

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 29.0

0.75Percent area having cobble, rubble 42.0

Percent area having bedrock, boulder 29.0

V2 Channel unit

Percent area having runs, flats 31.0

0.50Percent area pools, backwater areas 7.0

Percent area having riffles, rapids, chutes 62.0

V3Percent instreamcover

0

0.75

>0 to 20% YES

>20 to 30%

>30 to 50%

>50%

V4 Late winter DO (mg/L)≥2 mg/L Assumed not

limiting1.00

<2 mg/L

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 113

Table B146 Habitat Suitability of White Sucker in Reach 1 of Unnamed Creek 1 in the EymundsonCreek Watershed

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1Maximum monthly average turbidity during theyear (JTU)

Assume not limiting, SI = 1 Assumed not limiting 1.00

V2Weekly average pH during the year under stableconditions

Weekly average pH during theyear under stable conditions 1.00

If data are insufficient, SI = 1 YES

V3Minimum DO during May-August in areas ofsuitable temperature

Assume not limiting, SI = 1 Assumed not limiting 1.00

V4Average of mean weekly water temp during Julyand August for adults and juveniles

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V5Average of mean weekly water temperaturesduring July and August for fry

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V6

Average of mean weekly water temperaturesduring spawning and incubation (April throughJuly)

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V7Average riffle velocity (cm/s) during spawningand incubation

Riffles present with suitablespawning substrate

YES

1.00No riffles present with suitablespawning substrate

V8Average riffle depth (cm) during spawning andincubation

Riffles present with suitablespawning substrate

YES

1.00No riffles present with suitablespawning substrate

V9Percent instream and overhanging shorelinecover

Refer to Twomey et al. (1984) 24.0(a) 0.64

V10 Percent pools during average summer flows Refer to Twomey et al. (1984) 7.0 0.18

HSI Value 0.74

(a)Average of instream and overhead cover for 61 to 150 mm fish.

Table B147 Unnamed Creek 1 Reach 2 Habitat DataHabitat Variable Findings or Notes

Mean channel width (m) 3.59

Reach length (m) 8,525

Impounded area (m2) 0

Reach area (m2) 30,605

Substrate composition (%) 10% clay/silt, 40% sand, 20% gravel, 30% cobble

Channel unit composition (%) 78% Run, 3% Riffle, 3% Pool, 16% Flat

Instream cover (%) 60% (0 to 60 mm), 45% (61 to 150 mm), 30% (>150 mm) (a)

Overhead cover (%) 30% (0 to 60 mm), 15% (61 to 150 mm), 10% (>150 mm) (a)

Cover types and nesting materialspresent

Submergent plants, emergent plants, woody debris, inundated vegetation

DO (mg/L) Summer 8.90, spring 9.59

pH Average 7.67

Temperature (°C) Summer 12.1, spring 11.3

Other observations Frozen to bottom during winter sampling

Documented and assumed speciesBrook stickleback, burbot, fathead minnow, flathead chub, lake chub, longnose sucker, northernredbelly dace, pearl dace, white sucker

(a)Size range refers to fish size and indicates different cover availability based on size class of fish.

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 114

Table B148 Habitat Suitability for Brook Stickleback in Reach 2 of Unnamed Creek 1 in theEymundson Creek Watershed

ModelVariable

VariableDescription

CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having gravel, sand, and clay/silt 70.0

0.78Percent area having boulder, bedrock, cobble, and rubble 30.0

V2 Nesting materials

Algae, submergent plants PRESENT

1.00

Emergent plants PRESENT

Inundated vegetation PRESENT

Other (e.g., woody debris) PRESENT

None

V3 Channel unit

Percent area having flats, pools, backwater areas 19.0

0.59Percent area having runs 78.0

Percent area having riffles 3.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 115

Table B149 Habitat Suitability of Burbot, Rearing Stage in Reach 2 of Unnamed Creek 2 in theEymundson Creek Watershed

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

SuitabilityIndex(SI)

V1 Substrate

Percent area having boulder, cobble, rubble, gravel 50.0

0.73Percent area having sand 40.0

Percent area having clay/silt 10.0

Percent area having detritus 0.0

V2 Channel unit

Percent area having snyes, pools, backwater areas 3.0

0.55

Percent area having flats 16.0

Percent area having runs 78.0

Percent area having riffles 3.0

Percent area having chutes, falls 0.0

V3 Late winter DO (mg/L)

≥6 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50≥2 to <6 mg/L

<2 mg/L

V4Summer averagetemperature

<12

Assumed not limiting 1.00≥12 to 15

>15 to 18

>18

V5 % Instream cover

>30 to 50%

0.75

>20 to 30%; >50 to 65% YES

>10 to 20%; >65 to 75%

>0 to 10%; >75 to 100%

0%

HSI Value - Rearing Stage 0.50

HSI Value - All Stages Combined 0.42

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 116

Table B150 Habitat Suitability of Burbot, Feeding Stage in Reach 2 of Unnamed Creek 1 in theEymundson Creek Watershed

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

SuitabilityIndex(SI)

V1 Substrate

Percent area having boulder, cobble, rubble, gravel 50.0

0.73Percent area having sand 40.0

Percent area having clay/silt 10.0

Percent area having detritus 0.0

V2 Channel unit

Percent area having snyes, pools, backwater areas 3.0

0.75Percent area having flats, runs 94.0

Percent area having riffles 3.0

Percent area having chutes, falls 0.0

V3 Late winter DO (mg/L)

≥5 to <7 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.25≥2 to <5 mg/L

≥1 to <2 mg/L

<1 mg/L

V4Summer averagetemperature

<12

Assumed not limiting 1.00≥12 to 15

>15 to 18

>18

V5 % Instream Cover

>30 to 50% YES

1.00

>20 to 30%; >50 to 65%

>10 to 20%; >65 to 75%

>0 to 10%; >75 to 100%

0%

HSI Value - Feeding Stage 0.25

HSI Value - All Stages Combined 0.42

Table B151 Habitat Suitability of Burbot, Spawning Stage in Reach 2 of Unnamed Creek 1 in theEymundson Creek Watershed

ModelVariable

VariableDescription

CategoryInput Data Used orAssumptions Made

SuitabilityIndex(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 70.0

0.85Percent area having boulder, rubble, cobble 30.0

Percent area having bedrock, detritus 0.0

V2 Channel unit

Percent area having snyes, pools, backwater areas 3.0

0.55

Percent area having flats 16.0

Percent area having runs 78.0

Percent area having riffles 3.0

Percent area having chutes, falls 0.0

V3Late winter DO(mg/L)

≥6 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50≥2 to <6 mg/L

<2 mg/L

HSI Value - Spawning Stage 0.50

HSI Value - All Stages Combined 0.42

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 117

Table B152 Habitat Suitability of Fathead Minnow in Reach 2 of Unnamed Creek 1 in the EymundsonCreek Watershed

ModelVariable

VariableDescription

CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 70.0

0.85Percent area having boulder, cobble and rubble 30.0

Percent area having bedrock 0.0

V2 Instream coverSubmergent and emergent plants PRESENT

1.00other (e.g., woody debris, rock) PRESENT

V3Spawningmaterial

Underside of rocks, logs, debris, broadleaf vegetation PRESENT

1.00Vertical surfaces of emergents (stems)

No suitable material

V4 Channel unit

Percent area having flats, pools, backwater areas 19.0

0.78Percent area having runs 78.0

Percent area having riffles 3.0

Percent area having rapids, chutes, falls 0.0

V5 Instream cover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V6Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<1 mg/L

V7 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 118

Table B153 Habitat Suitability of Flathead Chub in Reach 2 of Unnamed Creek 1 in the EymundsonCreek Watershed

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 70.0

0.85Percent area having cobble, rubble 30.0

Percent area having bedrock, boulder 0.0

V2 Instream cover

No cover

0.75Woody debris PRESENT

All others PRESENT

V3 Channel unit

Percent area having runs, riffles 81.0

0.91Percent area having pools, backwater areas,flats

19.0

Percent area having rapids, chutes, falls 0.0

V4Average transparency (Secchidepth in cm during summer)

≤30 Assumed not limiting 1.00

>30

V5 Late winter DO (mg/L)≥2 mg/L Frozen to bottom.

Minimum non-zerosuitability assumed.

0.50<2 mg/L

V6 pH

6.0 to 9.0 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

Table B154 Habitat Suitability of Lake Chub in Reach 2 of Unnamed Creek 1 in the Eymundson CreekWatershed

ModelVariable

VariableDescription

CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having rubble, gravel, cobble, boulder 50.0

0.75Percent area having sand, clay/silt, bedrock 50.0

V2 Instream coverRubble, cobble, boulder, vegetation, woody debris,submergent and emergent plants

PRESENT 1.00

V3 Channel unit

Percent area having runs, flats, and pools 97.0

0.99Percent area having riffles 3.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50% YES

1.00>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.25<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 to >9

HSI Value 0.25

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 119

Table B155 Habitat Suitability of Longnose Sucker in Reach 2 of Unnamed Creek 1 in the EymundsonCreek Watershed

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 Spawning location

Riffles present with suitable substrate YES

1.00Riffles present, but not suitablesubstrate (e.g., bedrock or boulder)for spawning. No riffles present.

V2 Depth of riffle for spawning

Riffles present with suitable substrate YES

1.00Riffles present, but not suitablesubstrate (e.g., bedrock or boulder)for spawning. No riffles present.

V3 Current velocity of spawning habitat

Riffles present with suitable substrate YES

1.00Riffles present, but not suitablesubstrate (e.g., bedrock or boulder)for spawning. No riffles present.

V4Mean water temperature during spawningand incubation

Refer to Edwards (1983) Assumed not limiting 1.00

V6 Substrate type

Refer to Edwards (1983) 0.66

0.66If the HSI result is <0.5 due to thisvariable, SI = 0.5

V7

Percent cover (e.g., vegetation, boulders,rubble) in shallow/shoreline areas (May toJuly)

Refer to Edwards (1983) 60.0 1.00

V11 pH range during the summer Refer to Edwards (1983) Assumed not limiting 1.00

V12 DO range during the summer Refer to Edwards (1983) Assumed not limiting 1.00

V13Mean water temperature during thesummer (July and August)

Refer to Edwards (1983) Assumed not limiting 1.00

V14 Channel units

Percent area having pools and runs 81.0

0.91Percent area having riffles 3.0

Percent area having flats 16.0

Percent area having rapids 0.0

HSI Value 0.66

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 120

Table B156 Habitat Suitability of Northern Redbelly Dace in Reach 2 of Unnamed Creek 1 inEymundson Creek Watershed

ModelVariable

VariableDescription

CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 70.0

0.85Percent area having boulder, cobble and rubble 30.0

Percent area having bedrock 0.0

V2 Instream cover

Submergent and emergent plants, woody debris, inundatedvegetation

PRESENT

1.00Rubble or cobble PRESENT

Boulder or bedrock

V3 Channel unit

Percent area having flats, pools, backwater areas 19.0

0.59Percent area having runs 78.0

Percent area having riffles 3.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 121

Table B157 Habitat Suitability of Pearl Dace in Reach 2 of Unnamed Creek 1 in the Eymundson CreekWatershed

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 70.0

0.85Percent area having rubble and cobble 30.0

Percent area having boulder and bedrock 0.0

V2 Instream cover

Vegetation, woody debris, submergent andemergent plants

PRESENT

1.00Rubble and cobble PRESENT

Boulder and bedrock

V3 Channel unit

Percent area having runs, flats, and pools 97.0

0.99Percent area having riffles 3.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50%

0.75>10 to 20% or >50 to 65% YES

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5 Late winter DO (mg/L)≥1 mg/L Frozen to bottom.

Minimum non-zerosuitability assumed.

0.50<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 122

Table B158 Habitat Suitability of White Sucker in Reach 2 of Unnamed Creek 1 in the EymundsonCreek Watershed

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1Maximum monthly average turbidity during theyear (JTU)

Assume not limiting, SI = 1 Assumed not limiting 1.00

V2Weekly average pH during the year under stableconditions

Weekly average pH duringthe year under stableconditions

0.01.00

If data are insufficient, SI = 1 YES

V3Minimum DO during May to August in areas ofsuitable temperature

Assume not limiting, SI = 1 Assumed not limiting 1.00

V4Average of mean weekly water temp during Julyand August for adults and juveniles

Refer to Twomey et al.(1984)

Assumed not limiting 1.00

V5Average of mean weekly water temperaturesduring July and August for fry

Refer to Twomey et al.(1984)

Assumed not limiting 1.00

V6

Average of mean weekly water temperaturesduring spawning and incubation (April throughJuly)

Refer to Twomey et al.(1984)

Assumed not limiting 1.00

V7Average riffle velocity (cm/s) during spawningand incubation

Riffles present with suitablespawning substrate

YES

1.00No riffles present withsuitable spawning substrate

V8Average riffle depth (cm) during spawning andincubation

Riffles present with suitablespawning substrate

YES

1.00No riffles present withsuitable spawning substrate

V9Percent instream and overhanging shorelinecover

Refer to Twomey et al.(1984)

30.0(a) 0.78

V10 Percent pools during average summer flowsRefer to Twomey et al.(1984)

3.0 0.08

HSI Value 0.75

(a)Average of instream and overhead cover for 61 to 150 mm fish.

Table B159 Unnamed Waterbody 5 Habitat DataHabitat Variable Findings or Notes

Mean channel width (m) n/a

Reach length (m) n/a

Impounded area (m2) n/a

Area (m2) 41,180

Substrate composition (%) 50% organic, 50% sand

Depth percent distribution (%) 23.8% up to 1 m, 33.3% (>1-2 m), 14.3% (>2-3 m), 14.3% (>3-4 m), 14.3% (>4-5 m)

Littoral cover (%) 20% (0 to 60 mm), 5% (61 to 150 mm), 5% (>150 mm) (a)

Cover types and nesting materials present Submergent plants, emergent plants, inundated vegetation

DO (mg/L) Late winter 1.94, summer 10.9

pH Average 9.33

Temperature (°C) Winter 1.8, summer 19.0, spring 14.4

Other observations n/a

Documented and assumed species Brook stickleback

(a)Size range refers to fish size and indicates different cover availability based on size class of fish.

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 123

Table B160 Habitat Suitability of Brook Stickleback in Unnamed Waterbody 5 in the EymundsonCreek Watershed

ModelVariable

VariableDescription

CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, bedrock, cobble, andrubble

0.0

V2 Nesting materials

Algae, submergent plants PRESENT

1.00

Emergent plants PRESENT

Inundated vegetation PRESENT

Other (e.g., woody debris)

None

V3 Depth

Percent area having depths up to 2 m 57.1

0.79Percent area having depths >2 m to 5 m 42.9

Percent area having depths >5 m 0.0

V4Littoral zone cover(%)

>50%

0.25

>30 to 50%

>20 to 30%

>0 to 20% YES

0%

V5Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V6 pH

6 to 9

0.005.5 to <6

<5.5 or >9 YES

HSI Value 0.00

Table B161 Eymundson Creek Reach 2 Habitat DataHabitat Variable Findings or Notes

Mean channel width (m) 10.07

Reach length (m) 10,762

Impounded area (m2) 0

Reach area (m2) 108,373

Substrate composition (%) 70% sand, 10% gravel, 20% cobble

Channel unit composition (%) 76% Run, 24% Riffle

Instream cover (%) 45% (0 to 60 mm), 35% (61 to 150 mm), 20% (>150 mm) (a)

Overhead cover (%) 25% (0 to 60 mm), 10% (61 to 150 mm), 10% (>150 mm) (a)

Cover types and nesting materialspresent

Submergent plants, emergent plants, woody debris, underside of rocks, inundated vegetation

DO (mg/L) Late winter 1.69, summer 10.77, spring 9.46

pH Average 7.85

Temperature (°C) Summer 13.3, late spring 13.1

Other observations n/a

Documented and assumed speciesArctic grayling, brook stickleback, burbot, fathead minnow, flathead chub, lake chub, longnosesucker, northern redbelly dace, pearl dace, trout-perch, white sucker

(a)Size range refers to fish size and indicates different cover availability based on size class of fish.

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B162 Habitat Suitability for Arctic Grayling in Reach 2 of Eymundson CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1

Average of maximum daily water temperatures (°C)during the warmest 30-d period of the year (or useJuly 15 - August 15)

Refer to Hubert et al. (1985) Assumed not limiting 1.00

V2Average minimum DO (mg/L) during the latesummer, low-flow period (last 2 weeks of August)

Refer to Hubert et al. (1985) Assumed not limiting 1.00

V3Percent (%) of substrate in spawning areascomposed predominantly of gravel and rubble

Riffles present YES1.00

Riffles not present

V4

Percent (%) of fines (<3 mm) in spawning areas anddownstream riffle areas during spawning andembryo development

Data insufficient, SI = 1 YES1.00

Refer to Hubert et al. (1985)

V5Average velocity (cm/s) over spawning areas duringthe spawning and embryo development

Data insufficient, SI = 1 YES1.00

Refer to Hubert et al. (1985) 0.0

V6

Percent (%) of spawning areas and downstreamnursery areas that consists of backwater and sidechannel areas with a current velocity less than 0.15m/s

Refer to Hubert et al. (1985) 0.0

1.00Data insufficient, SI = 1 YES

V7

Average maximum water temperature (°C) duringthe warmest period of the year in streams inhabitedby adults

This variable is not used,SI = 1

n/a 1.00

V8Average of minimum daily DO (mg/L) during the latesummer, low-flow period (last 2 weeks of August)

Refer to Hubert et al. (1985) Assumed not limiting 1.00

V9Annual frequency of early spring access to tributaryspawning streams within 150 km of wintering areas

Refer to Hubert et al. (1985) 0.01.00

Data insufficient, SI = 1 YES

V10Occurrence of winter habitat (deep pools withcurrent velocities of less than 0.15 m/s)

Stream access exists tooverwintering habitat

YES

1.00Stream access does notexist to overwinteringhabitat

V11 Late winter DO (mg/L)

≥6 mg/L Observed DO was<2 mg/L but species

presencedocumented in reach.

Minimum non-zerosuitability assumed.

0.25

≥4 and <6 mg/L

≥3 and <4 mg/L

≥2 and <3 mg/L

<2 mg/L

HSI Value 0.25

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B163 Habitat Suitability for Brook Stickleback in Reach 2 of Eymundson CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having gravel, sand, and clay/silt 80.0

0.85Percent area having boulder, bedrock, cobble, and rubble 20.0

V2Nestingmaterials

Algae, submergent plants PRESENT

1.00

Emergent plants PRESENT

Inundated vegetation PRESENT

Other (e.g., woody debris) PRESENT

None

V3 Channel unit

Percent area having flats, pools, backwater areas 0.0

0.44Percent area having runs 76.0

Percent area having riffles 24.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50%

0.75

>30 to 50% YES

>20 to 30%

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.44

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B164 Habitat Suitability for Burbot Rearing Stage, in Reach 2 of Eymundson CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having boulder, cobble, rubble, gravel 30.0

0.65Percent area having sand 70.0

Percent area having clay/silt 0.0

Percent area having detritus 0.0

V2 Channel unit

Percent area having snyes, pools, backwater areas 0.0

0.44

Percent area having flats 0.0

Percent area having runs 76.0

Percent area having riffles 24.0

Percent area having chutes, falls 0.0

V3 Late winter DO (mg/L)

≥6 mg/L

0.00≥2 to <6 mg/L

<2 mg/L YES

V4Summer averagetemperature

<12

Assumed not limiting 1.00≥12 to 15

>15 to 18

>18

V5 % Instream cover

>30 to 50% YES

1.00

>20 to 30%; >50 to 65%

>10 to 20%; >65 to 75%

>0 to 10%; >75 to 100%

0%

HSI Value - Rearing Stage 0.00

HSI Value - All Stages Combined 0.08

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B165 Habitat Suitability of Burbot Feeding Stage, in Reach 2 of Eymundson CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having boulder, cobble, rubble, gravel 30.0

0.65Percent area having sand 70.0

Percent area having clay/silt 0.0

Percent area having detritus 0.0

V2 Channel unit

Percent area having snyes, pools, backwater areas 0.0

0.69Percent area having flats, runs 76.0

Percent area having riffles 24.0

Percent area having chutes, falls 0.0

V3 Late winter DO (mg/L)

≥5 to <7 mg/L

0.25≥2 to <5 mg/L

≥1 to <2 mg/L YES

<1 mg/L

V4Summer averagetemperature

<12

Assumed not limiting 1.00≥12 to 15

>15 to 18

>18

V5 % Instream cover

>30 to 50% YES

1.00

>20 to 30%; >50 to 65%

>10 to 20%; >65 to 75%

>0 to 10%; >75 to 100%

0%

HSI Value - Feeding Stage 0.25

HSI Value - All Stages Combined 0.08

Table B166 Habitat Suitability of Burbot Spawning Stage, in Reach 2 of Eymundson CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 80.0

0.90Percent area having boulder, rubble, cobble 20.0

Percent area having bedrock, detritus 0.0

V2 Channel unit

Percent area having snyes, pools, backwater areas 0.0

0.44

Percent area having flats 0.0

Percent area having runs 76.0

Percent area having riffles 24.0

Percent area having chutes, falls 0.0

V3Late winter DO(mg/L)

≥6 mg/L

0.00≥2 to <6 mg/L

<2 mg/L YES

HSI Value - Spawning Stage 0.00

HSI Value - All Stages Combined 0.08

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B167 Habitat Suitability of Fathead Minnow in Reach 2 of Eymundson CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 80.0

0.90Percent area having boulder, cobble and rubble 20.0

Percent area having bedrock 0.0

V2 Instream coverSubmergent and emergent plants PRESENT

1.00other (e.g., woody debris, rock) PRESENT

V3 Spawning material

Underside of rocks, logs, debris, broadleaf vegetation PRESENT

1.00Vertical surfaces of emergents (stems) PRESENT

No suitable material

V4 Channel unit

Percent area having flats, pools, backwater areas 0.0

0.63Percent area having runs 76.0

Percent area having riffles 24.0

Percent area having rapids, chutes, falls 0.0

V5 Instream cover

>50%

0.75

>30 to 50% YES

>20 to 30%

>0 to 20%

0%

V6Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V7 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.63

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 129

Table B168 Habitat Suitability of Flathead Chub in Reach 2 of Eymundson CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand,clay/silt

80.0

0.90Percent area having cobble, rubble 20.0

Percent area having bedrock,boulder

0.0

V2 Instream cover

No cover

0.75Woody debris PRESENT

All others PRESENT

V3 Channel unit

Percent area having runs, riffles 100.0

1.00Percent area having pools,backwater areas, flats

0.0

Percent area having rapids, chutes,falls

0.0

V4Average transparency (Secchi depth incm during summer)

≤30 Assumed not limiting 1.00

>30

V5 Late winter DO (mg/L)≥2 mg/L

0.50<2 mg/L YES

V6 pH

6.0 to 9.0 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

Table B169 Habitat Suitability of Lake Chub in Reach 2 of Eymundson CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having rubble, gravel, cobble, boulder 30.0

0.65Percent area having sand, clay/silt, bedrock 70.0

V2 Instream coverRubble, cobble, boulder, vegetation, woody debris,submergent and emergent plants

PRESENT 1.00

V3 Channel unit

Percent area having runs, flats, and pools 76.0

0.88Percent area having riffles 24.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50% YES

1.00>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 to >9

HSI Value 0.65

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 130

Table B170 Habitat Suitability of Longnose Sucker in Reach 2 of Eymundson CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Spawning location

Riffles present with suitablesubstrate

YES

1.00Riffles present, but not suitablesubstrate (e.g., bedrock or boulder)for spawning. No riffles present.

V2 Depth of riffle for spawning

Riffles present with suitablesubstrate

YES

1.00Riffles present, but not suitablesubstrate (e.g., bedrock or boulder)for spawning. No riffles present.

V3 Current velocity of spawning habitat

Riffles present with suitablesubstrate

YES

1.00Riffles present, but not suitablesubstrate (e.g., bedrock or boulder)for spawning. No riffles present.

V4Mean water temperature during spawningand incubation

Refer to Edwards (1983) Assumed not limiting 1.00

V6 Substrate type

Refer to Edwards (1983) 0.58

0.58If the HSI result is <0.5 due to thisvariable, SI = 0.5

V7

Percent cover (e.g., vegetation, boulders,rubble) in shallow/shoreline areas (May toJuly)

Refer to Edwards (1983) 45.0 1.00

V11 pH range during the summer Refer to Edwards (1983) Assumed not limiting 1.00

V12 DO range during the summer Refer to Edwards (1983) Assumed not limiting 1.00

V13Mean water temperature during thesummer (July and August)

Refer to Edwards (1983) Assumed not limiting 1.00

V14 Channel units

Percent area having pools and runs 76.0

0.94Percent area having riffles 24.0

Percent area having flats 0.0

Percent area having rapids 0.0

HSI Value 0.58

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 131

Table B171 Habitat Suitability of Northern Redbelly Dace in Reach 2 of Eymundson CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 80.0

0.90Percent area having boulder, cobble and rubble 20.0

Percent area having bedrock 0.0

V2 Instream cover

Submergent and emergent plants, woody debris, inundatedvegetation

PRESENT

1.00Rubble or cobble PRESENT

Boulder or bedrock

V3 Channel unit

Percent area having flats, pools, backwater areas 0.0

0.44Percent area having runs 76.0

Percent area having riffles 24.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50%

0.75

>30 to 50% YES

>20 to 30%

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.44

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 132

Table B172 Habitat Suitability of Pearl Dace in Reach 2 of Eymundson CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 80.0

0.90Percent area having rubble and cobble 20.0

Percent area having boulder and bedrock 0.0

V2 Instream cover

Vegetation, woody debris, submergent and emergent plants PRESENT

1.00Rubble and cobble PRESENT

Boulder and bedrock

V3 Channel unit

Percent area having runs, flats, and pools 76.0

0.88Percent area having riffles 24.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50% YES

1.00>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.88

Table B173 Habitat Suitability of Trout-Perch in Reach 2 of Eymundson CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 80.0

0.95Percent area having cobble, rubble 20.0

Percent area having bedrock, boulder 0.0

V2 Channel unit

Percent area having runs, flats 76.0

0.82Percent area pools, backwater areas 0.0

Percent area having riffles, rapids, chutes 24.0

V3Percent instreamcover

0

0.25

>0 to 20%

>20 to 30%

>30 to 50% YES

>50%

V4 Late winter DO (mg/L)≥2 mg/L

0.50<2 mg/L YES

HSI Value 0.25

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 133

Table B174 Habitat Suitability of White Sucker in Reach 2 of Eymundson CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1Maximum monthly average turbidity during theyear (JTU)

Assume not limiting, SI = 1 Assumed not limiting 1.00

V2Weekly average pH during the year under stableconditions

Weekly average pH during theyear under stable conditions 1.00

If data are insufficient, SI = 1 YES

V3Minimum DO during May-August in areas ofsuitable temperature

Assume not limiting, SI = 1 Assumed not limiting 1.00

V4Average of mean weekly water temp during Julyand August for adults and juveniles

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V5Average of mean weekly water temperaturesduring July and August for fry

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V6

Average of mean weekly water temperaturesduring spawning and incubation (April throughJuly)

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V7Average riffle velocity (cm/s) during spawning andincubation

Riffles present with suitablespawning substrate

YES

1.00No riffles present with suitablespawning substrate

V8Average riffle depth (cm) during spawning andincubation

Riffles present with suitablespawning substrate

YES

1.00No riffles present with suitablespawning substrate

V9 Percent instream and overhanging shoreline cover Refer to Twomey et al. (1984) 22.5(a) 0.61

V10 Percent pools during average summer flows Refer to Twomey et al. (1984) 0.0 0.00

HSI Value 0.67

(a)Average of instream and overhead cover for 61 to 150 mm fish.

Table B175 Unnamed Creek 11 Habitat DataHabitat Variable Findings or Notes

Mean channel width (m)Defined channel: 0.90

Undefined channel: 0.10

Reach length (m)Defined channel: 1,357

Undefined channel: 2,652

Impounded area (m2) 82,432

Reach area (m2) 83,919

Substrate composition (%) 50% clay/silt, 50% sand

Channel unit composition (%) 100% Run

Instream cover (%) 85% (0 to 60 mm), 65% (61 to 150 mm), 50% (>150 mm) (a)

Overhead cover (%) 90% (0 to 60 mm), 90% (61 to 150 mm), 75% (>150 mm) (a)

Cover types and nesting materialspresent

submergent plants, emergent plants, woody debris, inundated vegetation

DO (mg/L) Summer 6.70

pH Average 7.41

Temperature (°C) Summer 14.8, fall 8.7

Other observations Frozen to bottom during winter sampling

Documented and assumed speciesBrook stickleback, fathead minnow, lake chub, longnose sucker, northern redbelly dace, pearl dace,white sucker

(a)Size range refers to fish size and indicates different cover availability based on size class of fish.

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 134

Table B176 Habitat Suitability of Brook Stickleback in Unnamed Creek 11 in the Eymundson CreekWatershed

ModelVariable

VariableDescription

Category Input Data Used or Assumptions MadeSuitability

Index(SI)

V1 Substrate

Percent area having gravel, sand, andclay/silt

100.0

1.00Percent area having boulder, bedrock,cobble, and rubble

0.0

V2 Nesting materials

Algae, submergent plants PRESENT

1.00

Emergent plants PRESENT

Inundated vegetation PRESENT

Other (e.g., woody debris) PRESENT

None

V3 Channel unit

Percent area having flats, pools,backwater areas

0.0

0.50Percent area having runs 100.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom. Minimum non-zerosuitability assumed.

0.50<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 135

Table B177 Habitat Suitability of Fathead Minnow in Unnamed Creek 11 in the Eymundson CreekWatershed

ModelVariable

VariableDescription

Category Input Data Used or Assumptions MadeSuitability

Index(SI)

V1 Substrate

Percent area having gravel, sand, andclay/silt

100.0

1.00Percent area having boulder, cobbleand rubble

0.0

Percent area having bedrock 0.0

V2 Instream coverSubmergent and emergent plants PRESENT

1.00other (e.g., woody debris, rock) PRESENT

V3 Spawning material

Underside of rocks, logs, debris,broadleaf vegetation

PRESENT

1.00Vertical surfaces of emergents (stems)

No suitable material

V4 Channel unit

Percent area having flats, pools,backwater areas

0.0

0.75Percent area having runs 100.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V5 Instream cover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V6Late winter DO(mg/L)

≥1 mg/L Frozen to bottom. Minimum non-zerosuitability assumed.

0.50<1 mg/L

V7 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 136

Table B178 Habitat Suitability of Lake Chub in Unnamed Creek 11 in the Eymundson CreekWatershed

ModelVariable

VariableDescription

CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having rubble, gravel, cobble, boulder 0.0

0.50Percent area having sand, clay/silt, bedrock 100.0

V2 Instream coverRubble, cobble, boulder, vegetation, woody debris,submergent and emergent plants

PRESENT 1.00

V3 Channel unit

Percent area having runs, flats, and pools 100.0

1.00Percent area having riffles 0.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50%

0.75>10 to 20% or >50 to 65% YES

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.25<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 to >9

HSI Value 0.25

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 137

Table B179 Habitat Suitability of Longnose Sucker in Unnamed Creek 11 in the Eymundson CreekWatershed

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 Spawning location

Riffles present with suitablesubstrate

0.50Riffles present, but not suitablesubstrate (e.g., bedrock orboulder) for spawning. No rifflespresent.

YES

V2 Depth of riffle for spawning

Riffles present with suitablesubstrate

0.50Riffles present, but not suitablesubstrate (e.g., bedrock orboulder) for spawning. No rifflespresent.

YES

V3 Current velocity of spawning habitat

Riffles present with suitablesubstrate

0.50Riffles present, but not suitablesubstrate (e.g., bedrock orboulder) for spawning. No rifflespresent.

YES

V4Mean water temperature during spawningand incubation

Refer to Edwards (1983) Assumed not limiting 1.00

V6 Substrate type

Refer to Edwards (1983) 0.2

0.50If the HSI result is <0.5 due to thisvariable, SI = 0.5

YES

V7

Percent cover (e.g., vegetation, boulders,rubble) in shallow/shoreline areas (May toJuly)

Refer to Edwards (1983) 85.0 0.68

V11 pH range during the summer Refer to Edwards (1983) Assumed not limiting 1.00

V12 DO range during the summer Refer to Edwards (1983) Assumed not limiting 1.00

V13Mean water temperature during thesummer (July and August)

Refer to Edwards (1983) Assumed not limiting 1.00

V14 Channel units

Percent area having pools andruns

100.0

1.00Percent area having riffles 0.0

Percent area having flats 0.0

Percent area having rapids 0.0

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 138

Table B180 Habitat Suitability of Northern Redbelly Dace in Unnamed Creek 11 in the EymundsonCreek Watershed

ModelVariable

VariableDescription

CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, cobble and rubble 0.0

Percent area having bedrock 0.0

V2 Instream cover

Submergent and emergent plants, woody debris, inundatedvegetation

PRESENT

1.00Rubble or cobble

Boulder or bedrock

V3 Channel unit

Percent area having flats, pools, backwater areas 0.0

0.50Percent area having runs 100.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

Page 148: Appendix B · 2012. 9. 20. · APPENDIX B Detailed Habitat Suitability Index Calculations for Habitat Losses September 2012 Project No. 10-1346-0001 / 9100 i Table of Contents 1.0

APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 139

Table B181 Habitat Suitability of Pearl Dace in Unnamed Creek 11 of Eymundson Creek WatershedModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 100.0

1.00Percent area having rubble and cobble 0.0

Percent area having boulder and bedrock 0.0

V2 Instream cover

Vegetation, woody debris, submergent and emergent plants PRESENT

1.00Rubble and cobble

Boulder and bedrock

V3 Channel unit

Percent area having runs, flats, and pools 100.0

1.00Percent area having riffles 0.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50%

0.25>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100% YES

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.25

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 140

Table B182 Habitat Suitability of White Sucker in Unnamed Creek 11 in the Eymundson CreekWatershed

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1Maximum monthly average turbidity during theyear (JTU)

Assume not limiting, SI = 1 Assumed not limiting 1.00

V2Weekly average pH during the year under stableconditions

Weekly average pH during theyear under stable conditions

0.01.00

If data are insufficient, SI = 1 YES

V3Minimum DO during May-August in areas ofsuitable temperature

Assume not limiting, SI = 1 Assumed not limiting 1.00

V4Average of mean weekly water temp during Julyand August for adults and juveniles

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V5Average of mean weekly water temperaturesduring July and August for fry

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V6

Average of mean weekly water temperaturesduring spawning and incubation (April throughJuly)

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V7Average riffle velocity (cm/s) during spawning andincubation

Riffles present with suitablespawning substrate

0.50No riffles present with suitablespawning substrate

YES

V8Average riffle depth (cm) during spawning andincubation

Riffles present with suitablespawning substrate

0.50No riffles present with suitablespawning substrate

YES

V9Percent instream and overhanging shorelinecover

Refer to Twomey et al. (1984) 77.5(a) 0.95

V10 Percent pools during average summer flows Refer to Twomey et al. (1984) 0.0 0.00

HSI Value 0.62

(a)Average of instream and overhead cover for 61 to 150 mm fish.

Table B183 Eymundson Creek Reach 3 Habitat DataHabitat Variable Findings or Notes

Mean channel width (m) 8.92

Reach length (m) 3,653

Impounded area (m2) 0

Reach area (m2) 32,585

Substrate composition (%) 20% clay/silt, 80% sand

Channel unit composition (%) 100% Run

Instream cover (%) 45% (0 to 60 mm), 30% (61 to 150 mm), 10% (>150 mm) (a)

Overhead cover (%) 25% (0 to 60 mm), 10% (61 to 150 mm), 5% (>150 mm) (a)

Cover types and nestingmaterials present

Submergent plants, emergent plants, woody debris, underside of rocks, inundated vegetation

DO (mg/L) Summer 8.95

pH Average 7.57 summer 7.63

Temperature (°C) Summer 11.0

Other observations Frozen to bottom during winter sampling

Documented and assumedspecies

Arctic grayling, brook stickleback, fathead minnow, flathead chub, lake chub, longnose sucker, northernredbelly dace, pearl dace, white sucker

(a)Size range refers to fish size and indicates different cover availability based on size class of fish.

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 141

Table B184 Habitat Suitability of Arctic Grayling in Reach 3 of Eymundson Creek

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

SuitabilityIndex(SI)

V1

Average of maximum daily water temperatures (°C)during the warmest 30-d period of the year (or useJuly 15 - August 15)

Refer to Hubert et al. (1985) 18.7 0.84

V2Average minimum DO (mg/L) during the latesummer, low-flow period (last 2 weeks of August)

Refer to Hubert et al. (1985) Assumed not limiting 1.00

V3Percent (%) of substrate in spawning areascomposed predominantly of gravel and rubble

Riffles present0.50

Riffles not present YES

V4

Percent (%) of fines (<3 mm) in spawning areas anddownstream riffle areas during spawning and embryodevelopment

Data insufficient, SI = 1 YES1.00

Refer to Hubert et al. (1985)

V5Average velocity (cm/s) over spawning areas duringthe spawning and embryo development

Data insufficient, SI = 1 YES1.00

Refer to Hubert et al. (1985) 0.0

V6

Percent (%) of spawning areas and downstreamnursery areas that consists of backwater and sidechannel areas with a current velocity less than 0.15m/s

Refer to Hubert et al. (1985) 0.0

1.00Data insufficient, SI = 1 YES

V7

Average maximum water temperature (°C) during thewarmest period of the year in streams inhabited byadults

This variable is not used, SI = 1 n/a 1.00

V8Average of minimum daily DO (mg/L) during the latesummer, low-flow period (last 2 weeks of August)

Refer to Hubert et al. (1985) Assumed not limiting 1.00

V9Annual frequency of early spring access to tributaryspawning streams within 150 km of wintering areas

Refer to Hubert et al. (1985) 0.01.00

Data insufficient, SI = 1 YES

V10Occurrence of winter habitat (deep pools with currentvelocities of less than 0.15 m/s)

Stream access exists tooverwintering habitat

YES

1.00Stream access does not exist tooverwintering habitat

V11 Late winter DO (mg/L)

≥6 mg/L

Frozen to bottom.Minimum non-zerosuitability assumed.

0.25

≥4 and <6 mg/L

≥3 and <4 mg/L

≥2 and <3 mg/L

<2 mg/L

HSI Value 0.25

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 142

Table B185 Habitat Suitability of Brook Stickleback in Reach 3 of Eymundson CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, bedrock, cobble, and rubble 0.0

V2 Nesting materials

Algae, submergent plants PRESENT

1.00

Emergent plants PRESENT

Inundated vegetation PRESENT

Other (e.g., woody debris) PRESENT

None

V3 Channel unit

Percent area having flats, pools, backwater areas 0.0

0.50Percent area having runs 100.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50%

0.75

>30 to 50% YES

>20 to 30%

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 143

Table B186 Habitat Suitability of Fathead Minnow in Reach 3 of Eymundson CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, cobble and rubble 0.0

Percent area having bedrock 0.0

V2 Instream coverSubmergent and emergent plants PRESENT

1.00other (e.g., woody debris, rock) PRESENT

V3Spawningmaterial

Underside of rocks, logs, debris, broadleaf vegetation PRESENT

1.00Vertical surfaces of emergents (stems) PRESENT

No suitable material

V4 Channel unit

Percent area having flats, pools, backwater areas 0.0

0.75Percent area having runs 100.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V5 Instream cover

>50%

0.75

>30 to 50% YES

>20 to 30%

>0 to 20%

0%

V6Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<1 mg/L

V7 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 144

Table B187 Habitat Suitability of Flathead Chub in Reach 3 of Eymundson CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 100.0

1.00Percent area having cobble, rubble 0.0

Percent area having bedrock, boulder 0.0

V2 Instream cover

No cover

0.75Woody debris PRESENT

All others PRESENT

V3 Channel unit

Percent area having runs, riffles 100.0

1.00Percent area having pools, backwater areas,flats

0.0

Percent area having rapids, chutes, falls 0.0

V4Average transparency (Secchidepth in cm during summer)

≤30 Assumed not limiting 1.00

>30

V5 Late winter DO (mg/L)≥2 mg/L Frozen to bottom.

Minimum non-zerosuitability assumed.

0.50<2 mg/L

V6 pH

6.0 to 9.0 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

Table B188 Habitat Suitability of Lake Chub in Reach 3 of Eymundson CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having rubble, gravel, cobble, boulder 0.0

0.50Percent area having sand, clay/silt, bedrock 100.0

V2 Instream coverRubble, cobble, boulder, vegetation, woody debris,submergent and emergent plants

PRESENT 1.00

V3 Channel unit

Percent area having runs, flats, and pools 100.0

1.00Percent area having riffles 0.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50% YES

1.00>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5 Late winter DO (mg/L)≥1 mg/L Frozen to bottom.

Minimum non-zerosuitability assumed.

0.25<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 to >9

HSI Value 0.25

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 145

Table B189 Habitat Suitability of Longnose Sucker in Reach 3 of Eymundson CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Spawning location

Riffles present with suitable substrate

0.50Riffles present, but not suitablesubstrate (e.g., bedrock or boulder) forspawning. No riffles present.

YES

V2 Depth of riffle for spawning

Riffles present with suitable substrate

0.50Riffles present, but not suitablesubstrate (e.g., bedrock or boulder) forspawning. No riffles present.

YES

V3 Current velocity of spawning habitat

Riffles present with suitable substrate

0.50Riffles present, but not suitablesubstrate (e.g., bedrock or boulder) forspawning. No riffles present.

YES

V4Mean water temperature during spawningand incubation

Refer to Edwards (1983) Assumed not limiting 1.00

V6 Substrate type

Refer to Edwards (1983) 0.32

0.50If the HSI result is <0.5 due to thisvariable, SI = 0.5

YES

V7

Percent cover (e.g., vegetation, boulders,rubble) in shallow/shoreline areas (May toJuly)

Refer to Edwards (1983) 45.0 1.00

V11 pH range during the summer Refer to Edwards (1983) Assumed not limiting 1.00

V12 DO range during the summer Refer to Edwards(1983) Assumed not limiting 1.00

V13Mean water temperature during thesummer (July and August)

Refer to Edwards (1983) Assumed not limiting 1.00

V14 Channel units

Percent area having pools and runs 100.0

1.00Percent area having riffles 0.0

Percent area having flats 0.0

Percent area having rapids 0.0

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 146

Table B190 Habitat Suitability of Northern Redbelly Dace in Reach 3 of Eymundson CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, cobble and rubble 0.0

Percent area having bedrock 0.0

V2 Instream cover

Submergent and emergent plants, woody debris, inundatedvegetation

PRESENT

1.00Rubble or cobble

Boulder or bedrock

V3 Channel unit

Percent area having flats, pools, backwater areas 0.0

0.50Percent area having runs 100.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50%

0.75

>30 to 50% YES

>20 to 30%

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

Page 156: Appendix B · 2012. 9. 20. · APPENDIX B Detailed Habitat Suitability Index Calculations for Habitat Losses September 2012 Project No. 10-1346-0001 / 9100 i Table of Contents 1.0

APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 147

Table B191 Habitat Suitability of Pearl Dace in Reach 3 of Eymundson CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 100.0

1.00Percent area having rubble and cobble 0.0

Percent area having boulder and bedrock 0.0

V2 Instream cover

Vegetation, woody debris, submergent and emergentplants

PRESENT

1.00Rubble and cobble

Boulder and bedrock

V3 Channel unit

Percent area having runs, flats, and pools 100.0

1.00Percent area having riffles 0.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50% YES

1.00>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 148

Table B192 Habitat Suitability of White Sucker in Reach 3 of Eymundson CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1Maximum monthly average turbidity during theyear (JTU)

Assume not limiting, SI = 1 Assumed not limiting 1.00

V2Weekly average pH during the year under stableconditions

Weekly average pH during theyear under stable conditions 1.00

If data are insufficient, SI = 1 YES

V3Minimum DO during May-August in areas ofsuitable temperature

Assume not limiting, SI = 1 Assumed not limiting 1.00

V4Average of mean weekly water temp during Julyand August for adults and juveniles

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V5Average of mean weekly water temperaturesduring July and August for fry

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V6

Average of mean weekly water temperaturesduring spawning and incubation (April throughJuly)

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V7Average riffle velocity (cm/s) during spawningand incubation

Riffles present with suitablespawning substrate

0.50No riffles present with suitablespawning substrate

YES

V8Average riffle depth (cm) during spawning andincubation

Riffles present with suitablespawning substrate

0.50No riffles present with suitablespawning substrate

YES

V9Percent instream and overhanging shorelinecover

Refer to Twomey et al. (1984) 20.0(a) 0.55

V10 Percent pools during average summer flows Refer to Twomey et al. (1984) 0.0 0.00

HSI Value 0.52

(a)Average of instream and overhead cover for 61 to 150 mm fish.

Table B193 Eymundson Creek Reach 4 Habitat DataHabitat Variable Findings or Notes

Mean channel width (m) 16.67

Reach length (m) 1,695

Impounded area (m2) 26,745

Reach area (m2) 55,001

Substrate composition (%) 35% organic, 65% clay/silt

Channel unit composition (%) 5% Run, 20% Impoundment, 75% Flat

Instream cover (%) 40% (0 to 60 mm), 40% (61 to 150 mm), 15% (>150 mm) (a)

Overhead cover (%) 10% (0 to 60 mm), 10% (61 to 150 mm), 0% (>150 mm) (a)

Cover types and nesting materials present Submergent plants, emergent plants, woody debris, inundated vegetation

DO (mg/L) Late winter 1.03, summer 12.4

pH 6.96

Temperature (°C) Summer 13.2

Other observations n/a

Documented and assumed species Brook stickleback, fathead minnow, lake chub, northern redbelly dace, pearl dace

(a)Size range refers to fish size and indicates different cover availability based on size class of fish.

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 149

Table B194 Habitat Suitability of Brook Stickleback in Reach 4 of Eymundson CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, bedrock, cobble, andrubble

0.0

V2 Nesting materials

Algae, submergent plants PRESENT

1.00

Emergent plants PRESENT

Inundated vegetation PRESENT

Other (e.g., woody debris) PRESENT

None

V3 Channel unit

Percent area having flats, pools, backwater areas 95.0

0.98Percent area having runs 5.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50%

0.75

>30 to 50% YES

>20 to 30%

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.75

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 150

Table B195 Habitat Suitability of Fathead Minnow in Reach 4 of Eymundson CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, cobble and rubble 0.0

Percent area having bedrock 0.0

V2 Instream coverSubmergent and emergent plants PRESENT

1.00other (e.g., woody debris, rock)

V3 Spawning material

Underside of rocks, logs, debris, broadleaf vegetation PRESENT

1.00Vertical surfaces of emergents (stems) PRESENT

No suitable material

V4 Channel unit

Percent area having flats, pools, backwater areas 95.0

0.99Percent area having runs 5.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V5 Instream cover

>50%

0.75

>30 to 50% YES

>20 to 30%

>0 to 20%

0%

V6Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V7 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.75

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 151

Table B196 Habitat Suitability of Lake Chub in Reach 4 of Eymundson CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having rubble, gravel, cobble, boulder 0.0

0.50Percent area having sand, clay/silt, bedrock 100.0

V2 Instream coverRubble, cobble, boulder, vegetation, woody debris,submergent and emergent plants

PRESENT 1.00

V3 Channel unit

Percent area having runs, flats, and pools 80.0

0.80Percent area having riffles 0.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50% YES

1.00>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 to >9

HSI Value 0.50

Table B197 Habitat Suitability of Northern Redbelly Dace in Reach 4 of Eymundson CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, cobble and rubble 0.0

Percent area having bedrock 0.0

V2 Instream cover

Submergent and emergent plants, woody debris,inundated vegetation

PRESENT

1.00Rubble or cobble

Boulder or bedrock

V3 Channel unit

Percent area having flats, pools, backwater areas 95.0

0.98Percent area having runs 5.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50%

0.75

>30 to 50% YES

>20 to 30%

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.75

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B198 Habitat Suitability of Pearl Dace in Reach 4 of Eymundson CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 100.0

1.00Percent area having rubble and cobble 0.0

Percent area having boulder and bedrock 0.0

V2 Instream cover

Vegetation, woody debris, submergent and emergentplants

PRESENT

1.00Rubble and cobble

Boulder and bedrock

V3 Channel unit

Percent area having runs, flats, and pools 100.0

1.00Percent area having riffles 0.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50% YES

1.00>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 1.00

Table B199 Asphalt Creek Reach 1 Habitat DataHabitat Variable Findings or Notes

Mean channel width (m) 11.17

Reach length (m) 3,522

Impounded area (m2) 0

Reach area (m2) 39,341

Substrate composition (%) 5% organic, 80% sand, 10% gravel, 5% cobble

Channel unit composition (%) 100% Run

Instream cover (%) 25% (0 to 60 mm), 10% (61 to 150 mm), 5% (>150 mm) (a)

Overhead cover (%) 10% (0 to 60 mm), 10% (61 to 150 mm), 5% (>150 mm) (a)

Cover types and nesting materials present Submergent plants, emergent plants, woody debris, underside of rocks, inundated vegetation

DO (mg/L) Summer 13.3

pH 7.45

Temperature (°C) Summer 13.3, fall 4.8

Other observations Frozen to bottom during winter sampling

Documented and assumed species Brook stickleback, fathead minnow, lake chub, northern redbelly dace, pearl dace

(a)Size range refers to fish size and indicates different cover availability based on size class of fish.

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B200 Habitat Suitability of Brook Stickleback in Reach 1 of Asphalt CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having gravel, sand, and clay/silt 95.0

0.96Percent area having boulder, bedrock, cobble, and rubble 5.0

V2 Nesting materials

Algae, submergent plants PRESENT

1.00

Emergent plants PRESENT

Inundated vegetation PRESENT

Other (e.g., woody debris) PRESENT

None

V3 Channel unit

Percent area having flats, pools, backwater areas 0.0

0.50Percent area having runs 100.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50%

0.50

>30 to 50%

>20 to 30% YES

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B201 Habitat Suitability of Fathead Minnow in Reach 1 of Asphalt CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 95.0

0.98Percent area having boulder, cobble and rubble 5.0

Percent area having bedrock 0.0

V2 Instream coverSubmergent and emergent plants PRESENT

1.00other (e.g., woody debris, rock)

V3Spawningmaterial

Underside of rocks, logs, debris, broadleaf vegetation PRESENT

1.00Vertical surfaces of emergents (stems) PRESENT

No suitable material

V4 Channel unit

Percent area having flats, pools, backwater areas 0.0

0.75Percent area having runs 100.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V5 Instream cover

>50%

0.50

>30 to 50%

>20 to 30% YES

>0 to 20%

0%

V6Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<1 mg/L

V7 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B202 Habitat Suitability of Lake Chub in Reach 1 of Asphalt CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having rubble, gravel, cobble, boulder 15.0

0.58Percent area having sand, clay/silt, bedrock 85.0

V2 Instream coverRubble, cobble, boulder, vegetation, woody debris,submergent and emergent plants

PRESENT 1.00

V3 Channel unit

Percent area having runs, flats, and pools 100.0

1.00Percent area having riffles 0.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50%

0.50>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75% YES

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.25<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 to >9

HSI Value 0.25

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B203 Habitat Suitability of Northern Redbelly Dace in Reach 1 of Asphalt CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 95.0

0.98Percent area having boulder, cobble and rubble 5.0

Percent area having bedrock 0.0

V2 Instream cover

Submergent and emergent plants, woody debris, inundatedvegetation

PRESENT

1.00Rubble or cobble PRESENT

Boulder or bedrock

V3 Channel unit

Percent area having flats, pools, backwater areas 0.0

0.50Percent area having runs 100.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50%

0.50

>30 to 50%

>20 to 30% YES

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B204 Habitat Suitability of Pearl Dace in Reach 1 of Asphalt CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 95.0

0.98Percent area having rubble and cobble 5.0

Percent area having boulder and bedrock 0.0

V2 Instream cover

Vegetation, woody debris, submergent and emergent plants PRESENT

1.00Rubble and cobble PRESENT

Boulder and bedrock

V3 Channel unit

Percent area having runs, flats, and pools 100.0

1.00Percent area having riffles 0.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50% YES

1.00>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

Table B205 Unnamed Creek 10 Habitat DataHabitat Variable Findings or Notes

Mean channel width (m)Defined channel: 2.00

Undefined channel: 0.10

Reach length (m)Defined channel: 205

Undefined channel: 1,289

Impounded area (m2) 15,753

Reach area (m2) 16,292

Substrate composition (%) 50% organic, 50% clay/silt

Channel unit composition (%) 100% Pool

Instream cover (%) 85% (0 to 60 mm), 20% (61 to 150 mm), 10% (>150 mm) (a)

Overhead cover (%) 70% (0 to 60 mm), 10% (61 to 150 mm), 5% (>150 mm) (a)

Cover types and nesting materials present Submergent plants, emergent plants, woody debris, inundated vegetation

DO (mg/L) Late winter 4.21, spring 8.06

pH 7.48

Temperature (°C) Summer 20.0, spring 7.9

Other observations n/a

Documented and assumed species Brook stickleback, fathead minnow, lake chub, northern redbelly dace, pearl dace

(a)Size range refers to fish size and indicates different cover availability based on size class of fish.

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B206 Habitat Suitability of Brook Stickleback in Unnamed Creek 10, a Minor Tributary to theAthabasca River

ModelVariable

VariableDescription

CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, bedrock, cobble, andrubble

0.0

V2 Nesting materials

Algae, submergent plants PRESENT

1.00

Emergent plants PRESENT

Inundated vegetation PRESENT

Other (e.g., woody debris) PRESENT

None

V3 Channel unit

Percent area having flats, pools, backwater areas 100.0

1.00Percent area having runs 0.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 1.00

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B207 Habitat Suitability of Fathead Minnow in Unnamed Creek 10 a Minor Tributary to theAthabasca River

ModelVariable

VariableDescription

CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, cobble and rubble 0.0

Percent area having bedrock 0.0

V2 Instream coverSubmergent and emergent plants PRESENT

1.00other (e.g., woody debris, rock) PRESENT

V3 Spawning material

Underside of rocks, logs, debris, broadleaf vegetation PRESENT

1.00Vertical surfaces of emergents (stems)

No suitable material

V4 Channel unit

Percent area having flats, pools, backwater areas 100.0

1.00Percent area having runs 0.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V5 Instream cover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V6Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V7 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 1.00

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 160

Table B208 Habitat Suitability of Lake Chub in Unnamed Creek 10, a Minor Tributary of the AthabascaRiver

ModelVariable

VariableDescription

CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having rubble, gravel, cobble, boulder 0.0

0.50Percent area having sand, clay/silt, bedrock 100.0

V2 Instream coverRubble, cobble, boulder, vegetation, woody debris,submergent and emergent plants

PRESENT 1.00

V3 Channel unit

Percent area having runs, flats, and pools 100.0

1.00Percent area having riffles 0.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50%

0.75>10 to 20% or >50 to 65% YES

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 to >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B209 Habitat Suitability of Northern Redbelly Dace in Unnamed Creek 10, a Minor Tributary tothe Athabasca River

ModelVariable

VariableDescription

CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, cobble and rubble 0.0

Percent area having bedrock 0.0

V2 Instream cover

Submergent and emergent plants, woody debris,inundated vegetation

PRESENT

1.00Rubble or cobble

Boulder or bedrock

V3 Channel unit

Percent area having flats, pools, backwater areas 100.0

1.00Percent area having runs 0.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 1.00

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B210 Habitat Suitability of Pearl Dace in Unnamed Creek 10, a Minor Tributary to the AthabascaRiver

ModelVariable

VariableDescription

CategoryInput Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 100.0

1.00Percent area having rubble and cobble 0.0

Percent area having boulder and bedrock 0.0

V2 Instream cover

Vegetation, woody debris, submergent and emergent plants PRESENT

1.00Rubble and cobble

Boulder and bedrock

V3 Channel unit

Percent area having runs, flats, and pools 100.0

1.00Percent area having riffles 0.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50%

0.25>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100% YES

V5Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.25

Table B211 Big Creek Reach 1 Habitat DataHabitat Variable Findings or Notes

Mean channel width (m) 9.50

Reach length (m) 4,573

Impounded area (m2) 0

Reach area (m2) 43,444

Substrate composition(%)

15% clay/silt, 70% sand, 5% gravel, 6% cobble, 4% rubble

Channel unit composition(%)

73% Run, 27% Flat

Instream cover (%) 15% (0 to 60 mm), 5% (61 to 150 mm), 0% (>150 mm)

Overhead cover (%) 10% (0 to 60 mm), 7% (61 to 150 mm), 0% (>150 mm)

Cover types and nestingmaterials present

Submergent plants, emergent plants, woody debris, inundated vegetation

DO (mg/L) Late winter 7.26, summer 8.78

pH Average 7.83

Temperature (°C) Summer 17.7, spring 10.23

Other observations n/a

Documented andassumed species

Arctic grayling, brook stickleback, burbot, fathead minnow, flathead chub, lake chub, longnose dace, longnosesucker, northern pike, pearl dace, slimy sculpin, spoonhead sculpin, spottail shiner, trout-perch, walleye, whitesucker, yellow perch

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B212 Habitat Suitability of Arctic Grayling in Reach 1 of Big CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1

Average of maximum daily water temperatures (°C) duringthe warmest 30-d period of the year (or use July 15 -August 15)

Refer to Hubert et al.(1985)

Assumed not limiting 1.00

V2Average minimum DO (mg/L) during the late summer, low-flow period (last 2 weeks of August)

Refer to Hubert et al.(1985)

Assumed not limiting 1.00

V3Percent (%) of substrate in spawning areas composedpredominantly of gravel and rubble

Riffles present0.50

Riffles not present YES

V4

Percent (%) of fines (<3 mm) in spawning areas anddownstream riffle areas during spawning and embryodevelopment

Data insufficient,SI = 1

YES

1.00Refer to Hubert et al.(1985)

0.0

V5Average velocity (cm/s) over spawning areas during thespawning and embryo development

Data insufficient,SI = 1

YES1.00

Hubert et al. (1985) 0.0

V6

Percent (%) of spawning areas and downstream nurseryareas that consists of backwater and side channel areaswith a current velocity less than 0.15 m/s

Refer to Hubert et al.(1985)

41.6

1.00Data insufficient,SI = 1

V7Average maximum water temperature (°C) during thewarmest period of the year in streams inhabited by adults

This variable is notused, SI = 1

n/a 1.00

V8Average of minimum daily DO (mg/L) during the latesummer, low-flow period (last 2 weeks of August)

Refer to Hubert et al.(1985)

Assumed not limiting 1.00

V9Annual frequency of early spring access to tributaryspawning streams within 150 km of wintering areas

Refer to Hubert et al.(1985)

0.0

1.00Data insufficient,SI = 1

YES

V10Occurrence of winter habitat (deep pools with currentvelocities of less than 0.15 m/s)

Stream accessexists tooverwintering habitat

YES

1.00Stream access doesnot exist tooverwintering habitat

V11 Late winter DO (mg/L)

≥6 mg/L YES

1.00

≥4 and <6 mg/L

≥3 and <4 mg/L

≥2 and <3 mg/L

<2 mg/L

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B213 Habitat Suitability of Brook Stickleback in Reach 1 of Big CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having gravel, sand, and clay/silt 90.0

0.93Percent area having boulder, bedrock, cobble, and rubble 10.0

V2Nestingmaterials

Algae, submergent plants PRESENT

1.00

Emergent plants PRESENT

Inundated vegetation PRESENT

Other (e.g., woody debris) PRESENT

None

V3 Channel unit

Percent area having flats, pools, backwater areas 27.0

0.64Percent area having runs 73.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50%

0.25

>30 to 50%

>20 to 30%

>0 to 20% YES

0%

V5Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.25

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B214 Habitat Suitability of Burbot Rearing Stage in Reach 1 of Big CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having boulder, cobble, rubble, gravel 15.0

0.54Percent area having sand 70.0

Percent area having clay/silt 15.0

Percent area having detritus 0.0

V2 Channel unit

Percent area having snyes, pools, backwater areas 0.0

0.57

Percent area having flats 27.0

Percent area having runs 73.0

Percent area having riffles 0.0

Percent area having chutes, falls 0.0

V3Late winter DO(mg/L)

≥6 mg/L YES

1.00≥2 to <6 mg/L

<2 mg/L

V4Summer averagetemperature

<12

Assumed not limiting 1.00≥12 to 15

>15 to 18

>18

V5 % Instream cover

>30 to 50%

0.50

>20 to 30%; >50 to 65%

>10 to 20%; >65 to 75% YES

>0 to 10%; >75 to 100%

0%

HSI Value - Rearing Stage 0.50

HSI Value - All Stages Combined 0.44

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B215 Habitat Suitability of Burbot Feeding Stage in Reach 1 of Big Creek

ModelVariable

Variable Description CategoryInput Data Used or

AssumptionsMade

Suitability Index(SI)

V1 Substrate

Percent area having boulder, cobble, rubble,gravel

15.0

0.54Percent area having sand 70.0

Percent area having clay/silt 15.0

Percent area having detritus 0.0

V2 Channel unit

Percent area having snyes, pools, backwaterareas

0.0

0.75Percent area having flats, runs 100.0

Percent area having riffles 0.0

Percent area having chutes, falls 0.0

V3 Late winter DO (mg/L)

≥5 to <7 mg/L

1.00≥2 to <5 mg/L

≥1 to <2 mg/L

<1 mg/L

V4Summer averagetemperature

<12

Assumed notlimiting

1.00≥12 to 15

>15 to 18

>18

V5 % Instream cover

>30 to 50%

0.25

>20 to 30%; >50 to 65%

>10 to 20%; >65 to 75%

>0 to 10%; >75 to 100% YES

0%

HSI Value - Feeding Stage 0.25

HSI Value - All Stages Combined 0.44

Table B216 Habitat Suitability of Burbot Spawning Stage in Reach 1 of Big Creek

ModelVariable

Variable Description CategoryInput Data Used or

AssumptionsMade

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 90.0

0.95Percent area having boulder, rubble, cobble 10.0

Percent area having bedrock, detritus 0.0

V2 Channel unit

Percent area having snyes, pools, backwater areas 0.0

0.57

Percent area having flats 27.0

Percent area having runs 73.0

Percent area having riffles 0.0

Percent area having chutes, falls 0.0

V3Late winter DO(mg/L)

≥6 mg/L YES

1.00≥2 to <6 mg/L

<2 mg/L

HSI Value - Spawning Stage 0.57

HSI Value - All Stages Combined 0.44

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B217 Habitat Suitability of Fathead Minnow in Reach 1 of Big CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 90.0

0.95Percent area having boulder, cobble and rubble 10.0

Percent area having bedrock 0.0

V2 Instream coverSubmergent and emergent plants PRESENT

1.00Other (e.g., woody debris, rock) PRESENT

V3 Spawning material

Underside of rocks, logs, debris, broadleaf vegetation PRESENT

1.00Vertical surfaces of emergents (stems) PRESENT

No suitable material

V4 Channel unit

Percent area having flats, pools, backwater areas 27.0

0.82Percent area having runs 73.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V5 Instream cover

>50%

0.25

>30 to 50%

>20 to 30%

>0 to 20% YES

0%

V6Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V7 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.25

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B218 Habitat Suitability of Flathead Chub in Reach 1 of Big CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand,clay/silt

90.0

0.95Percent area having cobble, rubble 10.0

Percent area having bedrock, boulder 0.0

V2 Instream cover

No cover

0.75Woody debris PRESENT

All others PRESENT

V3 Channel unit

Percent area having runs, riffles 73.0

0.87Percent area having pools, backwaterareas, flats

27.0

Percent area having rapids, chutes,falls

0.0

V4Average transparency (Secchi depth incm during summer)

≤30 Assumed not limiting 1.00

>30

V5 Late winter DO (mg/L)≥2 mg/L YES

1.00<2 mg/L

V6 pH

6.0 to 9.0 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.75

Table B219 Habitat Suitability of Lake Chub in Reach 1 of Big CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having rubble, gravel, cobble, boulder 15.0

0.58Percent area having sand, clay/silt, bedrock 85.0

V2Instreamcover

Rubble, cobble, boulder, vegetation, woody debris, submergentand emergent plants

PRESENT 1.00

V3 Channel unit

Percent area having runs, flats, and pools 100.0

1.00Percent area having riffles 0.0

Percent area having rapids 0.0

V4Instreamcover

>20 to 50%

0.25>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100% YES

V5Late winterDO (mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 to >9

HSI Value 0.25

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B220 Habitat Suitability of Longnose Dace in Reach 1 of Big CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having boulder, rubble, cobble 10.0

0.31Percent area having gravel 5.0

Percent area having sand 70.0

Percent area having clay/silt 15.0

V2 Instream cover

Boulder, bedrock, rubble, cobble PRESENT

1.00Woody debris PRESENT

submergent and emergent plants, inundated vegetation PRESENT

V3 Channel unit

Percent area having riffles 0.0

0.43

Percent area having rapids 0.0

Percent area having runs 73.0

Percent area having flats, pools 27.0

Percent area having chutes, falls 0.0

V4 Instream cover

>25 to 75%

0.75>10 to 25% or >75 to 90% Yes

>5 to 10% or >90 to 100%

0 to 5%

V5Late winter DO(mg/L)

≥2 mg/L Yes 1.00

<2 mg/L

V6 pH

6 to 9 Yes

1.005.5 to <6

<5.5 or >9

HSI Value 0.31

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B221 Habitat Suitability of Longnose Sucker in Reach 1 of Big CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Spawning location

Riffles present with suitablesubstrate

0.50Riffles present, but not suitablesubstrate (e.g., bedrock or boulder)for spawning. No riffles present.

YES

V2 Depth of riffle for spawning

Riffles present with suitablesubstrate

0.50Riffles present, but not suitablesubstrate (e.g., bedrock or boulder)for spawning. No riffles present.

YES

V3 Current velocity of spawning habitat

Riffles present with suitablesubstrate

0.50Riffles present, but not suitablesubstrate (e.g., bedrock or boulder)for spawning. No riffles present.

YES

V4Mean water temperature during spawningand incubation

Refer to Edwards (1983) Assumed not limiting 1.00

V6 Substrate type

Refer to Edwards (1983) 0.39

0.50If the HSI result is <0.5 due to thisvariable, SI = 0.5

YES

V7

Percent cover (e.g., vegetation, boulders,rubble) in shallow/shoreline areas (May toJuly)

Refer to Edwards (1983) 16.7 1.00

V11 pH range during the summer Refer to Edwards (1983) Assumed not limiting 1.00

V12 DO range during the summer Refer to Edwards (1983) Assumed not limiting 1.00

V13Mean water temperature during thesummer (July and August)

Refer to Edwards (1983) Assumed not limiting 1.00

V14 Channel units

Percent area having pools and runs 73.0

0.87Percent area having riffles 0.0

Percent area having flats 27.0

Percent area having rapids 0.0

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B222 Habitat Suitability of Northern Pike in Reach 1 of Big CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1

Ratio of spawning habitat area to summer habitat area(estimated proportion of the area that would be less than1 m deep during spring and with aquatic vegetation ordebris)

Refer to Inskip (1982) Assumed not limiting 1.00

V2Drop in water level (m) during embryo and fry stages(period of spawning through the end of June)

Refer to Inskip (1982) Assumed not limiting 1.00

V3Percent of midsummer area with emergent or submergentaquatic vegetation

Refer to Inskip (1982) 15.0 0.55

V4Log10 of total dissolved solids concentration in surfacewaters during midsummer

Refer to Inskip (1982) Assumed not limiting 1.00

V5Least suitable pH in spawning habitat during embryo andfry stages

Refer to Inskip (1982) Assumed not limiting 1.00

V6 Average length of frost-free season (days) Refer to Inskip (1982) 85.0 0.70

V7

Maximal weekly average temperature of surface waters(use warmest week of the year, take the average of the 7day peak temperatures during that period)

Refer to Inskip (1982) Assumed not limiting 1.00

V8Area of backwaters, pools, or standing water (<5 cm/s)during summer, as a percent of the total surface area

Refer to Inskip (1982) 41.60.42

Data insufficient, SI = 1

V9Stream gradient (m/km). Assume reaches with gradients>5 m/km have no suitable habitat

Refer to Inskip (1982) Assumed not limiting 1.00

V10 Late winter DO≥2 mg/L YES

1.00<2 mg/L

HSI Value 0.42

Table B223 Habitat Suitability of Pearl Dace in Reach 1 of Big CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 90.0

0.95Percent area having rubble and cobble 10.0

Percent area having boulder and bedrock 0.0

V2 Instream cover

Vegetation, woody debris, submergent and emergent plants PRESENT

1.00Rubble and cobble PRESENT

Boulder and bedrock

V3 Channel unit

Percent area having runs, flats, and pools 100.0

1.00Percent area having riffles 0.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50%

0.75>10 to 20% or >50 to 65% YES

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.75

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B224 Habitat Suitability of Slimy Sculpin in Reach 1 of Big CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having boulder, rubble, cobble, gravel,underside of logs

15.00.36

Percent area having sand, clay/silt 85.0

V2 Instream cover

Rubble, cobble, boulder, woody debris PRESENT

1.00Vegetation PRESENT

Absence of in situ cover (e.g., rock or logs)

V3 Channel unitPercent area having runs, riffles, and rapids 73.0

0.80Percent area having flats and pools 27.0

V4 Instream cover

>30%

0.25

>20 to 30%

>10 to 20%

>0 to 10% YES

0%

V5Late winter DO(mg/L)

≥2 mg/L YES 1.00

<2 mg/L

HSI Value 0.25

Table B225 Habitat Suitability of Spoonhead Sculpin in Reach 1 of Big CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having boulder, rubble, cobble, gravel,underside of logs

15.0

0.36Percent area having sand, clay/silt 85.0

Absence of rock 0.0

V2 Instream cover

Rubble, cobble, boulder, woody debris PRESENT

1.00Vegetation PRESENT

Absence of in situ cover (e.g., rock or logs)

V3 Channel unitPercent area having runs, riffles, and rapids 73.0

0.80Percent area having flats and pools 27.0

V4 Instream cover

>50%

0.25

>30 to 50%

>20 to 30%

>0 to 20% YES

0%

V5Late winter DO(mg/L)

≥2 mg/L YES 1.00

<2 mg/L

HSI Value 0.25

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B226 Habitat Suitability of Spottail Shiner in Reach 1 of Big CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having gravel, sand, clay/silt, algae 90.0

0.95Percent area having boulder, bedrock, rubble and cobble 10.0

V2 Instream cover

Vegetation, woody debris, submergent and emergentplants

PRESENT1.00

Rubble and cobble, or no cover PRESENT

V3 Channel unit

Percent area having flats and pools 27.0

0.64Percent area having runs and riffles 73.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50%

0.75>10 to 20% or >50 to 65% YES

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5 Late winter DO

>4 mg/L YES

1.00≥2 to 4 mg/L

<2 mg/L

V6 pH

>6.5 to 8.5 YES

1.00>6 to 6.5 or >8.5 to 9.5

≤6 or >9.5

HSI Value 0.64

Table B227 Habitat Suitability of Trout-Perch in Reach 1 of Big CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 90.0

0.98Percent area having cobble, rubble 10.0

Percent area having bedrock, boulder 0.0

V2 Channel unit

Percent area having runs, flats 100.0

1.00Percent area pools, backwater areas 0.0

Percent area having riffles, rapids, chutes 0.0

V3Percent instreamcover

0

0.75

>0 to 20% YES

>20 to 30%

>30 to 50%

>50%

V4 Late winter DO (mg/L)≥2 mg/L YES

1.00<2 mg/L

HSI Value 0.75

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B228 Habitat Suitability of Walleye in Reach 1 of Big CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Average transparency (Secchi depth) during summerAssume not limiting,SI = 1

n/a 1.00

V2Relative abundance of small forage fishes during springand summer (mg of prey/m3)

Refer to McMahon etal. (1984)

0.0

1.00If data areinsufficient, SI = 1

YES

V3Percent of watercourse with instream cover andadequate DO (>3 mg/L) during the spring and summer

Refer to McMahon etal. (1984)

Assumed not limiting 1.00

V4 Least suitable pH during the yearRefer to McMahon etal. (1984)

Assumed not limiting 1.00

V5Minimum DO level in pools and runs, or above thethermocline, in summer

Refer to McMahon etal. (1984)

Assumed not limiting 1.00

V6Minimum DO level during summer and fall along shallowshoreline areas

Refer to McMahon etal. (1984)

Assumed not limiting 1.00

V7Minimum DO level measured in spawning areas duringspring

Refer to McMahon etal. (1984)

Assumed not limiting 1.00

V8Mean weekly water temperature in pools, or above thethermocline, during summer

Refer to McMahon etal. (1984)

Assumed not limiting 1.00

V9Mean weekly water temperature in shallow shorelineareas during the late spring-early summer

Assume not limiting,SI = 1

n/a 1.00

V10Mean weekly water temperature during spawning inspring

Refer to McMahon etal. (1984)

Assumed not limiting 1.00

V11Degree days between 4 and 10ºC from October 30 toApril 15

Assume not limiting,SI = 1

n/a 1.00

V12 Spawning habitat indexRiffles present

0.50No riffles present YES

V13 Water level during spawning and embryo developmentAssume not limiting,SI = 1

n/a 1.00

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 175

Table B229 Habitat Suitability of White Sucker in Reach 1 of Big CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1Maximum monthly average turbidity during theyear (JTU)

Assume not limiting, SI = 1 Assumed not limiting 1.00

V2Weekly average pH during the year under stableconditions

Weekly average pH duringthe year under stableconditions 1.00

If data are insufficient, SI = 1 YES

V3Minimum DO during May-August in areas ofsuitable temperature

Assume not limiting, SI = 1 Assumed not limiting 1.00

V4Average of mean weekly water temp during Julyand August for adults and juveniles

Refer to Twomey et al.(1984)

Assumed not limiting 1.00

V5Average of mean weekly water temperaturesduring July and August for fry

Refer to Twomey et al.(1984)

Assumed not limiting 1.00

V6

Average of mean weekly water temperaturesduring spawning and incubation (April throughJuly)

Refer to Twomey et al.(1984)

Assumed not limiting 1.00

V7Average riffle velocity (cm/s) during spawningand incubation

Riffles present with suitablespawning substrate

0.50No riffles present withsuitable spawning substrate

YES

V8Average riffle depth (cm) during spawning andincubation

Riffles present with suitablespawning substrate

0.50No riffles present withsuitable spawning substrate

YES

V9Percent instream and overhanging shorelinecover

Refer to Twomey et al.(1984)

6.7(a) 0.25

V10 Percent pools during average summer flowsRefer to Twomey et al.(1984)

0.0 0.00

HSI Value 0.40

(a)Average of instream and overhead cover for 61 to 150 mm fish.

Table B230 Habitat Suitability for Yellow Perch in Reach 1 of Big Creek

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

SuitabilityIndex (SI)

V2Percent pool and backwater areas duringaverage summer flow

Refer to Krieger et al. (1983) 41.6 1.00

V3Percent cover during summer within pool andbackwater areas

Refer to Krieger et al. (1983) 8.4 0.47

V4

Most suitable water temperature (°C) withinthe water column during midsummer (adult,juve, and fry)

Refer to Krieger et al. (1983) Assumed not limiting 1.00

V5

Most suitable water temperature (°C) withinpools and backwaters during spawning andembryo development

Refer to Krieger et al. (1983) Assumed not limiting 1.00

V6Minimum DO (mg/L) at two locations selectedfor most suitable temperature for V4 and V5

Refer to Krieger et al. (1983) Assumed not limiting 1.00

V7Degree-days (between 4 and 10 °C) fromOctober 30 to April 1

Not relevant in the region, SI =1 n/a 1.00

V8 pH range during the summer Assumed not limiting n/a 1.00

HSI Value 0.47

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B231 Big Creek Reach 2 Habitat DataHabitat Variable Findings or Notes

Mean channel width (m) 7.67

Reach length (m) 10,376

Impounded area (m2) 0

Reach area (m2) 79,515

Substrate composition (%) 25% clay/silt, 25% sand, 25% gravel, 25% cobble

Channel unit composition (%) 98% Run, 2% Riffle

Instream cover (%) 70% (0 to 60 mm), 45% (61 to 150 mm), 30% (>150 mm) (a)

Overhead cover (%) 55% (0 to 60 mm), 45% (61 to 150 mm), 15% (>150 mm) (a)

Cover types and nestingmaterials present

Submergent plants, woody debris, underside of rocks

DO (mg/L) Spring 10.40, summer 10.40

pH Summer 8.30, weekly average 7.91

Temperature (°C) Spring 13.3, summer 18.7

Other observations No winter DO observations. Assumed not limiting.

Documented and assumedspecies

Brook stickleback, burbot, fathead minnow, lake chub, longnose dace, longnose sucker, pearl dace, slimysculpin, spoonhead sculpin, white sucker, yellow perch

(a)Size range refers to fish size and indicates different cover availability based on size class of fish.

Table B232 Habitat Suitability of Brook Stickleback in Reach 2 of Big CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having gravel, sand, and clay/silt 75.0

0.81Percent area having boulder, bedrock, cobble, and rubble 25.0

V2 Nesting materials

Algae, submergent plants PRESENT

1.00

Emergent plants

Inundated vegetation

Other (e.g., woody debris) PRESENT

None

V3 Channel unit

Percent area having flats, pools, backwater areas 0.0

0.50Percent area having runs 98.0

Percent area having riffles 2.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L Assumed not limiting 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 177

Table B233 Habitat Suitability of Burbot Rearing Stage in Reach 2 of Big CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having boulder, cobble, rubble, gravel 50.0

0.69Percent area having sand 25.0

Percent area having clay/silt 25.0

Percent area having detritus 0.0

V2 Channel unit

Percent area having snyes, pools, backwater areas 0.0

0.50

Percent area having flats 0.0

Percent area having runs 98.0

Percent area having riffles 2.0

Percent area having chutes, falls 0.0

V3Late winter DO(mg/L)

≥6 mg/L

Assumed not limiting 1.00≥2 to <6 mg/L

<2 mg/L

V4Summer averagetemperature

<12

Assumed not limiting 1.00≥12 to 15

>15 to 18

>18

V5 % Instream cover

>30 to 50%

0.50

>20 to 30%; >50 to 65%

>10 to 20%; >65 to 75% YES

>0 to 10%; >75 to 100%

0%

HSI Value - Rearing Stage 0.50

HSI Value - All Stages Combined 0.56

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 178

Table B234 Habitat Suitability of Burbot Feeding Stage in Reach 2 of Big CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having boulder, cobble, rubble, gravel 50.0

0.69Percent area having sand 25.0

Percent area having clay/silt 25.0

Percent area having detritus 0.0

V2 Channel unit

Percent area having snyes, pools, backwater areas 0.0

0.75Percent area having flats, runs 98.0

Percent area having riffles 2.0

Percent area having chutes, falls 0.0

V3Late winter DO(mg/L)

≥5 to <7 mg/L

Assumed not limiting 1.00≥2 to <5 mg/L

≥1 to <2 mg/L

<1 mg/L

V4Summer averagetemperature

<12

Assumed not limiting 1.00≥12 to 15

>15 to 18

>18

V5 % Instream cover

>30 to 50% YES

1.00

>20 to 30%; >50 to 65%

>10 to 20%; >65 to 75%

>0 to 10%; >75 to 100%

0%

HSI Value - Feeding Stage 0.69

HSI Value - All Stages Combined 0.56

Table B235 Habitat Suitability of Burbot Spawning Stage in Reach 2 of Big CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 75.0

0.88Percent area having boulder, rubble, cobble 25.0

Percent area having bedrock, detritus 0.0

V2 Channel unit

Percent area having snyes, pools, backwater areas 0.0

0.50

Percent area having flats 0.0

Percent area having runs 98.0

Percent area having riffles 2.0

Percent area having chutes, falls 0.0

V3Late winter DO(mg/L)

≥6 mg/L

Assumed not limiting 1.00≥2 to <6 mg/L

<2 mg/L

HSI Value - Spawning Stage 0.50

HSI Value - All Stages Combined 0.56

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 179

Table B236 Habitat Suitability of Fathead Minnow in Reach 2 of Big CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 75.0

0.88Percent area having boulder, cobble and rubble 25.0

Percent area having bedrock 0.0

V2 Instream coverSubmergent and emergent plants PRESENT

1.00other (e.g., woody debris, rock)

V3Spawningmaterial

Underside of rocks, logs, debris, broadleaf vegetation PRESENT

1.00Vertical surfaces of emergents (stems)

No suitable material

V4 Channel unit

Percent area having flats, pools, backwater areas 0.0

0.74Percent area having runs 98.0

Percent area having riffles 2.0

Percent area having rapids, chutes, falls 0.0

V5 Instream cover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V6Late winter DO(mg/L)

≥1 mg/L Assumed not limiting 1.00

<1 mg/L

V7 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.74

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 180

Table B237 Habitat Suitability of Lake Chub in Reach 2 of Big CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having rubble, gravel, cobble, boulder 50.0

0.75Percent area having sand, clay/silt, bedrock 50.0

V2 Instream coverRubble, cobble, boulder, vegetation, woody debris,submergent and emergent plants

PRESENT 1.00

V3 Channel unit

Percent area having runs, flats, and pools 98.0

0.99Percent area having riffles 2.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50% YES

1.00>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L Assumed not limiting 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 to >9

HSI Value 0.75

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 181

Table B238 Habitat Suitability of Longnose Dace in Reach 2 of Big CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having boulder, rubble, cobble 25.0

0.50Percent area having gravel 25.0

Percent area having sand 25.0

Percent area having clay/silt 25.0

V2 Instream cover

Boulder, bedrock, rubble, cobble PRESENT

1.00Woody debris PRESENT

submergent and emergent plants, inundated vegetation PRESENT

V3 Channel unit

Percent area having riffles 2.0

0.51

Percent area having rapids 0.0

Percent area having runs 98.0

Percent area having flats, pools 0.0

Percent area having chutes, falls 0.0

V4 Instream cover

>25 to 75% Yes

1.00>10 to 25% or >75 to 90%

>5 to 10% or >90 to 100%

0 to 5%

V5Late winter DO(mg/L)

≥2 mg/L Assumed notlimiting

1.00<2 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 182

Table B239 Habitat Suitability of Longnose Sucker in Reach 2 of Big CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Spawning location

Riffles present with suitable substrate YES

1.00Riffles present, but not suitablesubstrate (e.g., bedrock or boulder)for spawning. No riffles present.

V2 Depth of riffle for spawning

Riffles present with suitable substrate YES

1.00Riffles present, but not suitablesubstrate (e.g., bedrock or boulder)for spawning. No riffles present.

V3 Current velocity of spawning habitat

Riffles present with suitable substrate YES

1.00Riffles present, but not suitablesubstrate (e.g., bedrock or boulder)for spawning. No riffles present.

V4Mean water temperature during spawningand incubation

Refer to Edwards (1983) Assumed not limiting 1.00

V6 Substrate type

Refer to Edwards (1983) 0.60

0.60If the HSI result is <0.5 due to thisvariable, SI = 0.5

V7

Percent cover (e.g., vegetation, boulders,rubble) in shallow/shoreline areas (May toJuly)

Refer to Edwards (1983) 50.0 1.00

V11 pH range during the summer Refer to Edwards (1983) Assumed not limiting 1.00

V12 DO range during the summer Refer to Edwards (1983) Assumed not limiting 1.00

V13Mean water temperature during thesummer (July and August)

Refer to Edwards (1983) Assumed not limiting 1.00

V14 Channel units

Percent area having pools and runs 98.0

1.00Percent area having riffles 2.0

Percent area having flats 0.0

Percent area having rapids 0.0

HSI Value 0.60

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 183

Table B240 Habitat Suitability of Pearl Dace in Reach 2 of Big CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 75.0

0.88Percent area having rubble and cobble 25.0

Percent area having boulder and bedrock 0.0

V2 Instream cover

Vegetation, woody debris, submergent and emergent plants PRESENT

1.00Rubble and cobble PRESENT

Boulder and bedrock

V3 Channel unit

Percent area having runs, flats, and pools 98.0

0.99Percent area having riffles 2.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50%

0.50>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75% YES

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L Assumed not limiting 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

Table B241 Habitat Suitability of Slimy Sculpin in Reach 2 of Big CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having boulder, rubble, cobble, gravel,underside of logs

50.00.56

Percent area having sand, clay/silt 25.0

V2 Instream cover

Rubble, cobble, boulder, woody debris PRESENT

1.00Vegetation PRESENT

Absence of in situ cover (e.g., rock or logs)

V3 Channel unitPercent area having runs, riffles, and rapids 100.0

1.00Percent area having flats and pools 0.0

V4 Instream cover

>30% YES

1.00

>20 to 30%

>10 to 20%

>0 to 10%

0%

V5Late winter DO(mg/L)

≥2 mg/L Assumed not limiting 1.00

<2 mg/L

HSI Value 0.56

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 184

Table B242 Habitat Suitability of Spoonhead Sculpin in Reach 2 of Big CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having boulder, rubble, cobble, gravel,underside of logs

50.0

0.63Percent area having sand, clay/silt 50.0

Absence of rock 0.0

V2 Instream cover

Rubble, cobble, boulder, woody debris PRESENT

1.00Vegetation PRESENT

Absence of in situ cover (e.g., rock or logs)

V3 Channel unitPercent area having runs, riffles, and rapids 100.0

1.00Percent area having flats and pools 0.0

V4 Instream cover

>50%

0.75

>30 to 50% YES

>20 to 30%

>0 to 20%

0%

V5Late winter DO(mg/L)

≥2 mg/L Assumed not limiting 1.00

<2 mg/L

HSI Value 0.63

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 185

Table B243 Habitat Suitability of White Sucker in Reach 2 of Big CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1Maximum monthly average turbidity during theyear (JTU)

Assume not limiting, SI = 1 Assumed not limiting 1.00

V2Weekly average pH during the year under stableconditions

Weekly average pH duringthe year under stableconditions 1.00

If data are insufficient, SI = 1 YES

V3Minimum DO during May-August in areas ofsuitable temperature

Assume not limiting, SI = 1 Assumed not limiting 1.00

V4Average of mean weekly water temp during Julyand August for adults and juveniles

Refer to Twomey et al.(1984)

Assumed not limiting 1.00

V5Average of mean weekly water temperaturesduring July and August for fry

Refer to Twomey et al.(1984)

Assumed not limiting 1.00

V6

Average of mean weekly water temperaturesduring spawning and incubation (April throughJuly)

Refer to Twomey et al.(1984)

Assumed not limiting 1.00

V7Average riffle velocity (cm/s) during spawningand incubation

Riffles present with suitablespawning substrate

YES

1.00No riffles present withsuitable spawning substrate

V8Average riffle depth (cm) during spawning andincubation

Riffles present with suitablespawning substrate

YES

1.00No riffles present withsuitable spawning substrate

V9Percent instream and overhanging shorelinecover

Refer to Twomey et al.(1984)

45.0(a) 1.00

V10 Percent pools during average summer flowsRefer to Twomey et al.(1984)

0.0 0.00

HSI Value 0.79

(a)Average of instream and overhead cover for 61 to 150 mm fish.

Table B244 Habitat Suitability for Yellow Perch in Reach 2 of Big Creek

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

SuitabilityIndex (SI)

V2Percent pool and backwater areas duringaverage summer flow

Refer to Krieger et al. (1983) 19.6 0.65

V3Percent cover during summer within pool andbackwater areas

Refer to Krieger et al. (1983) 45.0 1.00

V4

Most suitable water temperature (°C) within thewater column during midsummer (adult, juv, andfry)

Refer to Krieger et al. (1983) Assumed not limiting 1.00

V5

Most suitable water temperature (°C) withinpools and backwaters during spawning andembryo development

Refer to Krieger et al. (1983) Assumed not limiting 1.00

V6Minimum DO (mg/L) at two locations selected formost suitable temperature for V4 and V5

Refer to Krieger et al. (1983) Assumed not limiting 1.00

V7Degree-days (between 4 and 10 °C) fromOctober 30 to April 1

Not relevant in the region, SI=1

n/a 1.00

V8 pH range during the summer Assumed not limiting n/a 1.00

HSI Value 0.65

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 186

Table B245 Unnamed Creek 7a Habitat DataHabitat Variable Findings or Notes

Mean channel width (m)Defined channel: 9.50

Undefined channel: 0.10

Reach length (m)Defined channel: 668

Undefined channel: 3622

Impounded area (m2) 4,722

Reach area (m2) 11,430

Substrate composition (%) 100% clay/silt

Channel unit composition (%) 100% Flat

Instream cover (%) 50% (0 to 60 mm), 50% (61 to 150 mm), 50% (>150 mm) (a)

Overhead cover (%) 10% (0 to 60 mm), 10% (61 to 150 mm), 10% (>150 mm) (a)

Cover types and nesting materials present Emergent plants, woody debris

DO (mg/L) Fall 6.4

pH 7.50

Temperature (°C) Fall 8.8, summer 20.8

Other observations Frozen to bottom during winter sampling

Documented and assumed species Brook stickleback, fathead minnow, lake chub, longnose sucker, white sucker

(a)Size range refers to fish size and indicates different cover availability based on size class of fish.

Table B246 Habitat Suitability of Brook Stickleback in Unnamed Creek 7a in the Big Creek WatershedModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, bedrock, cobble, and rubble 0.0

V2 Nesting materials

Algae, submergent plants

0.75

Emergent plants PRESENT

Inundated vegetation

Other (e.g., woody debris) PRESENT

None

V3 Channel unit

Percent area having flats, pools, backwater areas 100.0

1.00Percent area having runs 0.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50%

0.75

>30 to 50% YES

>20 to 30%

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 187

Table B247 Habitat Suitability of Fathead Minnow in Unnamed Creek 7a in the Big Creek WatershedModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, cobble and rubble 0.0

Percent area having bedrock 0.0

V2 Instream coverSubmergent and emergent plants

0.50other (e.g., woody debris, rock) PRESENT

V3Spawningmaterial

Underside of rocks, logs, debris, broadleaf vegetation PRESENT

1.00Vertical surfaces of emergents (stems) PRESENT

No suitable material

V4 Channel unit

Percent area having flats, pools, backwater areas 100.0

1.00Percent area having runs 0.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V5 Instream cover

>50%

0.75

>30 to 50% YES

>20 to 30%

>0 to 20%

0%

V6Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<1 mg/L

V7 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 188

Table B248 Habitat Suitability of Lake Chub in Unnamed Creek 7a in the Big Creek WatershedModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having rubble, gravel, cobble, boulder 0.0

0.50Percent area having sand, clay/silt, bedrock 100.0

V2 Instream coverRubble, cobble, boulder, vegetation, woody debris,submergent and emergent plants

PRESENT 1.00

V3 Channel unit

Percent area having runs, flats, and pools 100.0

1.00Percent area having riffles 0.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50% YES

1.00>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.25<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 to >9

HSI Value 0.25

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 189

Table B249 Habitat Suitability of Longnose Sucker in Unnamed Creek 7a in the Big Creek WatershedModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Spawning location

Riffles present with suitable substrate

0.50Riffles present, but not suitablesubstrate (e.g., bedrock or boulder) forspawning. No riffles present.

YES

V2 Depth of riffle for spawning

Riffles present with suitable substrate

0.50Riffles present, but not suitablesubstrate (e.g., bedrock or boulder) forspawning. No riffles present.

YES

V3 Current velocity of spawning habitat

Riffles present with suitable substrate

0.50Riffles present, but not suitablesubstrate (e.g., bedrock or boulder) forspawning. No riffles present.

YES

V4Mean water temperature during spawningand incubation

Refer to Edwards (1983) 0.0 1.00

V6 Substrate type

Refer to Edwards (1983) 0.0

0.50If the HSI result is <0.5 due to thisvariable, SI = 0.5

YES

V7

Percent cover (e.g., vegetation, boulders,rubble) in shallow/shoreline areas (May toJuly)

Refer to Edwards (1983) 50.0 1.00

V11 pH range during the summer Refer to Edwards (1983) Assumed not limiting 1.00

V12 DO range during the summer Refer to Edwards (1983) Assumed not limiting 1.00

V13Mean water temperature during thesummer (July and August)

Refer to Edwards (1983) Assumed not limiting 1.00

V14 Channel units

Percent area having pools and runs 0.0

0.50Percent area having riffles 0.0

Percent area having flats 100.0

Percent area having rapids 0.0

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 190

Table B250 Habitat Suitability of White Sucker in Unnamed Creek 7a in the Big Creek WatershedModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1Maximum monthly average turbidity during theyear (JTU)

Assume not limiting, SI = 1 Assumed not limiting 1.00

V2Weekly average pH during the year under stableconditions

Weekly average pH duringthe year under stableconditions

0.01.00

If data are insufficient, SI = 1 YES

V3Minimum DO during May-August in areas ofsuitable temperature

Assume not limiting, SI = 1 Assumed not limiting 1.00

V4Average of mean weekly water temp during Julyand August for adults and juveniles

Refer to Twomey et al.(1984)

Assumed not limiting 1.00

V5Average of mean weekly water temperaturesduring July and August for fry

Refer to Twomey et al.(1984)

Assumed not limiting 1.00

V6

Average of mean weekly water temperaturesduring spawning and incubation (April throughJuly)

Refer to Twomey et al.(1984)

Assumed not limiting 1.00

V7Average riffle velocity (cm/s) during spawningand incubation

Riffles present with suitablespawning substrate

0.50No riffles present withsuitable spawning substrate

YES

V8Average riffle depth (cm) during spawning andincubation

Riffles present with suitablespawning substrate

0.50No riffles present withsuitable spawning substrate

YES

V9Percent instream and overhanging shorelinecover

Refer to Twomey et al.(1984)

30.0(a) 0.78

V10 Percent pools during average summer flowsRefer to Twomey et al.(1984)

0.0 0.00

HSI Value 0.58

(a)Average of instream and overhead cover for 61 to 150 mm fish.

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 191

Table B251 Unnamed Creek 2 Habitat DataHabitat Variable Findings or Notes

Mean channel width (m) 3.30

Reach length (m) 3,974

Impounded area (m2) 4,729

Reach area (m2) 17,843

Substrate composition (%) 33% clay/silt, 37% sand, 18% gravel, 10% cobble, 2% rubble

Channel unit composition (%) 60% Run, 40% Riffle

Instream cover (%) 42% (0 to 60 mm), 34% (61 to 150 mm), 13% (>150 mm) (a)

Overhead cover (%) 48% (0 to 60 mm), 38% (61 to 150 mm), 14% (>150 mm) (a)

Cover types and nesting materialspresent

Emergent plants, woody debris, underside of rocks

DO (mg/L) Fall 11.51

pH Summer 8.35, weekly average 8.10

Temperature (°C) Spring 12.8, summer 11.6

Other observations Frozen to the bottom during winter sampling

Documented and assumed speciesBrook stickleback, fathead minnow, lake chub, longnose sucker, pearl dace, slimy sculpin, whitesucker

(a)Size range refers to fish size and indicates different cover availability based on size class of fish.

Table B252 Habitat Suitability of Brook Stickleback in Unnamed Creek 2 in the Big Creek WatershedModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having gravel, sand, and clay/silt 88.0

0.91Percent area having boulder, bedrock, cobble, and rubble 12.0

V2 Nesting materials

Algae, submergent plants

0.75

Emergent plants PRESENT

Inundated vegetation PRESENT

Other (e.g., woody debris) PRESENT

None

V3 Channel unit

Percent area having flats, pools, backwater areas 0.0

0.40Percent area having runs 60.0

Percent area having riffles 40.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50%

0.75

>30 to 50% YES

>20 to 30%

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.40

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 192

Table B253 Habitat Suitability of Fathead Minnow in Unnamed Creek 2 in the Big Creek WatershedModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 88.0

0.94Percent area having boulder, cobble and rubble 12.0

Percent area having bedrock 0.0

V2 Instream coverSubmergent and emergent plants

0.50other (e.g., woody debris, rock) PRESENT

V3Spawningmaterial

Underside of rocks, logs, debris, broadleaf vegetation PRESENT

1.00Vertical surfaces of emergents (stems)

No suitable material

V4 Channel unit

Percent area having flats, pools, backwater areas 0.0

0.55Percent area having runs 60.0

Percent area having riffles 40.0

Percent area having rapids, chutes, falls 0.0

V5 Instream cover

>50%

0.75

>30 to 50% YES

>20 to 30%

>0 to 20%

0%

V6Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<1 mg/L

V7 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 193

Table B254 Habitat Suitability of Lake Chub in Unnamed Creek 2 in the Big Creek WatershedModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having rubble, gravel, cobble, boulder 30.0

0.65Percent area having sand, clay/silt, bedrock 70.0

V2 Instream coverRubble, cobble, boulder, vegetation, woody debris,submergent and emergent plants

PRESENT 1.00

V3 Channel unit

Percent area having runs, flats, and pools 60.0

0.80Percent area having riffles 40.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50% YES

1.00>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.25<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 to >9

HSI Value 0.25

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 194

Table B255 Habitat Suitability of Longnose Sucker in Unnamed Creek 2 in the Big Creek WatershedModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Spawning location

Riffles present with suitable substrate YES

1.00Riffles present, but not suitablesubstrate (e.g., bedrock or boulder) forspawning. No riffles present.

V2 Depth of riffle for spawning

Riffles present with suitable substrate YES

1.00Riffles present, but not suitablesubstrate (e.g., bedrock or boulder) forspawning. No riffles present.

V3 Current velocity of spawning habitat

Riffles present with suitable substrate YES

1.00Riffles present, but not suitablesubstrate (e.g., bedrock or boulder) forspawning. No riffles present.

V4Mean water temperature duringspawning and incubation

Refer to Edwards (1983) Assumed not limiting 1.00

V6 Substrate type

Refer to Edwards (1983) 0.43

0.50If the HSI result is <0.5 due to thisvariable, SI = 0.5

YES

V7

Percent cover (e.g., vegetation,boulders, rubble) in shallow/shorelineareas (May to July)

Refer to Edwards (1983) 42.0 1.00

V11 pH range during the summer Refer to Edwards (1983) Assumed not limiting 1.00

V12 DO range during the summer Refer to Edwards (1983) Assumed not limiting 1.00

V13Mean water temperature during thesummer (July and August)

Refer to Edwards (1983) Assumed not limiting 1.00

V14 Channel units

Percent area having pools and runs 60.0

0.90Percent area having riffles 40.0

Percent area having flats 0.0

Percent area having rapids 0.0

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 195

Table B256 Habitat Suitability of Pearl Dace in Unnamed Creek 2 in the Big Creek WatershedModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 88.0

0.94Percent area having rubble and cobble 12.0

Percent area having boulder and bedrock 0.0

V2 Instream cover

Vegetation, woody debris, submergent and emergent plants PRESENT

1.00Rubble and cobble PRESENT

Boulder and bedrock

V3 Channel unit

Percent area having runs, flats, and pools 60.0

0.80Percent area having riffles 40.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50% YES

1.00>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

Table B257 Habitat Suitability of Slimy Sculpin in Unnamed Creek 2 in the Big Creek WatershedModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having boulder, rubble, cobble, gravel, undersideof logs

30.00.38

Percent area having sand, clay/silt 33.0

V2 Instream cover

Rubble, cobble, boulder, woody debris PRESENT

1.00Vegetation PRESENT

Absence of in situ cover (e.g., rock or logs)

V3 Channel unitPercent area having runs, riffles, and rapids 100.0

1.00Percent area having flats and pools 0.0

V4 Instream cover

>30% YES

1.00

>20 to 30%

>10 to 20%

>0 to 10%

0%

V5Late winter DO(mg/L)

≥2 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<2 mg/L

HSI Value 0.38

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 196

Table B258 Habitat Suitability of White Sucker in Unnamed Creek 2 in the Big Creek WatershedModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1Maximum monthly average turbidity during theyear (JTU)

Assume not limiting, SI = 1 Assumed not limiting 1.00

V2Weekly average pH during the year under stableconditions

Weekly average pH during theyear under stable conditions 1.00

If data are insufficient, SI = 1 YES

V3Minimum DO during May-August in areas ofsuitable temperature

Assume not limiting, SI = 1 Assumed not limiting 1.00

V4Average of mean weekly water temp during Julyand August for adults and juveniles

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V5Average of mean weekly water temperaturesduring July and August for fry

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V6

Average of mean weekly water temperaturesduring spawning and incubation (April throughJuly)

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V7Average riffle velocity (cm/s) during spawningand incubation

Riffles present with suitablespawning substrate

YES

1.00No riffles present with suitablespawning substrate

V8Average riffle depth (cm) during spawning andincubation

Riffles present with suitablespawning substrate

YES

1.00No riffles present with suitablespawning substrate

V9Percent instream and overhanging shorelinecover

Refer to Twomey et al. (1984) 36.0(a) 0.91

V10 Percent pools during average summer flows Refer to Twomey et al. (1984) 0.0 0.00

HSI Value 0.77

(a)Average of instream and overhead cover for 61 to 150 mm fish.

Table B259 First Creek Reach 2 Habitat DataHabitat Variable Findings or Notes

Mean channel width (m)Defined channel: 4.94

Undefined channel: 0.10

Reach length (m)Defined channel: 6,545

Undefined channel: 325

Impounded area (m2) 8,916

Reach area (m2) 41,281

Substrate composition (%) 100% clay/silt

Channel unit composition (%) 69% Run, 31% Pool

Instream cover (%) 90% (0 to 60 mm), 50% (61 to 150 mm), 20% (>150 mm) (a)

Overhead cover (%) 85% (0 to 60 mm), 25% (61 to 150 mm), 10% (>150 mm) (a)

Cover types and nesting materials present Submergent plants, emergent plants, inundated vegetation

DO (mg/L) Late winter 2.57, spring 3.24

pH Weekly average 7.04

Temperature (°C) Fall 7.5, spring 11.3, winter 1.2

Other observations n/a

Documented and assumed species Brook stickleback, fathead minnow, lake chub, longnose sucker, pearl dace, white sucker

(a)Size range refers to fish size and indicates different cover availability based on size class of fish.

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 197

Table B260 Habitat Suitability of Brook Stickleback in Reach 2 of First CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, bedrock, cobble, and rubble 0.0

V2 Nesting materials

Algae, submergent plants PRESENT

1.00

Emergent plants PRESENT

Inundated vegetation PRESENT

Other (e.g., woody debris) PRESENT

None

V3 Channel unit

Percent area having flats, pools, backwater areas 31.0

0.66Percent area having runs 69.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.66

Page 207: Appendix B · 2012. 9. 20. · APPENDIX B Detailed Habitat Suitability Index Calculations for Habitat Losses September 2012 Project No. 10-1346-0001 / 9100 i Table of Contents 1.0

APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 198

Table B261 Habitat Suitability of Fathead Minnow in Reach 2 of First CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, cobble and rubble 0.0

Percent area having bedrock 0.0

V2 Instream coverSubmergent and emergent plants PRESENT

1.00other (e.g., woody debris, rock) PRESENT

V3 Spawning material

Underside of rocks, logs, debris, broadleaf vegetation PRESENT

1.00Vertical surfaces of emergents (stems)

No suitable material

V4 Channel unit

Percent area having flats, pools, backwater areas 31.0

0.83Percent area having runs 69.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V5 Instream cover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V6Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V7 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.83

Page 208: Appendix B · 2012. 9. 20. · APPENDIX B Detailed Habitat Suitability Index Calculations for Habitat Losses September 2012 Project No. 10-1346-0001 / 9100 i Table of Contents 1.0

APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 199

Table B262 Habitat Suitability of Lake Chub in Reach 2 of First CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having rubble, gravel, cobble, boulder 0.0

0.50Percent area having sand, clay/silt, bedrock 100.0

V2 Instream coverRubble, cobble, boulder, vegetation, woody debris,submergent and emergent plants

PRESENT 1.00

V3 Channel unit

Percent area having runs, flats, and pools 100.0

1.00Percent area having riffles 0.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50% YES

1.00>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 to >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 200

Table B263 Habitat Suitability of Longnose Sucker in Reach 2 of First CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Spawning location

Riffles present with suitable substrate

0.50Riffles present, but not suitablesubstrate (e.g., bedrock or boulder)for spawning. No riffles present.

YES

V2 Depth of riffle for spawning

Riffles present with suitable substrate

0.50Riffles present, but not suitablesubstrate (e.g., bedrock or boulder)for spawning. No riffles present.

YES

V3 Current velocity of spawning habitat

Riffles present with suitable substrate

0.50Riffles present, but not suitablesubstrate (e.g., bedrock or boulder)for spawning. No riffles present.

YES

V4Mean water temperature during spawningand incubation

Refer to Edwards (1983) Assumed not limiting 1.00

V6 Substrate type

Refer to Edwards (1983) 0.0

0.50If the HSI result is <0.5 due to thisvariable, SI = 0.5

YES

V7

Percent cover (e.g., vegetation, boulders,rubble) in shallow/shoreline areas (May toJuly)

Refer to Edwards (1983) 90.0 0.52

V11 pH range during the summer Refer to Edwards (1983) Assumed not limiting 1.00

V12 DO range during the summer Refer to Edwards (1983) Assumed not limiting 1.00

V13Mean water temperature during thesummer (July and August)

Refer to Edwards (1983) Assumed not limiting 1.00

V14 Channel units

Percent area having pools and runs 100.0

1.00Percent area having riffles 0.0

Percent area having flats 0.0

Percent area having rapids 0.0

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 201

Table B264 Habitat Suitability of Pearl Dace in Reach 2 of First CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 100.0

1.00Percent area having rubble and cobble 0.0

Percent area having boulder and bedrock 0.0

V2 Instream cover

Vegetation, woody debris, submergent and emergentplants

PRESENT

1.00Rubble and cobble

Boulder and bedrock

V3 Channel unit

Percent area having runs, flats, and pools 100.0

1.00Percent area having riffles 0.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50%

0.25>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100% YES

V5Late winter DO(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.25

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 202

Table B265 Habitat Suitability of White Sucker in Reach 2 of First CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1Maximum monthly average turbidity during theyear (JTU)

Assume not limiting, SI = 1 Assumed not limiting 1.00

V2Weekly average pH during the year under stableconditions

Weekly average pH during theyear under stable conditions

0.01.00

If data are insufficient, SI = 1 YES

V3Minimum DO during May-August in areas ofsuitable temperature

Assume not limiting, SI = 1 Assumed not limiting 1.00

V4Average of mean weekly water temp during Julyand August for adults and juveniles

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V5Average of mean weekly water temperaturesduring July and August for fry

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V6

Average of mean weekly water temperaturesduring spawning and incubation (April throughJuly)

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V7Average riffle velocity (cm/s) during spawningand incubation

Riffles present with suitablespawning substrate

0.50No riffles present with suitablespawning substrate

YES

V8Average riffle depth (cm) during spawning andincubation

Riffles present with suitablespawning substrate

0.50No riffles present with suitablespawning substrate

YES

V9Percent instream and overhanging shorelinecover

Refer to Twomey et al. (1984) 37.5(a) 0.94

V10 Percent pools during average summer flows Refer to Twomey et al. (1984) 0.0 0.00

HSI Value 0.62

(a)Average of instream and overhead cover for 61 to 150 mm fish.

Table B266 Unnamed Waterbody 15 Habitat DataHabitat Variable Findings or Notes

Mean channel width (m) n/a

Reach length (m) n/a

Impounded area (m2) n/a

Area (m2) 259,380

Substrate composition (%) 100% clay/silt

Depth percent distribution (%) 38% up to 1 m, 62% (>1 to 2 m)

Littoral cover (%) 15% (0 to 60 mm), 10% (61 to 150 mm), 10% (>150 mm) (a)

Cover types and nesting materials present Submergent plants, emergent plants

DO (mg/L) Late winter 0.40, fall 9.28,

pH Winter 6.59, fall 6.86, summer 8.06

Temperature (°C) Winter 0.4, 15.0 spring, 5.6 fall, 24.1 summer

Other observations n/a

Documented and assumed species Brook stickleback, fathead minnow, lake chub

(a)Size range refers to fish size and indicates different cover availability based on size class of fish.

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 203

Table B267 Habitat Suitability of Brook Stickleback in Unnamed Waterbody 15Model

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, bedrock, cobble, and rubble 0.0

V2Nestingmaterials

Algae, submergent plants PRESENT

1.00

Emergent plants PRESENT

Inundated vegetation

Other (e.g., woody debris)

None

V3 Depth

Percent area having depths up to 2 m 100.0

1.00Percent area having depths >2 m to 5 m 0.0

Percent area having depths >5 m 0.0

V4Littoral zonecover (%)

>50%

0.25

>30 to 50%

>20 to 30%

>0 to 20% YES

0%

V5Late winter DO(mg/L)

≥1 mg/L 0.25

<1 mg/L YES

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.25

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 204

Table B268 Habitat Suitability of Fathead Minnow in Unnamed Waterbody 15Model

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, cobble and rubble 0.0

Percent area having bedrock 0.0

V2 CoverSubmergent and emergent plants PRESENT

1.00other (e.g., woody debris, rock)

V3Spawningmaterial

Underside of rocks, logs, debris, broadleaf vegetation PRESENT

1.00Vertical surfaces of emergents (stems) PRESENT

No suitable material

V4 Depth

Percent area having depths up to 2 m 100.0

1.00Percent area having depths >2 to 5 m 0.0

Percent area having depths >5 m 0.0

V5Littoral zonecover (%)

>50%

0.25

>30 to 50%

>20 to 30%

>0 to 20% YES

0%

V6Late winter DO(mg/L)

≥1 mg/L 0.25

<1 mg/L YES

V7 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.25

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 205

Table B269 Habitat Suitability of Lake Chub in Unnamed Waterbody 15Model

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having boulder, cobble, rubble, gravel 0.0

0.50Percent area having sand, clay/silt, bedrock 100.0

V2 CoverRubble, cobble, boulder, vegetation, woody debris,submergent and emergent plants

PRESENT 1.00

V3 Depth

Percent area having depths 0 to 2 m 100.0

1.00Percent area having depths >2 to 5 m 0.0

Percent area having depths >5 m 0.0

V4Littoral zone cover(%)

>20 to 50%

0.50>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75% YES

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

>2 mg/L

0.001 to 2 mg/L

<1 mg/L YES

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.00

Table B270 Big Creek Reach 3 Habitat DataHabitat Variable Findings or Notes

Mean channel width (m)Defined channel: 7.40

Undefined channel: 0.10

Reach length (m)Defined channel: 4,582

Undefined channel: 984

Impounded area (m2) 14,795

Reach area (m2) 48,800

Substrate composition (%) 5% clay/silt, 90% sand, 5% gravel

Channel unit composition (%) 100% Run

Instream cover (%) 20% (0 to 60 mm), 10% (61 to 150 mm), 0% (>150 mm) (a)

Overhead cover (%) 30% (0 to 60 mm), 5% (61 to 150 mm), 0% (>150 mm) (a)

Cover types and nesting materials present Woody debris, underside of rocks

DO (mg/L) Spring 10.98, summer 11.64

pH Average 7.81

Temperature (°C) Spring 7.1, summer 16.7

Other observations Frozen to bottom during winter sampling

Documented and assumed species Brook stickleback, fathead minnow, lake chub, longnose sucker, pearl dace

(a)Size range refers to fish size and indicates different cover availability based on size class of fish.

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 206

Table B271 Habitat Suitability of Brook Stickleback in Reach 3 of Big CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, bedrock, cobble, andrubble

0.0

V2Nestingmaterials

Algae, submergent plants

0.25

Emergent plants

Inundated vegetation

Other (e.g., woody debris) PRESENT

None

V3 Channel unit

Percent area having flats, pools, backwater areas 0.0

0.50Percent area having runs 100.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V4Instreamcover

>50%

0.25

>30 to 50%

>20 to 30%

>0 to 20% YES

0%

V5Late winterDO (mg/L)

≥1 mg/L Frozen to bottom. Minimumnon-zero suitability assumed.

0.50<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.25

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 207

Table B272 Habitat Suitability of Fathead Minnow in Reach 3 of Big CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, cobble and rubble 0.0

Percent area having bedrock 0.0

V2 Instream coverSubmergent and emergent plants PRESENT

1.00other (e.g., woody debris, rock)

V3Spawningmaterial

Underside of rocks, logs, debris, broadleaf vegetation PRESENT

1.00Vertical surfaces of emergents (stems)

No suitable material

V4 Channel unit

Percent area having flats, pools, backwater areas 0.0

0.75Percent area having runs 100.0

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V5 Instream cover

>50%

0.25

>30 to 50%

>20 to 30%

>0 to 20% YES

0%

V6Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<1 mg/L

V7 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.25

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 208

Table B273 Habitat Suitability of Lake Chub in Reach 3 of Big CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having rubble, gravel, cobble, boulder 5.0

0.53Percent area having sand, clay/silt, bedrock 95.0

V2 Instream coverRubble, cobble, boulder, vegetation, woody debris,submergent and emergent plants

PRESENT 1.00

V3 Channel unit

Percent area having runs, flats, and pools 100.0

1.00Percent area having riffles 0.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50%

0.50>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75% YES

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom. Minimumnon-zero suitability

assumed.0.25

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 to >9

HSI Value 0.25

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 209

Table B274 Habitat Suitability of Longnose Sucker in Reach 3 of Big CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Spawning location

Riffles present with suitablesubstrate

0.50Riffles present, but not suitablesubstrate (e.g., bedrock or boulder)for spawning. No riffles present.

YES

V2 Depth of riffle for spawning

Riffles present with suitablesubstrate

0.50Riffles present, but not suitablesubstrate (e.g., bedrock or boulder)for spawning. No riffles present.

YES

V3 Current velocity of spawning habitat

Riffles present with suitablesubstrate

0.50Riffles present, but not suitablesubstrate (e.g., bedrock or boulder)for spawning. No riffles present.

YES

V4Mean water temperature during spawningand incubation

Refer to Edwards (1983) Assumed not limiting 1.00

V6 Substrate type

Refer to Edwards (1983) 0.41

0.50If the HSI result is <0.5 due to thisvariable, SI = 0.5

YES

V7

Percent cover (e.g., vegetation, boulders,rubble) in shallow/shoreline areas (May toJuly)

Refer to Edwards (1983) 20.0 1.00

V11 pH range during the summer Refer to Edwards (1983) Assumed not limiting 1.00

V12 DO range during the summer Refer to Edwards (1983) Assumed not limiting 1.00

V13Mean water temperature during thesummer (July and August)

Refer to Edwards (1983) Assumed not limiting 1.00

V14 Channel units

Percent area having pools and runs 100.0

1.00Percent area having riffles 0.0

Percent area having flats 0.0

Percent area having rapids 0.0

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 210

Table B275 Habitat Suitability of Pearl Dace in Reach 3 of Big CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 100.0

1.00Percent area having rubble and cobble 0.0

Percent area having boulder and bedrock 0.0

V2 Instream cover

Vegetation, woody debris, submergent and emergentplants

PRESENT

1.00Rubble and cobble

Boulder and bedrock

V3 Channel unit

Percent area having runs, flats, and pools 100.0

1.00Percent area having riffles 0.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50%

0.75>10 to 20% or >50 to 65% YES

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

Table B276 Redclay Creek Reach 1 Habitat DataHabitat Variable Findings or Notes

Mean channel width (m) 10.30

Reach length (m) 934

Impounded area (m2) 0

Reach area (m2) 9,620

Substrate composition (%) 12% organics, 10% clay/silt, 41% sand, 14% gravel, 12% cobble, 11% boulder

Channel unit composition (%) 74% run, 26% riffle

Instream cover (%) 14% (0 to 60 mm), 9% (61 to 150 mm), 1% (>150 mm) (a)

Overhead cover (%) 11% (0 to 60 mm), 8% (61 to 150 mm), 0% (>150 mm) (a)

Cover types and nestingmaterials present

Woody debris, other instream cover

DO (mg/L) Fall 11.03

pH Average 8.13

Temperature (°C) Summer 19.4, fall 6.2

Other observations Frozen to bottom during winter sampling

Documented and assumedspecies

Arctic grayling, brook stickleback, burbot, fathead minnow, finescale dace, flathead chub, lake chub,longnose dace, longnose sucker, northern pike, northern redbelly dace, pearl dace, slimy sculpin, trout-perch, walleye, white sucker

(a)Size range refers to fish size and indicates different cover availability based on size class of fish.

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B277 Habitat Suitability of Arctic Grayling in Reach 1 of Redclay Creek

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

SuitabilityIndex(SI)

V1

Average of maximum daily water temperatures (°C)during the warmest 30-d period of the year (or useJuly 15 - August 15)

Refer to Hubert et al. (1985) Assumed not limiting 1.00

V2Average minimum DO (mg/L) during the late summer,low-flow period (last 2 weeks of August)

Refer to Hubert et al. (1985) Assumed not limiting 1.00

V3Percent (%) of substrate in spawning areas composedpredominantly of gravel and rubble

Riffles present YES1.00

Riffles not present

V4

Percent (%) of fines (<3 mm) in spawning areas anddownstream riffle areas during spawning and embryodevelopment

Data insufficient, SI = 1 YES1.00

Refer to Hubert et al. (1985)

V5Average velocity (cm/s) over spawning areas duringthe spawning and embryo development

Data insufficient, SI = 1 YES1.00

Refer to Hubert et al. (1985)

V6

Percent (%) of spawning areas and downstreamnursery areas that consists of backwater and sidechannel areas with a current velocity less than 0.15m/s

Refer to Hubert et al. (1985) 14.8

0.49Data insufficient, SI = 1

V7

Average maximum water temperature (°C) during thewarmest period of the year in streams inhabited byadults

This variable is not used,SI = 1

n/a 1.00

V8Average of minimum daily DO (mg/L) during the latesummer, low-flow period (last 2 weeks of August)

Refer to Hubert et al. (1985) Assumed not limiting 1.00

V9Annual frequency of early spring access to tributaryspawning streams within 150 km of wintering areas

Refer to Hubert et al. (1985) 0.01.00

Data insufficient, SI = 1 YES

V10Occurrence of winter habitat (deep pools with currentvelocities of less than 0.15 m/s)

Stream access exists tooverwintering habitat

YES

1.00Stream access does not existto overwintering habitat

V11 Late winter DO (mg/L)

≥6 mg/L

Frozen to bottom.Minimum non-zerosuitability assumed.

0.25

≥4 and <6 mg/L

≥3 and <4 mg/L

≥2 and <3 mg/L

<2 mg/L

HSI Value 0.25

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

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Table B278 Habitat Suitability of Brook Stickleback in Reach 1 of Redclay CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 65.0

0.71Percent area having boulder, bedrock, cobble, andrubble

23.0

V2 Nesting materials

Algae, submergent plants

0.25

Emergent plants

Inundated vegetation

Other (e.g., woody debris) PRESENT

None

V3 Channel unit

Percent area having flats, pools, backwater areas 0.0

0.44Percent area having runs 74.0

Percent area having riffles 26.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50%

0.25

>30 to 50%

>20 to 30%

>0 to 20% YES

0%

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.25

Page 222: Appendix B · 2012. 9. 20. · APPENDIX B Detailed Habitat Suitability Index Calculations for Habitat Losses September 2012 Project No. 10-1346-0001 / 9100 i Table of Contents 1.0

APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 213

Table B279 Habitat Suitability of Burbot Rearing Stage in Reach 1 of Redclay CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having boulder, cobble, rubble, gravel 37.0

0.60Percent area having sand 41.0

Percent area having clay/silt 10.0

Percent area having detritus 12.0

V2 Channel unit

Percent area having snyes, pools, backwater areas 0.0

0.44

Percent area having flats 0.0

Percent area having runs 74.0

Percent area having riffles 26.0

Percent area having chutes, falls 0.0

V3Late winter DO(mg/L)

≥6 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50≥2 to <6 mg/L

<2 mg/L

V4Summer averagetemperature

<12

Assumed not limiting 1.00≥12 to 15

>15 to 18

>18

V5 % Instream cover

>30 to 50%

0.50

>20 to 30%; >50 to 65%

>10 to 20%; >65 to 75% YES

>0 to 10%; >75 to 100%

0%

HSI Value - Rearing Stage 0.44

HSI Value - All stages combined 0.37

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 214

Table B280 Habitat Suitability of Burbot Feeding Stage in Reach 1 of Redclay Creek

ModelVariable

Variable Description CategoryInput Data Used orAssumptions Made

SuitabilityIndex(SI)

V1 Substrate

Percent area having boulder, cobble, rubble, gravel 37.0

0.60Percent area having sand 41.0

Percent area having clay/silt 10.0

Percent area having detritus 12.0

V2 Channel unit

Percent area having snyes, pools, backwater areas 0.0

0.69Percent area having flats, runs 74.0

Percent area having riffles 26.0

Percent area having chutes, falls 0.0

V3 Late winter DO (mg/L)

≥5 to <7 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.25≥2 to <5 mg/L

≥1 to <2 mg/L

<1 mg/L

V4Summer averagetemperature

<12

Assumed not limiting 1.00≥12 to 15

>15 to 18

>18

V5 % Instream cover

>30 to 50%

0.25

>20 to 30%; >50 to 65%

>10 to 20%; >65 to 75%

>0 to 10%; >75 to 100% YES

0%

HSI Value - Feeding Stage 0.25

HSI Value - All stages combined 0.37

Table B281 Habitat Suitability of Burbot Spawning Stage in Reach 1 of Redclay Creek

ModelVariable

VariableDescription

CategoryInput Data Used orAssumptions Made

SuitabilityIndex(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 65.0

0.77Percent area having boulder, rubble, cobble 23.0

Percent area having bedrock, detritus 12.0

V2 Channel unit

Percent area having snyes, pools, backwater areas 0.0

0.44

Percent area having flats 0.0

Percent area having runs 74.0

Percent area having riffles 26.0

Percent area having chutes, falls 0.0

V3Late winter DO(mg/L)

≥6 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50≥2 to <6 mg/L

<2 mg/L

HSI Value - Spawning Stage 0.44

HSI Value - All stages combined 0.37

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 215

Table B282 Habitat Suitability of Fathead Minnow in Reach 1 of Redclay CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 65.0

0.77Percent area having boulder, cobble and rubble 23.0

Percent area having bedrock 0.0

V2 Instream coverSubmergent and emergent plants

0.50other (e.g., woody debris, rock) PRESENT

V3Spawningmaterial

Underside of rocks, logs, debris, broadleaf vegetation PRESENT

1.00Vertical surfaces of emergents (stems)

No suitable material

V4 Channel unit

Percent area having flats, pools, backwater areas 0.0

0.62Percent area having runs 74.0

Percent area having riffles 26.0

Percent area having rapids, chutes, falls 0.0

V5 Instream cover

>50%

0.25

>30 to 50%

>20 to 30%

>0 to 20% YES

0%

V6Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<1 mg/L

V7 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.25

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 216

Table B283 Habitat Suitability of Finescale Dace in Reach 1 of Redclay CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 65.0

0.77Percent area having boulder, cobble and rubble 23.0

Percent area having bedrock 0.0

V2 Instream cover

Submergent and emergent plants, woody debris, inundatedvegetation

PRESENT

1.00Rubble or cobble PRESENT

Boulder or bedrock PRESENT

V3 Channel unit

Percent area having flats, pools, backwater areas 0.0

0.44Percent area having runs 74.0

Percent area having riffles 26.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50%

0.25

>30 to 50%

>20 to 30%

>0 to 20% YES

0%

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.25

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 217

Table B284 Habitat Suitability of Flathead Chub in Reach 1 of Redclay CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 65.0

0.74Percent area having cobble, rubble 12.0

Percent area having bedrock, boulder 11.0

V2 Instream cover

No cover

0.75Woody debris PRESENT

All others

V3 Channel unit

Percent area having runs, riffles 100.0

1.00Percent area having pools, backwaterareas, flats

0.0

Percent area having rapids, chutes, falls 0.0

V4Average transparency (Secchidepth in cm during summer)

≤30 Assumed not limiting 1.00

>30

V5 Late winter DO (mg/L)≥2 mg/L Frozen to bottom.

Minimum non-zerosuitability assumed.

0.50<2 mg/L

V6 pH

6.0 to 9.0 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

Table B285 Habitat Suitability of Lake Chub in Reach 1 of Redclay CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having rubble, gravel, cobble, boulder 37.0

0.63Percent area having sand, clay/silt, bedrock 51.0

V2 Instream coverRubble, cobble, boulder, vegetation, woody debris,submergent and emergent plants

PRESENT 1.00

V3 Channel unit

Percent area having runs, flats, and pools 74.0

0.87Percent area having riffles 26.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50%

0.50>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75% YES

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.25<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 to >9

HSI Value 0.25

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 218

Table B286 Habitat Suitability of Longnose Dace in Reach 1 of Redclay CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having boulder, rubble, cobble 23.0

0.44Percent area having gravel 14.0

Percent area having sand 41.0

Percent area having clay/silt 10.0

V2 Instream cover

Boulder, bedrock, rubble, cobble PRESENT

1.00Woody debris PRESENT

Submergent and emergent plants, inundated vegetation

V3 Channel unit

Percent area having riffles 26.0

0.63

Percent area having rapids 0.0

Percent area having runs 74.0

Percent area having flats, pools 0.0

Percent area having chutes, falls 0.0

V4 Instream cover

>25 to 75%

0.75>10 to 25% or >75 to 90% Yes

>5 to 10% or >90 to 100%

0 to 5%

V5Late winter DO(mg/L)

≥2 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<2 mg/L

V6 pH

6 to 9 Yes

1.005.5 to <6

<5.5 or >9

HSI Value 0.44

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 219

Table B287 Habitat Suitability of Longnose Sucker in Reach 1 of Redclay CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Spawning location

Riffles present with suitable substrate YES

1.00Riffles present, but not suitablesubstrate (e.g., bedrock or boulder)for spawning. No riffles present.

V2 Depth of riffle for spawning

Riffles present with suitable substrate YES

1.00Riffles present, but not suitablesubstrate (e.g., bedrock or boulder)for spawning. No riffles present.

V3 Current velocity of spawning habitat

Riffles present with suitable substrate YES

1.00Riffles present, but not suitablesubstrate (e.g., bedrock or boulder)for spawning. No riffles present.

V4Mean water temperature during spawningand incubation

Refer to Edwards (1983) Assumed not limiting 1.00

V6 Substrate type

Refer to Edwards (1983) 0.47

0.50If the HSI result is <0.5 due to thisvariable, SI = 0.5

YES

V7

Percent cover (e.g., vegetation, boulders,rubble) in shallow/shoreline areas (May toJuly)

Refer to Edwards (1983) 14.4 1.00

V11 pH range during the summer Refer to Edwards (1983) Assumed not limiting 1.00

V12DO range during the summer (note unitsare in ppm, not mg/L)

Refer to Edwards (1983) Assumed not limiting 1.00

V13Mean water temperature during thesummer (July and August)

Refer to Edwards (1983) Assumed not limiting 1.00

V14 Channel units

Percent area having pools and runs 74.0

0.94Percent area having riffles 26.0

Percent area having flats 0.0

Percent area having rapids 0.0

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 220

Table B288 Habitat Suitability of Northern Pike in Reach 1 of Redclay CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1

Ratio of spawning habitat area to summer habitat area(estimated proportion of the area that would be less than 1 mdeep during spring and with aquatic vegetation or debris)

Refer to Inskip(1982)

Assumed not limiting 1.00

V2Drop in water level (m) during embryo and fry stages (periodof spawning through the end of June)

Refer to Inskip(1982)

Assumed not limiting 1.00

V3Percent of midsummer area with emergent or submergentaquatic vegetation

Refer to Inskip(1982)

Assumed not limiting 1.00

V4Log10 of total dissolved solids concentration in surface watersduring midsummer

Refer to Inskip(1982)

Assumed not limiting 1.00

V5Least suitable pH in spawning habitat during embryo and frystages

Refer to Inskip(1982)

Assumed not limiting 1.00

V6 Average length of frost-free season (days)Refer to Inskip(1982)

85.0 0.70

V7

Maximal weekly average temperature of surface waters (usewarmest week of the year, take the average of the 7 daypeak temperatures during that period)

Refer to Inskip(1982)

Assumed not limiting 1.00

V8Area of backwaters, pools, or standing water (<5 cm/s) duringsummer, as a percent of the total surface area

Refer to Inskip(1982)

14.8

0.15Data insufficient,SI = 1

V9Stream gradient (m/km). Assume reaches with gradients>5 m/km have no suitable habitat.

Refer to Inskip(1982)

Assumed not limiting 1.00

V10 Late winter DO≥2 mg/L Frozen to bottom.

Minimum non-zerosuitability assumed.

0.50<2 mg/L

HSI Value 0.15

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 221

Table B289 Habitat Suitability of Northern Redbelly Dace in Reach 1 of Redclay CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 65.0

0.77Percent area having boulder, cobble and rubble 23.0

Percent area having bedrock 0.0

V2 Instream cover

Submergent and emergent plants, woody debris,inundated vegetation

Present

1.00Rubble or cobble Present

Boulder or bedrock Present

V3 Channel unit

Percent area having flats, pools, backwater areas 0.0

0.44Percent area having runs 74.0

Percent area having riffles 26.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50%

0.25

>30 to 50%

>20 to 30%

>0 to 20% YES

0%

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.25

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 222

Table B290 Habitat Suitability of Pearl Dace in Reach 1 of Redclay CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 65.0

0.74Percent area having rubble and cobble 12.0

Percent area having boulder and bedrock 11.0

V2 Instream cover

Vegetation, woody debris, submergent and emergentplants

Present

1.00Rubble and cobble Present

Boulder and bedrock Present

V3 Channel unit

Percent area having runs, flats, and pools 74.0

0.87Percent area having riffles 26.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50%

0.75>10 to 20% or >50 to 65% YES

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.50

Table B291 Habitat Suitability of Slimy Sculpin in Reach 1 of Redclay CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having boulder, rubble, cobble, gravel,underside of logs

37.00.40

Percent area having sand, clay/silt 10.0

V2 Instream cover

Rubble, cobble, boulder, woody debris YES

1.00Vegetation

Absence of in situ cover (e.g., rock or logs)

V3 Channel unitPercent area having runs, riffles, and rapids 100.0

1.00Percent area having flats and pools 0.0

V4 Instream cover

>30%

0.25

>20 to 30%

>10 to 20%

>0 to 10% YES

0%

V5Late winter DO(mg/L)

≥2 mg/L Frozen to bottom.Minimum non-zerosuitability assumed.

0.50<2 mg/L

HSI Value 0.25

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 223

Table B292 Habitat Suitability of Trout-Perch in Reach 1 of Redclay CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 65.0

0.80Percent area having cobble, rubble 12.0

Percent area having bedrock, boulder 11.0

V2 Channel unit

Percent area having runs, flats 74.0

0.81Percent area pools, backwater areas 0.0

Percent area having riffles, rapids, chutes 26.0

V3Percent instreamcover

0

0.75

>0 to 20% YES

>20 to 30%

>30 to 50%

>50%

V4 Late winter DO (mg/L)≥2 mg/L Frozen to bottom.

Minimum non-zerosuitability assumed.

0.50<2 mg/L

HSI Value 0.50

Table B293 Habitat Suitability of Walleye in Reach 1 of Redclay CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Average transparency (Secchi depth) during summerAssume not limiting,SI = 1

n/a 1.00

V2Relative abundance of small forage fishes duringspring and summer (mg of prey/m3)

Refer to McMahon et al.(1984)

0.0

1.00If data are insufficient,SI = 1

YES

V3

Percent of watercourse with instream cover andadequate DO (>3 mg/L) during the spring andsummer

Refer to McMahon et al.(1984)

Assumed not limiting 1.00

V4 Least suitable pH during the yearRefer to McMahon et al.(1984)

Assumed not limiting 1.00

V5Minimum DO level in pools and runs, or above thethermocline, in summer

Refer to McMahon et al.(1984)

Assumed not limiting 1.00

V6Minimum DO level during summer and fall alongshallow shoreline areas

Refer to McMahon et al.(1984)

Assumed not limiting 1.00

V7Minimum DO level measured in spawning areasduring spring

Refer to McMahon et al.(1984)

Assumed not limiting 1.00

V8Mean weekly water temperature in pools, or abovethe thermocline, during summer

Refer to McMahon et al.(1984)

Assumed not limiting 1.00

V9Mean weekly water temperature in shallow shorelineareas during the late spring-early summer.

Assume not limiting,SI = 1

n/a 1.00

V10Mean weekly water temperature during spawning inspring

Refer to McMahon et al.(1984)

Assumed not limiting 1.00

V11Degree days between 4 and 10ºC from October 30 toApril 15

Assume not limiting,SI = 1

n/a 1.00

V12 Spawning habitat indexRiffles present YES

1.00No riffles present

V13Water level during spawning and embryodevelopment

Assume not limiting,SI = 1

n/a 1.00

HSI Value 1.00

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 224

Table B294 Habitat Suitability of White Sucker in Reach 1 of Redclay CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1Maximum monthly average turbidity during theyear (JTU)

Assume not limiting, SI = 1 Assume not limiting 1.00

V2Weekly average pH during the year under stableconditions

Weekly average pH duringthe year under stableconditions 1.00

If data are insufficient,SI = 1

YES

V3Minimum DO during May-August in areas ofsuitable temperature.

Assume not limiting, SI = 1 Assumed not limiting 1.00

V4Average of mean weekly water temp during Julyand August for adults and juveniles

Refer to Twomey et al.(1984)

Assumed not limiting 1.00

V5Average of mean weekly water temperaturesduring July and August for fry

Refer to Twomey et al.(1984)

Assumed not limiting 1.00

V6

Average of mean weekly water temperaturesduring spawning and incubation (April throughJuly)

Refer to Twomey et al.(1984)

Assumed not limiting 1.00

V7Average riffle velocity (cm/s) during spawningand incubation

Riffles present with suitablespawning substrate

YES

1.00No riffles present withsuitable spawningsubstrate

V8Average riffle depth (cm) during spawning andincubation

Riffles present with suitablespawning substrate

YES

1.00No riffles present withsuitable spawningsubstrate

V9Percent instream and overhanging shorelinecover

Refer to Twomey et al.(1984)

8.6(a) 0.29

V10 Percent pools during average summer flowsRefer to Twomey et al.(1984)

0.0 0.00

HSI Value 0.53

(a)Average of instream and overhead cover for 61 to 150 mm fish.

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 225

Table B295 Redclay Creek Reach 2 Habitat DataHabitat Variable Findings or Notes

Mean channel width (m) 7.10

Reach length (m) 11,837

Impounded area (m2) 0

Reach area (m2) 84,043

Substrate composition (%) 90% clay/silt, 10% sand

Channel unit composition (%) 83.9% Run, 16.1% Impoundments

Instream cover (%) 62% (0 to 60 mm), 42% (61 to 150 mm), 22% (>150 mm) (a)

Overhead cover (%) 0% (0 to 60 mm), 0% (61 to 150 mm), 0% (>150 mm) (a)

Cover types and nesting materialspresent

Submergent plants, woody debris, other instream cover

DO (mg/L) No data

pH No data

Temperature (°C) No data

Other observations n/a

Documented and assumed speciesArctic grayling, brook stickleback, burbot, fathead minnow, finescale dace, lake chub, longnose dace,longnose sucker, northern pike, northern redbelly dace, pearl dace, slimy sculpin, trout-perch, whitesucker

(a)Size range refers to fish size and indicates different cover availability based on size class of fish.

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 226

Table B296 Habitat Suitability of Arctic Grayling in Reach 2 of Redclay CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1

Average of maximum daily water temperatures (°C) duringthe warmest 30-d period of the year (or use July 15 -August 15)

Refer to Hubert et al.(1985)

Assumed notlimiting

1.00

V2Average minimum DO (mg/L) during the late summer, low-flow period (last 2 weeks of August)

Refer to Hubert et al.(1985)

Assumed notlimiting

1.00

V3Percent of substrate in spawning areas composedpredominantly of gravel and rubble

Riffles present0.50

Riffles not present YES

V4

Percent of fines (<3 mm) in spawning areas anddownstream riffle areas during spawning and embryodevelopment

Data insufficient,SI = 1

YES

1.00Refer to Hubert et al.(1985)

V5Average velocity (cm/s) over spawning areas during thespawning and embryo development

Data insufficient,SI = 1

YES

1.00Refer to Hubert et al.(1985)

V6

Percent of spawning areas and downstream nursery areasthat consists of backwater and side channel areas with acurrent velocity less than 0.15 m/s

Refer to Hubert et al.(1985)

16.8

0.56Data insufficient,SI = 1

V7Average maximum water temperature (°C) during thewarmest period of the year in streams inhabited by adults

This variable is notused, SI = 1

n/a 1.00

V8Average of minimum daily DO (mg/L) during the latesummer, low-flow period (last 2 weeks of August)

Refer to Hubert et al.(1985)

Assumed notlimiting

1.00

V9Annual frequency of early spring access to tributaryspawning streams within 150 km of wintering areas

Refer to Hubert et al.(1985)

1.00Data insufficient,SI = 1

YES

V10Occurrence of winter habitat (deep pools with currentvelocities of less than 0.15 m/s)

Stream access existsto overwinteringhabitat

YES

1.00Stream access doesnot exist tooverwintering habitat

V11 Late winter DO (mg/L)

≥6 mg/L

Assumed notlimiting

1.00

≥4 and <6 mg/L

≥3 and <4 mg/L

≥2 and <3 mg/L

<2 mg/L

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 227

Table B297 Habitat Suitability of Brook Stickleback in Reach 2 of Redclay CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, bedrock, cobble, and rubble 0.0

V2Nestingmaterials

Algae, submergent plants PRESENT

1.00

Emergent plants

Inundated vegetation

Other (e.g., woody debris) PRESENT

None

V3 Channel unit

Percent area having flats, pools, backwater areas 16.1

0.58Percent area having runs 83.9

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V4Instreamcover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V5Late winterDO (mg/L)

≥1 mg/L Assumed not limiting 1.00

<1 mg/L

V6 pH

6 to 9

Assumed not limiting 1.005.5 to <6

<5.5 or >9

HSI Value 0.58

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 228

Table B298 Habitat Suitability of Burbot Rearing Stage in Reach 2 of Redclay CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having boulder, cobble, rubble,gravel

0.0

0.28Percent area having sand 10.0

Percent area having clay/silt 90.0

Percent area having detritus 0.0

V2 Channel unit

Percent area having snyes, pools, backwaterareas

16.1

0.58Percent area having flats 0.0

Percent area having runs 83.9

Percent area having riffles 0.0

Percent area having chutes, falls 0.0

V3 Late winter DO (mg/L)

≥6 mg/L

Assumed not limiting 1.00≥2 to <6 mg/L

<2 mg/L

V4Summer averagetemperature

<12

Assumed not limiting 1.00≥12 to 15

>15 to 18

>18

V5 % Instream cover

>30 to 50%

0.75

>20 to 30%; >50 to 65% YES

>10 to 20%; >65 to 75%

>0 to 10%; >75 to 100%

0%

HSI Value - Rearing Stage 0.28

HSI Value - All Stages Combined 0.38

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 229

Table B299 Habitat Suitability of Burbot Feeding Stage in Reach 2 of Redclay CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having boulder, cobble, rubble, gravel 0.0

0.28Percent area having sand 10.0

Percent area having clay/silt 90.0

Percent area having detritus 0.0

V2 Channel unit

Percent area having snyes, pools, backwater areas 16.1

0.79Percent area having flats, runs 83.9

Percent area having riffles 0.0

Percent area having chutes, falls 0.0

V3Late winter DO(mg/L)

≥5 to <7 mg/L

Assumed not limiting 1.00≥2 to <5 mg/L

≥1 to <2 mg/L

<1 mg/L

V4Summer averagetemperature

<12

Assumed not limiting 1.00≥12 to 15

>15 to 18

>18

V5 % Instream cover

>30 to 50% YES

1.00

>20 to 30%; >50 to 65%

>10 to 20%; >65 to 75%

>0 to 10%; >75 to 100%

0%

HSI Value - Feeding Stage 0.28

HSI Value - All Stages Combined 0.38

Table B300 Habitat Suitability of Burbot Spawning Stage in Reach 2 of Redclay CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 100.0

1.00Percent area having boulder, rubble, cobble 0.0

Percent area having bedrock, detritus 0.0

V2 Channel unit

Percent area having snyes, pools, backwater areas 16.1

0.58

Percent area having flats 0.0

Percent area having runs 83.9

Percent area having riffles 0.0

Percent area having chutes, falls 0.0

V3Late winter DO(mg/L)

≥6 mg/L

Assumed not limiting 1.00≥2 to <6 mg/L

<2 mg/L

HSI Value - Spawning Stage 0.58

HSI Value - All Stages Combined 0.38

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 230

Table B301 Habitat Suitability of Fathead Minnow in Reach 2 of Redclay CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, cobble and rubble 0.0

Percent area having bedrock 0.0

V2 Instream coverSubmergent and emergent plants PRESENT

1.00other (e.g., woody debris, rock) PRESENT

V3 Spawning material

Underside of rocks, logs, debris, broadleaf vegetation PRESENT

1.00Vertical surfaces of emergents (stems)

No suitable material

V4 Channel unit

Percent area having flats, pools, backwater areas 16.1

0.79Percent area having runs 83.9

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V5 Instream cover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V6Late winter DO(mg/L)

≥1 mg/L Assumed not limiting 1.00

<1 mg/L

V7 pH

6 to 9

Assumed not limiting 1.005.5 to <6

<5.5 or >9

HSI Value 0.79

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 231

Table B302 Habitat Suitability of Finescale Dace in Reach 2 of Redclay CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, cobble and rubble 0.0

Percent area having bedrock 0.0

V2 Instream cover

Submergent and emergent plants, woody debris, inundatedvegetation

PRESENT

1.00Rubble or cobble

Boulder or bedrock

V3 Channel unit

Percent area having flats, pools, backwater areas 16.1

0.58Percent area having runs 83.9

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L Assumed notlimiting

1.00<1 mg/L

V6 pH

6 to 9Assumed not

limiting1.005.5 to <6

<5.5 or >9

HSI Value 0.58

Table B303 Habitat Suitability of Lake Chub in Reach 2 of Redclay CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area (%) having rubble, gravel, cobble, boulder 0.0

0.50Percent area (%) having sand, clay/silt, bedrock 100.0

V2 Instream coverRubble, cobble, boulder, vegetation, woody debris,submergent and emergent plants

PRESENT 1.00

V3 Channel unit

Percent area (%) having runs, flats, and pools 83.9

0.84Percent area (%) having riffles 0.0

Percent area (%) having rapids 0.0

V4 Instream cover

>20 to 50% YES

1.00>10 to 20% or >50 to 65%

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L Assumed notlimiting

1.00<1 mg/L

V6 pH

6 to 9Assumed not

limiting1.005.5 to <6

<5.5 to >9

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 232

Table B304 Habitat Suitability of Longnose Dace in Reach 2 of Redclay CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having boulder, rubble, cobble 0.0

0.03Percent area having gravel 0.0

Percent area having sand 10.0

Percent area having clay/silt 90.0

V2 Instream cover

Boulder, bedrock, rubble, cobble

0.25Woody debris PRESENT

submergent and emergent plants, inundated vegetation PRESENT

V3 Channel unit

Percent area having riffles 0.0

0.46

Percent area having rapids 0.0

Percent area having runs 83.9

Percent area having flats, pools 16.1

Percent area having chutes, falls 0.0

V4 Instream cover

>25 to 75% Yes

1.00>10 to 25% or >75 to 90%

>5 to 10% or >90 to 100%

0 to 5%

V5Late winter DO(mg/L)

≥2 mg/L Assumed not limiting 1.00

<2 mg/L

V6 pH

6 to 9

Assumed not limiting 1.005.5 to <6

<5.5 or >9

HSI Value 0.03

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 233

Table B305 Habitat Suitability of Longnose Sucker in Reach 2 of Redclay CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Spawning location

Riffles present with suitable substrate

0.50Riffles present, but not suitablesubstrate (e.g., bedrock or boulder) forspawning. No riffles present.

YES

V2 Depth of riffle for spawning

Riffles present with suitable substrate

0.50Riffles present, but not suitablesubstrate (e.g., bedrock or boulder) forspawning. No riffles present.

YES

V3 Current velocity of spawning habitat

Riffles present with suitable substrate

0.50Riffles present, but not suitablesubstrate (e.g., bedrock or boulder) forspawning. No riffles present.

YES

V4Mean water temperature duringspawning and incubation

Refer to Edwards (1983) Assumed not limiting 1.00

V6 Substrate type

Refer to Edwards (1983) 0.04

0.50If the HSI result is <0.5 due to thisvariable, SI = 0.5

YES

V7

Percent cover (e.g., vegetation,boulders, rubble) in shallow/shorelineareas (May to July)

Refer to Edwards (1983) 61.9 1.00

V11 pH range during the summer Refer to Edwards (1983) Assumed not limiting 1.00

V12 DO range during the summer Refer to Edwards (1983) Assumed not limiting 1.00

V13Mean water temperature during thesummer (July and August)

Refer to Edwards (1983) Assumed not limiting 1.00

V14 Channel units

Percent area having pools and runs 100.0

1.00Percent area having riffles 0.0

Percent area having flats 0.0

Percent area having rapids 0.0

HSI Value 0.50

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 234

Table B306 Habitat Suitability of Northern Pike in Reach 2 of Redclay CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1

Ratio of spawning habitat area to summer habitat area(estimated proportion of the area that would be less than 1 mdeep during spring and with aquatic vegetation or debris)

Refer to Inskip(1982)

Assumed not limiting 1.00

V2Drop in water level (m) during embryo and fry stages (periodof spawning through the end of June)

Refer to Inskip(1982)

Assumed not limiting 1.00

V3Percent of midsummer area with emergent or submergentaquatic vegetation

Refer to Inskip(1982)

20.0 0.70

V4Log10 of total dissolved solids concentration in surface watersduring midsummer

Refer to Inskip(1982)

Assumed not limiting 1.00

V5Least suitable pH in spawning habitat during embryo and frystages

Refer to Inskip(1982)

Assumed not limiting 1.00

V6 Average length of frost-free season (days)Refer to Inskip(1982)

85.0 0.70

V7

Maximal weekly average temperature of surface waters (usewarmest week of the year, take the average of the 7 daypeak temperatures during that period)

Refer to Inskip(1982)

Assumed not limiting 1.00

V8Area of backwaters, pools, or standing water (<5 cm/s) duringsummer, as a percent of the total surface area

Refer to Inskip(1982)

32.9

0.33Data insufficient,SI = 1

V9Stream gradient (m/km). Assume reaches with gradients>5 m/km have no suitable habitat.

Refer to Inskip(1982)

Assumed not limiting 1.00

V10 Late winter DO≥2 mg/L

Assumed not limiting 1.00<2 mg/L

HSI Value 0.33

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 235

Table B307 Habitat Suitability of Northern Redbelly Dace in Reach 2 of Redclay CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, cobble and rubble 0.0

Percent area having bedrock 0.0

V2 Instream cover

Submergent and emergent plants, woody debris,inundated vegetation

PRESENT

1.00Rubble or cobble

Boulder or bedrock

V3 Channel unit

Percent area having flats, pools, backwater areas 16.1

0.58Percent area having runs 83.9

Percent area having riffles 0.0

Percent area having rapids, chutes, falls 0.0

V4 Instream cover

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V5Late winter DO(mg/L)

≥1 mg/L Assumed not limiting 1.00

<1 mg/L

V6 pH

6 to 9

Assumed not limiting 1.005.5 to <6

<5.5 or >9

HSI Value 0.58

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 236

Table B308 Habitat Suitability of Pearl Dace in Reach 2 of Redclay CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 100.0

1.00Percent area having rubble and cobble 0.0

Percent area having boulder and bedrock 0.0

V2 Instream cover

Vegetation, woody debris, submergent and emergent plants PRESENT

1.00Rubble and cobble

Boulder and bedrock

V3 Channel unit

Percent area having runs, flats, and pools 100.0

1.00Percent area having riffles 0.0

Percent area having rapids 0.0

V4 Instream cover

>20 to 50%

0.75>10 to 20% or >50 to 65% YES

>5 to 10% or >65 to 75%

0 to 5% or >75 to 100%

V5Late winter DO(mg/L)

≥1 mg/L Assumed notlimiting

1.00<1 mg/L

V6 pH

6 to 9Assumed not

limiting1.005.5 to <6

<5.5 or >9

HSI Value 0.75

Table B309 Habitat Suitability of Slimy Sculpin in Reach 2 of Redclay CreekModel

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having boulder, rubble, cobble, gravel,underside of logs

0.00.23

Percent area having sand, clay/silt 90.0

V2 Instream cover

Rubble, cobble, boulder, woody debris PRESENT

1.00Vegetation PRESENT

Absence of in situ cover (e.g., rock or logs)

V3 Channel unitPercent area having runs, riffles, and rapids 83.9

0.88Percent area having flats and pools 16.1

V4 Instream cover

>30% YES

1.00

>20 to 30%

>10 to 20%

>0 to 10%

0%

V5Late winter DO(mg/L)

≥2 mg/L Assumed notlimiting

1.00<2 mg/L

HSI Value 0.23

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 237

Table B310 Habitat Suitability of Trout-Perch in Reach 2 of Redclay CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 Substrate

Percent area having gravel, sand, clay/silt 100.0

1.00Percent area having cobble, rubble 0.0

Percent area having bedrock, boulder 0.0

V2 Channel unit

Percent area having runs, flats 83.9

0.92Percent area pools, backwater areas 16.1

Percent area having riffles, rapids, chutes 0.0

V3Percent instreamcover

0

0.25

>0 to 20%

>20 to 30%

>30 to 50% YES

>50%

V4 Late winter DO (mg/L)≥2 mg/L Assumed not

limiting1.00

<2 mg/L

HSI Value 0.25

Table B311 Habitat Suitability of White Sucker in Reach 2 of Redclay CreekModel

VariableVariable Description Category

Input Data Used orAssumptions Made

Suitability Index(SI)

V1Maximum monthly average turbidity during theyear (JTU)

Assume not limiting, SI = 1 Assume not limiting 1.00

V2Weekly average pH during the year under stableconditions

Weekly average pH duringthe year under stableconditions

0.01.00

If data are insufficient, SI = 1 YES

V3Minimum DO during May-August in areas ofsuitable temperature

Assume not limiting, SI = 1 Assumed not limiting 1.00

V4Average of mean weekly water temp during Julyand August for adults and juveniles

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V5Average of mean weekly water temperaturesduring July and August for fry

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V6

Average of mean weekly water temperaturesduring spawning and incubation (April throughJuly)

Refer to Twomey et al. (1984) Assumed not limiting 1.00

V7Average riffle velocity (cm/s) during spawningand incubation

Riffles present with suitablespawning substrate

0.50No riffles present with suitablespawning substrate

YES

V8Average riffle depth (cm) during spawning andincubation

Riffles present with suitablespawning substrate

0.50No riffles present with suitablespawning substrate

YES

V9Percent instream and overhanging shorelinecover

Refer to Twomey et al. (1984) 21.0(a) 0.57

V10 Percent pools during average summer flowsRefer to Twomey et al.(1984)

0.0 0.00

HSI Value 0.52

(a)Average of instream and overhead cover for 61 to 150 mm fish.

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 238

Table B312 Unnamed Waterbody 4 in the McClelland Lake Drainage Area Habitat DataHabitat Variable Findings or Notes

Mean channel width (m) n/a

Reach length (m) n/a

Impounded area (m2) n/a

Area (m2) 851,880

Substrate composition (%) 100% clay/silt

Depth percent distribution (%) 64% up to 1 m, 36% 1-2 m

Littoral cover (%) >50% (0 to 60 mm) (a)

Cover types and nesting materials present Submergent plants, emergent plants

DO (mg/L) Late winter 1.48

pH Average 7.5

Temperature (°C) Winter 0.52, spring 16.1, fall 10.4, summer 19.3

Other observations n/a

Documented and assumed species Brook stickleback

(a)Size range refers to fish size and indicates different cover availability based on size class of fish.

Table B313 Habitat Suitability of Brook Stickleback in Unnamed Waterbody 4Model

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, bedrock, cobble, and rubble 0.0

V2 Nesting materials

Algae, submergent plants PRESENT

1.00

Emergent plants PRESENT

Inundated vegetation

Other (e.g., woody debris)

None

V3 Depth

Percent area having depths up to 2m 100.0

1.00Percent area having depths >2m to 5m 0.0

Percent area having depths >5m 0.0

V4Littoral zone cover(%)

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V5

Late winterdissolved oxygen(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 1.00

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 239

Table B314 Unnamed Waterbody 16 in the Muskeg River Watershed Area Habitat DataHabitat Variable Findings or Notes

Mean channel width (m) n/a

Reach length (m) n/a

Impounded area (m2) n/a

Area (m2) 50,000 m2

Substrate composition (%) 100% clay/silt

Depth percent distribution (%) >90% up to 2m

Littoral cover (%) 100%

Cover types and nesting materials present Submergent plants, emergent plants

DO (mg/L) Late winter 1.25

pH Average 6.8

Temperature (°C) Winter 0.1, spring 18.8, fall 14.8, summer 19.4

Other observations n/a

Documented and assumed species Brook stickleback

Table B315 Habitat Suitability of Brook Stickleback in Unnamed Waterbody 16Model

VariableVariable

DescriptionCategory

Input Data Used orAssumptions Made

Suitability Index(SI)

V1 SubstratePercent area having gravel, sand, and clay/silt 100.0

1.00Percent area having boulder, bedrock, cobble, and rubble 0.0

V2 Nesting materials

Algae, submergent plants PRESENT

1.00

Emergent plants PRESENT

Inundated vegetation

Other (e.g., woody debris)

None

V3 Depth

Percent area having depths up to 2m 90.0

0.95Percent area having depths >2m to 5m 10.0

Percent area having depths >5m 0.0

V4Littoral zone cover(%)

>50% YES

1.00

>30 to 50%

>20 to 30%

>0 to 20%

0%

V5

Late winterdissolved oxygen(mg/L)

≥1 mg/L YES 1.00

<1 mg/L

V6 pH

6 to 9 YES

1.005.5 to <6

<5.5 or >9

HSI Value 0.95

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APPENDIX BDetailed Habitat Suitability Index Calculations for Habitat Losses

September 2012Project No. 10-1346-0001 / 9100 240

2.0 REFERENCES

Edwards, E.A. 1983. Habitat Suitability Index Models: Longnose Sucker. U.S. Department of the Interior, Fishand Wildlife Service.

Golder (Golder Associates Ltd.). 2008. Fish Species Habitat Suitability Index Models for the Alberta Oil SandsRegion. Version 2.0. October 2008.

Hubert, W.A., R.S. Helzner, L.A. Lee, and P.C. Nelson. 1985. Habitat Suitability Index Models and Instream FlowSuitability Curves: Arctic Grayling Riverine Populations. U.S. Department of the Interior, Fish andWildlife Service.

Imperial Oil (Imperial Oil Resource Ventures Ltd.). 2005. Kearl Oil Sands Project - Mine Development.Volume 1 to 9. Submitted to Alberta Energy and Utilities Board and Alberta Environment. Prepared byImperial Oil Resources Ventures Limited in association with Golder Associates Ltd., AXYSEnvironmental Consulting Ltd., Komex International Inc. and Nichols Applied Management. Calgary,AB. Submitted July, 2005.

Imperial Oil. 2007. Kearl Oil Sands Mine Development - No Net Loss Plan. Submitted to Fisheries and OceansCanada. May 2007.

Inskip, P.D. 1982. Habitat Suitability Index Models: Northern Pike. U.S. Department of the Interior, Fish andWildlife Service.

Krieger, D.A., J. W. Terrell and P.C. Nelson. 1983. Habitat Suitability Information: Yellow Perch. U.S.Department of the Interior, Fish and Wildlife Service.

McMahon, T.E., J.W. Terrell, and P.C. Nelson. 1984.Habitat Suitability Information: Walleye. U.S. Department ofthe Interior, Fish and Wildlife Service.

Twomey, K.A., K.L. Williamson, and P.C. Nelson. 1984. Habitat Suitability Index Models and Instream SuitabilityCurves: White Sucker. U.S. Department of the Interior, Fish and Wildlife Service.