appendix a habitat descriptions - deq.louisiana.gov a... · use attainability analysis for...

Appendix A

Habitat Descriptions

Use Attainability Analysis for Barataria and Terrebonne Basins

May 9, 2008

Appendix A -

Table of Contents

1. Subsegment 020902 – Little Lake .......................................................................... 16

1.1. Site 3090 – Little Lake ...................................................................................... 16

2. Subsegment 020903 – Barataria Waterway ........................................................... 17

2.1. Site 3085 – Grand Bayou east of Galliano, LA ................................................. 17

3. Subsegment 020906 – Bay Rambo ....................................................................... 18

3.1. Site 3084 – Bay Rambo northwest of Grand Isle, LA ....................................... 18

4. Subsegment 120107 – Upper Grand River and Lower Flat River .......................... 19

4.1. Site 0998 – Upper Grand River at levee and Site 3083 – Upper Grand River northeast of Grand River, LA ..................................................................................... 19

4.2. Site 2750 – Pat Bay ......................................................................................... 20

4.3. Site 3082 – Lower Flat of Upper Grand River .................................................. 21

5. Subsegment 120201 – Lower Grand River and Belle River ................................... 22

5.1. Site 3081 – Bay Natchez west of Bayou Corne, LA ......................................... 22

6. Subsegment 120204 – Lake Verret and Grassy Lake ............................................ 23

6.1. Site 3079 – Pierre Part Bay southeast of Pierre Part, LA ................................. 23

6.2. Sites 3080, 3106, 3107, 3108, and 3109 – Lake Verret ................................... 24

6.3. Site 0588 – Grassy Lake .................................................................................. 25

7. Subsegment 120205 – Lake Palourde ................................................................... 25

7.1. Sites 3111, 3112, and 3113 – Lake Palourde .................................................. 25

8. Subsegment 120206 – Grand Bayou and Little Grand Bayou................................ 26

8.1. Site 2970 – Grand Bayou at Bayou Corn, LA ................................................... 26

8.2. Site 2976 – Grand Bayou southwest of Belle Rose, LA ................................... 27

9. Subsegment 120403 – Intracoastal Waterway ....................................................... 28

9.1. Site 3007 – Bayou Copasaw south of Gibson, LA ............................................ 28


May 9, 2008

Appendix A -

10. Subsegment 120404 – Lake Penchant................................................................ 29

10.1. Site 0896 – Lake Penchant southwest of Houma, LA ................................... 29

11. Subsegment 120604 – Bayou Blue ..................................................................... 30

11.1. Site 3088 – Unnamed canal east of Montegut, LA ........................................ 30

12. Subsegment 120703 – Bayou Du Large.............................................................. 31

12.1. Site 3086 – Lake Mechant southwest of Dulac, LA ....................................... 31

12.2. Site 3087 – Unnamed lake, west of Caillou Lake, southwest of Dulac, LA ... 32

13. Subsegment 120704 – Bayou Terrebonne .......................................................... 33

13.1. Site 3089 – Unnamed canal southeast of Montegut, LA ............................... 33


May 9, 2008

Appendix A -

List of Tables

Table A-1. Permitted dischargers in the Barataria and Terrebonne Basins. ................... 9


May 9, 2008

Appendix A -

List of Figures

Figure A-1. Louisiana Ecoregions defined by LDEQ based on USEPA's Level III Ecoregion boundaries. .................................................................................................... 6

Figure A-2. Location of reference sampling sites and surrounding land uses in the Barataria and Terrebonne Basins. .................................................................................. 7

Figure A-3. Location of permitted dischargers in the Barataria and Terrebonne Basins. 8


May 9, 2008

Appendix A -

Figure A-1. Louisiana Ecoregions defined by LDEQ based on USEPA's Level III Ecoregion boundaries.


May 9, 2008

Appendix A -

Figure A-2. Location of reference sampling sites and surrounding land uses in the Barataria and Terrebonne Basins.


May 9, 2008

Appendix A -

Figure A-3. Location of permitted dischargers in the Barataria and Terrebonne Basins.


May 9, 2008

Appendix A -

Table A-1. Permitted dischargers in the Barataria and Terrebonne Basins.

Subsegment LDEQ Agency

Interest Number Agency Name

020902 133000 Lafourche Parish School Board #1 - Kings Ridge Oil & Gas Field

020902 105199 Grandison Trust Production Facility

020902 117261 State Lease 17780 Production Facility #1 - S Little Lake Field

020902 134582 Rattle Trap Facility (State Lease 18146 #2 Well) - Little Lake Field

020902 128112 Rattle Trap Facility (State Lease 18146 #1 Well) - Little Lake Field

020902 155902 State Lease #2383 #2 Sidetrack - Little Lake Field

020902 136024 2383 Platform - Little Lake Field

020902 155903 State Lease 18010 #1 Strike King West Prospect

020902 136506 LL&E #1 Little Lake Field (Strike King)

020902 136028 South Half Tank Battery - Little Lake Field

020902 136029 North Half Tank Battery - Little Lake Field

020902 101827 Little Lake Field Facility

020902 115804 Urania E&P Facility - Wildcat Field

020902 40659 Avondale Container Yard Inc

020902 134007 Little Temple Facility - Little Temple Field

020903 88253 Saturday Island #1 Facility

020903 103350 William G Helis Co LLC - West Saturday Island Wildcat

020903 10505 Manila Village Production Facility

020903 134117 Manila Village Commingling Facility #1

020903 134861 Manilla Village Tank Battery - Manilla Village Field

020903 134779 Manilla Village Production Barge #1 - Manilla Village Field

020903 33706 State Lease 2430 Three Bayou Bay Field

020903 83743 North Little Lake Facility

020903 115169 Lafitte Transfer Barge #1

020903 32190 Lafitte #6 Central FacilityTank Battery #11

020903 32203 Lafitte Field CF #8 Tank Battery #13

020903 25619 AEP Elmwood LLC

020903 25675 Ocean Technical Services Inc

020903 40416 AAA Cooper Transportation

020903 19539 Jefferson Parish Water Department - Eastbank Water Plant

020903 3043 Ochsner Clinic Foundation

020903 109290 Proposed Lowe's Home Center

020903 1274 SOPUS Products - Metairie Plant

020903 2503 Turner Industries Group LLC

020903 32197 Lafitte Central Facility 10 Tank Battery #8

020903 26830 Stone Energy Corp - Commingling Facility #1

020903 20205 Diversified Foods & Seasonings Inc

020903 32189 Lafitte Field Compressor Station TB # 5 & Camp

020903 32193 Lafitte CF #2 Tank Battery #6

020906 42224 John Brady - Leeville Camp

020906 809 Chevron USA Inc - Leeville Shore Base

020906 124590 Barrow #1 Well Production Facility - Leeville Field

020906 114934 Allan Co Well #1 - Bayou Raphael Field

020906 32342 Leeville CF #4 Tank Battery #9


May 9, 2008

Appendix A -



020906 17928 LaGraize #1 Tank Battery - Leeville Field

020906 149295 Lefort Production Facility

020906 98108 Bobby Lynn's Marina Inc - WWTP

020906 118558 Clovelly Field Facility

020906 32359 Lake Enfermer Production Facility #2

020906 20751 Golden Meadow Fuel Dock

020906 93491 Louisiana Delta Farms #1 Production Facility

020906 32355 Lake Enfermer #1

020906 32322 Lake Enfermer Production Facility

020906 123274 Lafourche Realty #1 Production Facility

020906 85065 LL&G Construction Inc - Segrette State Park Floodwall

020906 100510 Delta Farms West Production Facility

020906 125964 Grandison Trust #1 Well - Lake Enfermer Field

020906 153284 LL&E Well #1 - Drilling Structures Project

020906 18331 Bayou Raphael Production Facility

020906 137697 Rawle #1 - Coffee Bay Field

020906 121398 LL&E #1 Production Facility - Coffee Bay Field

020906 137696 LL&E #1 - Kings Ridge Field

020906 132980 Figarola Well #1

120107 20411 Bayou Bleu Central Facility #2

120107 118389 Bayou Bleu - Central Facility #1

120201 42692 Oak Harbor Development LLC

120201 19217 St Martin Parish Sewer District #1

120201 133268 Total Environmental Solutions Inc (TESI) - Cypress Cove Subdivison

120201 83392 Torch Energy Services Inc Boat Dock & Parking Lot

120201 84826 Total Environmental Solutions Inc - The Oaks at Belle River Subdivision STP

120201 19218 St Martin Parish Water & Sewer Commission #1 - Belle River WWTP

120201 98435 LADOTD - Belle River Bridge

120201 42708 OGA Ltd Partnership - Oak Grove Apartments

120201 109823 Pierre Part Primary School

120201 121150 Gerald Alleman Turtle Farm

120201 18335 World-Wide Environmental Solutions LLC - Bayou Pierre Part Subdivision

120201 133678 Assumption Parish Recreation District No 2 "Veterans Park"

120201 119474 Peterman #1 Well - Natchez Prospect Field

120201 98434 LADOTD - Bayou Pigeon Bridge

120201 41105 BJ's Country Store & Deli

120201 154865 A Wilbert's Sons et al Well No 1

120201 147650 J Supple Production Facility

120201 32135 White Castle Field Production Facility

120201 41138 USArmy COE - Bayou Sorrel Lock

120201 123582 Iberville Parish Council - West Iberville Head Start Center

120201 128638 Forest Home Partnership Facility

120201 18840 Nottoway Plantation Inc

120201 3519 ExxonMobil Chemical Co - Baton Rouge Polyolefins Plant


May 9, 2008

Appendix A -



120201 19184 Crosstex LIG Liquids LLC - Plaquemine Gas Plant

120201 27823 Air Liquide Large Industries US LP - Plaquemine ASU Facility

120201 83670 Iberville Parish Parks & Recreation - Crescent Bend Park

120201 117295 Iberville Multi-Purpose Center WWT Facility - Construction Project

120201 137494 Iberville Parish Council - Patureau Lane Sewer

120201 18523 Crescent Elementary School

120201 42137 LADOTD - Plaquemine Fleet Landing

120201 98292 MMC Inc - Plaquemine Portable Plant

120201 18766 Maison de Ville & Iberville Manor

120201 7454 Harvest Ford L&M

120201 38738 River West Medical Center

120201 19442 Plaquemine Caring LLC - Iberville Living Center

120201 132821 Murphy USA #7319

120201 3129 Shintech Louisiana LLC - Shintech - Plaquemine Methanol Plant

120201 2455 Georgia Gulf Chemicals & Vinyls LLC - Plaquemine Division

120201 18522 Plaquemine High School

120201 8052 Heck Industrial Inc - Plant #6

120201 22600 Hebert Brothers Engineers

120201 32152 D&S Distributors Inc

120201 19331 Plaquemine City of - South WWTP

120201 40763 Belleview Mobil - Suds Carwash

120201 26034 Louisiana Energy & Power Authority (LEPA) - Plaquemine Steam Electric Power Plant

120201 126578 Shintech Louisiana LLC - Plaquemine PVC Plant

120201 12271 Hanks Pontiac GMC Buick Inc

120201 101870 The Car Wash

120204 40741 Gerald Hotard - Pelican Place Mobile Home Park

120204 153469 Family Dollar #4888

120204 153529 Labadieville Middle School

120204 109820 Labadieville Middle School - WWTP

120204 18338 World-Wide Environmental Solutions LLC - Bayou Tranquille Subdivision

120204 114618 Assumption Parish Police Jury - Attakapas Landing

120204 548 Chaparral Energy Inc - Oakley Field Tank Battery

120204 32624 Lafarge North America Inc - Belle Chasse Plant #1

120204 87401 Supreme Sugar Co

120204 151147 Labadieville Primary School - WWTP

120204 5587 Assumption High School

120204 17961 CF Bean LLC

120204 88704 Boh Brothers Construction Co LLC - Springwood Estates Subdivision Development

120204 115476 J Aaron #2 Production Facility

120204 116857 Georgette Sewer System - Construction

120204 18780 Assumption Parish Police Jury - Back Marais Sewer District

120204 140776 Sperg's Community Center LLC

120204 153283 St John's Baptist Church Inc


May 9, 2008

Appendix A -



120204 87713 Lake Verret Tank Battery

120204 8157 Gulf South Pipeline Co LP - Napoleonville Compressor Station

120204 43003 Total Environmental Solutions Inc - Seraphim Estates

120204 90172 East Lake Verret Facility

120204 84048 East Lake Verret Field Facility - East Lake Verret Field

120204 41969 Jefferson Parish Sewerage Department

120204 114928 State Lease 17777 Well #1 - Pierre Pass Field

120204 130174 Duffy's Restaurant LLC - Too's Seafood & Steakhouse

120204 33098 Benson Seafood Inc

120204 19376 Napoleonville Village of - WWTP

120204 115003 Assumption Parish Police Jury - Municipal Separate Storm Sewer System

120204 154897 US Postal Service - Napoleonville Post Office

120204 138840 Vince's BBQ & Smokehouse

120204 74945 Cracker Barrel Stores Inc #33

120204 1828 Barbera Chrysler

120204 89132 Pierre Part Touchless Car Wash LLC - Pierre Part Car Wash

120204 72101 Pierre Part Store Inc

120204 66590 J&R Simmons Inc - Dairy Inn

120204 98443 LADOTD - Pierre Part Bridge

120204 40758 BellSouth Telecommunications J3322

120205 30604 New Industries Inc

120205 27346 Oceaneering International Inc - Diving Division

120205 19214 St Mary Parish District #1 - Siracusa Subdivision STP

120205 122177 Halimar Shipyard LLC

120205 14279 Neff Rental

120205 93499 American Vacuum

120205 26326 Joseph J Cefalu Sr Municipal Steam Plant

120205 13032 AJ Dohmann Chrysler Inc

120205 19388 Morgan City - Wastewater Treatment Plant

120205 122515 Mike's Car Wash LLC

120205 86780 Terrebonne Parish Recreation District #8 - Donner Community Center

120205 43649 Tuboscope A National Oilwell Varco LP Co - Morgan City Inspection Facility

120205 38847 Patterson Tubular Services Inc

120205 146874 Brandon Leonard - Coastal Tank Cleaning LLC

120205 30235 Morgan City City of - Water System

120205 19259 Solar Marine Salvage & River Sand

120205 113866 Total Environmental Solutions Inc - Cypress Village Subdivision

120205 19968 World-Wide Environmental Solutions LLC - Wildwood Subdivision

120205 83429 Morgan City/Berwick Floodproofing

120205 11745 DS&B Lease A Battery - Chacahoula Field

120205 134772 Lake Palourde Norman Production Facility - Lake Palourde Field

120205 31527 East Lake Palourde Field Facility - East Lake Palourde Field

120205 135267 Ajax Compressor Station


May 9, 2008

Appendix A -



120205 114234 Chacahoula Field C Battery

120205 110688 State Lease 17599 Well #1 Facility - Simon Pass Field

120205 19969 World-Wide Environmental Solutions LLC - Greenleaf Park Subdivision

120205 42857 Plaquemines Parish Government - Woodlawn Office Building

120206 93345 Heritage Manor of Napoleonville

120206 151047 Bayouside Grill

120206 80687 Dugas & LeBlanc #1 Well Production Barge Facility - Bayou St Vincent Field

120206 131290 State Lease 16626 Production Facility

120206 116873 Grant Loop Community Sewer System

120206 42344 Lula Westfield LLC - Westfield Raw Sugar Factory

120206 90580 Ramos Investments #1 Facility

120206 87130 St Elizabeth School

120206 1007 Dow Chemical Co - Grand Bayou Operations

120206 42929 KDS Promix LLC - Promix Fractionation Facility

120206 41241 Bayou Corne Sewer Co Inc - Sportmans Paradise Subdivision

120206 43525 PB Energy Storage Services Inc - Oxychem Brine Pipeline

120206 98149 Gulf South Pipeline Co LP - Rodrigue Compressor Station

120206 25004 Acadian Gas Storage Facility

120206 93668 Super Stop Enterprises - Gator Super Stop Truck Stop

120206 27281 Chevron Pipe Line Co - Napoleonville Storage Facility

120206 86479 No Problem Raceway Park

120206 27926 El Paso Field Services LP - Napoleonville Salt Dome Storage

120206 4182 Lula Westfield LLC - Lula Raw Sugar Factory

120206 109817 Belle Rose Middle School

120206 43365 St James Facilities Corp - St James Youth Center

120206 8114 Elray Kocke Service Inc

120206 154685 Lowery Elementary School

120206 7359 Texas Eastern Transmission LP - White Castle Compressor Station

120206 41421 Shell Pipeline Co LP - Statewide Pipeline Operations

120206 4895 Hercules Inc

120206 153707 Fay Ross #1 - Laurel Ridge Field

120206 1306 Cora Texas Manufacturing Co

120206 8469 Clean Harbors White Castle LLC - Landfarm Facility

120206 17771 T T Barge Cleaning Mile 183 Inc

120206 12919 Lafayette Mazda

120206 4197 Southern Natural Gas Co - White Castle Compressor Station

120403 33171 Continental Land & Fur #1 - Bayou Copasaw Production Facility

120403 128714 Lake Hatch #4 Production Facility

120403 33163 Lake Hatch Field Production Facility #2

120403 18915 Dularge Middle School

120403 94611 Lake Hatch Production Facility #1

120403 32998 Lake Hatch Central Facility

120403 94203 Lake Hatch Barge Facility

120403 33022 Mandalay Oil & Gas LLC - Sunrise Field


May 9, 2008

Appendix A -



120403 32999 Lake Hatch Field Production Facility

120403 85400 Augen CL&F #58-2

120403 147901 Orange Grove Field Facility - Orange Grove Field

120403 25287 Offshore Drilling Co (TODCO)

120403 125295 Pavilion Apartments - Construction

120403 153740 ROB L SUA; Westervelte et al Alt #1 Facility

120403 42173 Lafarge North America Inc - Airline Plant

120403 145381 Humphreys Production Facility

120403 94047 Humphreys Facility

120403 17725 Transcontinental Gas Pipe Line Corp - Transco Compressor Station 62

120403 94050 Gibson Field Site #2

120403 20273 Enterprise Gas Processing LLC - North Terrebonne Gas Plant

120403 127616 Shepherd et al Well #1

120403 33190 Gibson Field Production Facility

120403 26875 Gibson Field Site #1

120403 87639 Avoca Inc #1 Well

120403 33951 Bayou Winds Mobile Home Park

120403 19828 Coral Marine Services Inc

120403 43661 Tuts Trailer Park

120403 255 Bollinger Amelia Repair LLC

120403 9256 Superior Offshore Services Inc

120403 51958 Jimmys Trailer Park & Carwash

120403 23229 Grant Prideco

120403 41236 Delta Gulf Rental Tool Co

120403 42710 Allis-Chalmers Rental Tools Inc

120403 27417 Bollinger Marine Fabricators LLC

120403 691 Morgan City Fabrication Facility

120403 93675 Conrad Shipyard LLC - Deepwater Shipyard

120403 51525 Martin Operating Partnership LP - Amelia

120403 1894 Eddie's Exxon

120403 84272 Meridian Resource & Exploration LLC - Ramos Field

120403 2162 Global X-Ray & Testing Corp

120403 24078 Recycling Park Inc

120403 41118 Conrad Aluminum LLC - Aluminum Shipyard

120403 147717 Southern Scrap/PSC Norm Facility

120403 133116 Bayou Boeuf Bridge - BNSF Railway Co - STP - Construction

120403 123129 Marine Shale #1 Facility - Wyandotte Field

120403 33085 LA Machinery Co

120403 26569 MI SWACO - Amelia Grinding & Bulk Storage Facility

120403 27161 Quality Diesel Service Inc

120403 154806 Rebecca Truck Plaza & Casino LLC - WWTP

120403 40421 ABC Bait Co Inc

120403 113633 CCS Energy Services LLC - ETT Morgan City Processing Facility

120403 29958 A&B Industrial of Morgan City Fabrication Yard

120403 4979 Oceaneering International


May 9, 2008

Appendix A -



120403 16103 Southern Scrap Recycling Morgan City LLC

120403 85894 MM Industries & M M Plastics Manufacturing Inc

120403 128894 Delta Steel LP - Morgan City Plant

120403 19169 Gibson Elementary School

120403 17632 National Oilwell Varco LP - Amelia Coating Plant South

120403 3765 Texas Gas Transmission LLC - Morgan City Compressor Station

120404 32994 North Lake Pagie Field Facility

120604 27399 Discovery Producer Services LLC - Larose Gas Processing Plant

120604 112525 Big Bayou Blue Marina

120604 33872 US Liquids of LA LP - Bourg Landfarm

120604 1599 Intracoastal Iron Works Inc

120604 40832 Bollinger Larose LLC

120604 147841 St Ann Catholic Church

120604 136156 Chiasson Welding Services Inc

120604 136345 Larose Scrap & Salvage

120604 98197 Jubilee Enterprises Inc Larose Shipyard Facility

120604 42169 Lafarge North America Inc - Larose Plant

120604 85976 Non Detect Environmental LLC

120703 126412 BR Unit 3 #1 Facility (Travis Prospect) - Bay Junop Field

120703 121539 State Lease 17993 Well #1 - Bay Junop Field

120703 126651 Bay Junop Facility

120703 125966 Mud Lake Facility - JWLP State Lease 17992 Field

120703 18758 Burlington Resources Oil & Gas Co LP - Manila Village Faciltiy SE Manila Field

120703 33182 South Lake Pagie Field Facility

120703 114988 LaTerre Co Ltd Well #1 - Lake Decade Field

120703 33205 Tenneco Fee Battery - Lake Pagie Field

120703 33185 Lake Pagie Field - Tenneco A Battery

120704 117539 LL&E #1 Well - Lake Hatch Field

120704 121702 J C Dupont #2 Wellsite - Lapeyrouse Field

120704 116774 J C Dupont #1 Wellsite - Lapeyrouse Field

120704 117662 A M Dupont Co #1 Wellsite - Lapeyrouse Field

120704 50326 Sunrise Production Facility - Sunrise Field

120704 128510 A M Dupont #s 2 3 3D & Wurzlow #1 Facility - Lapeyrouse Field

120704 122020 Lapeyrouse Facility - Dupont et al Well #1

120704 33193 Bay Baptiste CF #2

120704 111257 Terrebonne Levee & Conservation District - Bayou Terrebonne Levee Maintenance Restoration Project

120704 33201 Bayou Jean LeCroix Production Facility #1

120704 33006 Lirette Common Tank Battery #2

120704 118444 Louisiana Minerals Inc 36 #1 Well - Lirette Field

120704 32984 Lirette Common Tank Battery #1

120704 86452 LADOTD - Humble Canal Bridge


May 9, 2008

Appendix A -

1. Subsegment 020902 – Little Lake

1.1. Site 3090 – Little Lake

Predominant surrounding land use is marsh; local watershed erosion is heavy; there is no stream

surface shading; there are no dams present; there is no channelization; access to the water body is

by boat ramp; evidence of recreational use includes fishermen; the water clarity is slightly turbid

and the color is clear; inorganic substrate is estimated to be 10% sand, 80% silt, and 10% clay;

organic substrate is estimated to be 90% muck/mud and 10% marl; the low gradient stream

habitat rating system is not applicable to this site.


May 9, 2008

Appendix A -

2. Subsegment 020903 – Barataria Waterway

2.1. Site 3085 – Grand Bayou east of Galliano, LA








May 9, 2008

Appendix A -

3. Subsegment 020906 – Bay Rambo

3.1. Site 3084 – Bay Rambo northwest of Grand Isle, LA








May 9, 2008

Appendix A -

4. Subsegment 120107 – Upper Grand River and Lower Flat River

4.1. Site 0998 – Upper Grand River at levee and Site 3083 – Upper Grand River northeast of Grand River, LA

Predominant surrounding land uses are forest and wetlands; local watershed erosion is slight;

stream surface shading is open to partly shaded with approximately 5-10% cover; there are no

dams present; natural channelization has occurred; access to the water body is by boat ramp;

evidence of recreational use includes fishermen and boaters; the approximate stream width is 75

- 80 meters; the approximate run depth is 2.5 meters; the high water mark is approximately 1

meter; the water is opaque and murky; inorganic substrate is estimated to be 100% silt; organic

substrate is estimated to be 100% muck/mud at site 0998 and 50% detritus and 50% muck/mud

at site 3083; the low gradient stream habitat rating for the bayou is “fair - good”.


May 9, 2008

Appendix A -

4.2. Site 2750 – Pat Bay


stream surface shading is open with approximately 5% cover; there are no dams present; there is

no channelization; access to the water body is by boat ramp; evidence of recreational use

includes fishermen and boaters; the approximate stream width is 250 meters; the high water mark

is approximately 1 meter; the water is slightly turbid and green-brown in color; inorganic

substrate is estimated to be 80% silt and 20% clay; organic substrate is estimated to be 10%

detritus and 90% muck/mud; the low gradient stream habitat rating for the bay is “fair - good”.


May 9, 2008

Appendix A -

4.3. Site 3082 – Lower Flat of Upper Grand River


stream surface shading is open with approximately 5% cover; there are no dams present; no

channelization is evident; access to the water body is by boat ramp; evidence of recreational use

includes fishermen and boaters; the approximate stream width is 175 meters; the approximate

run depth is 1-2 meters; the high water mark is approximately 1 meter; the water is opaque and

brown-green in color; inorganic substrate is estimated to be 50% silt and 50% clay; organic

substrate is estimated to be 50% detritus and 50% muck/mud; the low gradient stream habitat

rating for the river is “fair”.


May 9, 2008

Appendix A -

5. Subsegment 120201 – Lower Grand River and Belle River

5.1. Site 3081 – Bay Natchez west of Bayou Corne, LA

Predominant surrounding land uses are wetlands; local watershed erosion is slight; stream

surface shading is partly open with approximately 10% cover; there are no dams present; there is

no channelization; access to the water body is by boat ramp; evidence of recreational use

includes fishermen; the approximate stream width is 40 meters; the approximate run depth is 3

meters; the approximate pool depth is 4 meters; the water is opaque and murky-brown in color;

inorganic substrate is estimated to be 100% silt; organic substrate is estimated to be 50% detritus

and 50% muck/mud; the low gradient stream habitat rating for the bay is “good - excellent”.

No Photo Available


May 9, 2008

Appendix A -

6. Subsegment 120204 – Lake Verret and Grassy Lake

6.1. Site 3079 – Pierre Part Bay southeast of Pierre Part, LA

Predominant surrounding land use is wetlands; local watershed erosion is slight; stream surface

shading is open; there are no dams present; there is no channelization; access to the water body is

by boat ramp; evidence of recreational use includes fishermen; the approximate run depth is 6

feet; the approximate pool depth is 8 feet; the bay is slightly turbid and tea colored; inorganic

substrate is estimated to be 100% silt; organic substrate is estimated to be 50% detritus and 50%

muck/mud; the low gradient stream habitat rating is not applicable.


May 9, 2008

Appendix A -

6.2. Sites 3080, 3106, 3107, 3108, and 3109 – Lake Verret

Based on site 3080, the predominant surrounding land use is wetlands; local watershed erosion is

slight; stream surface shading is open; there are no dams present; there is no channelization;

access to the water body is by boat ramp; evidence of recreational use includes fishermen and

crab traps; the approximate run depth is 6 feet; the approximate pool depth is 8 feet; the lake is

slightly turbid and tea colored; inorganic substrate is estimated to be 100% silt; organic substrate

is estimated to be 50% detritus and 50% muck/mud; the low gradient stream habitat rating is not

applicable.


May 9, 2008

Appendix A -

6.3. Site 0588 – Grassy Lake

Predominant surrounding land uses are forests and wetlands; local watershed erosion is slight;

stream surface shading is open with approximately 2% shading; there are no dams present; there

is no channelization; access to the water body is by boat ramp; evidence of recreational use

includes fishermen; the approximate run depth is 1 meter; the approximate pool depth is 2

meters; the lake is slightly turbid and green colored; inorganic substrate is estimated to be 80%

silt and 20% clay; organic substrate is estimated to be 50% muck/mud and 50% marl; the low

gradient stream habitat rating is not applicable.

No photo available

7. Subsegment 120205 – Lake Palourde

7.1. Sites 3111, 3112, and 3113 – Lake Palourde

No habitat assessment available.

No photo available.


May 9, 2008

Appendix A -

8. Subsegment 120206 – Grand Bayou and Little Grand Bayou

8.1. Site 2970 – Grand Bayou at Bayou Corn, LA


shading is open with approximately 5% cover; there are no dams present; channelization has

occurred; access to the water body is by boat ramp; evidence of recreational use includes

fishermen, boaters, and fishing tackle; the approximate stream width is 35 meters; the

approximate run depth is 3-4 meters; inorganic substrate is estimated to be 5% sand, 90% silt,

and 5% clay; organic substrate is estimated to be 40% detritus, 50% muck/mud, and 10% other

organic material; the low gradient stream habitat rating for the bayou is “good - excellent”.


May 9, 2008

Appendix A -

8.2. Site 2976 – Grand Bayou southwest of Belle Rose, LA


shading is open with approximately 5% cover; there are no dams present; channelization has

occurred; access to the water body is by boat ramp; evidence of recreational use includes

fishermen, boaters, and fishing tackle; the approximate stream width is 40 meters; the

approximate run depth is 3-4 meters; inorganic substrate is estimated to be 5% sand, 90% silt,

and 5% clay; organic substrate is estimated to be 40% detritus, 50% muck/mud, and 10% other

organic material; the low gradient stream habitat rating for the bayou is “good”.


May 9, 2008

Appendix A -

9. Subsegment 120403 – Intracoastal Waterway

9.1. Site 3007 – Bayou Copasaw south of Gibson, LA

Predominant surrounding land use is wetlands; local watershed erosion is heavy; there is not


by boat ramp; evidence of recreational use includes swimmers, fisherman, boaters and fishing

tackle; inorganic substrate is estimated to be 100% silt; organic substrate is estimated to be 50%

muck/mud and 50% marl; the low gradient stream habitat rating system is not applicable to this

site.


May 9, 2008

Appendix A -

10. Subsegment 120404 – Lake Penchant

10.1. Site 0896 – Lake Penchant southwest of Houma, LA

Predominant surrounding land use is wetlands; local watershed erosion is heavy; there is no


by boat ramp; evidence of recreational use includes swimmers, fishermen, boaters and fishing



site.


May 9, 2008

Appendix A -

11. Subsegment 120604 – Bayou Blue

11.1. Site 3088 – Unnamed canal east of Montegut, LA

Predominant surrounding land use is marsh; local watershed erosion is heavy; stream surface

shading is open with approximately 5% shading; there are no dams present; the water body is a

dredged canal in the marsh; access to the water body is by boat ramp; there is no evidence of

recreational use; inorganic substrate is estimated to be 100% silt; organic substrate is estimated

to be 100% muck/mud; the low gradient stream habitat rating for the canal is “poor - fair”. This

site is representative of a “least-impacted” hydrologically modified water body.


May 9, 2008

Appendix A -

12. Subsegment 120703 – Bayou Du Large

12.1. Site 3086 – Lake Mechant southwest of Dulac, LA


stream surface shading; there are no dams present; there is no channelization; access to the water

body is by boat ramp; evidence of recreational use includes fishermen, boaters and fishing



site.


May 9, 2008

Appendix A -

12.2. Site 3087 – Unnamed lake, west of Caillou Lake, southwest of Dulac, LA


stream surface shading; there are no dams present; there is no channelization; access to the water

body is by boat ramp; evidence of recreational use includes fishermen, shrimpers, crabbers,

boaters and fishing tackle; inorganic substrate is estimated to be 100% silt; organic substrate is

estimated to be 50% muck/mud and 50% marl; the low gradient stream habitat rating system is

not applicable to this site.


May 9, 2008

Appendix A -

13. Subsegment 120704 – Bayou Terrebonne

13.1. Site 3089 – Unnamed canal southeast of Montegut, LA

Predominant surrounding land use is marsh (broken marsh); local watershed erosion is heavy;

stream surface shading is open with no shading; there are no dams present; channelization is

present, but no recent evidence of dredging; access to the water body is by boat ramp; there is no

evidence of recreational use; inorganic substrate is estimated to be 100% silt; organic substrate is

estimated to be 100% muck/mud; the low gradient stream habitat rating is not applicable to this

site.

No photo available.

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