photo by j.d. richey. to determine spatial and temporal distributions immigration period (spring)...
TRANSCRIPT
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Acoustic Telemetry: Adult Spring-Run/Fall-Run
Chinook Salmon On The Lower Yuba River
5/19/2010 - 12/2/2010
Leslie AlberPhoto by J.d. Richey
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Objective
To determine spatial and temporal distributions
• immigration period (spring)• holding period (spring through fall)• spawning period (fall)
Photo by J.d. Richey
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Methods
Hook and Line Sampling Tagged 41 Adult Chinook
Salmon 30 Spring-Run
May 19, 2010 – June 11, 2010 11 Fall-Run
August 23, 2010 – October 27, 2010
Photo by J.d. Richey
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Floy TaggedGenetic Sample (Caudal Fin Clip)
- Vemco V13 transmitters via esophageal/gastric insertion
Random repeat intervals of 30-90 secPhoto by J.d. Richey
Fork & Total Length
Photo by J.d. Richey
Body Depth & Head Length
Photo by J.d. Richey
Photo by J.d. Richey
Photo by J.d. Richey
Photo by J.d. Richey
Photo by J.d. RicheyPhoto by J.d. Richey
Methods
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Passive Tracking
VEMCO VR2W Monitoring Receivers
• 23 VR2Ws from the Yuba River/Feather River Confluence to Englebright Dam
• Downloaded and maintained by Jonathan Nelson, Russ Bellmer and The Heritage & Wild
Trout Program
Photo by Jonathan Nelson Photo by Jonathan Nelson
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Active Tracking
• VEMCO VR100 mobile tracking receivers
w/ VH100 directional hydrophones
By Jet Boat
WeeklyJune 1, 2010 to December
2, 2010
By Pontoon Boat
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Study Area
Marysville Reach
RM 0 - 3.1
Hallwood ReachRM 3.1 – 8.0
Daguerre Point Dam ReachRM 8.0 – 11.0
Dry Creek ReachRM 11.0 – 13.3
Parks Bar ReachRM 13.3 – 17.6Timbuctoo Bend Reach
RM 17.6 – 21.1
Narrows Reach
RM 21.1 – 22.3
Englebright Dam ReachRM 22.3 – 23.1
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30 17
15
2
13
2
1
1
Spring-Run Chinook Salmon
Detected
Detected above DPD
Detected in the Englebright Reach
Did not move downstream before
passing DPD
Moved downstream
before passing DPD
Detected in the Feather River
Upstream most detection in the Narrows Reach
Recovered at River Mile 16.4
30
Spring-Run Chinook Salmon Tracked In The Lower Yuba River
1
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30
12
5
7 4
Spring-Run Chinook Salmon
detected
Not detected above DPD
Only detected in the DPD plunge pool and at 05
Moved downstream from tagging location
Last detected in the Feather River
Spring-Run Chinook Salmon Tracked In The Lower Yuba River
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11
7
4
13
Fall-RunChinook Salmon
detected Detected above DPD
Detected in the Englebright Reach
Upstream most detection in the Narrows Reach
Moved downstream before passing DPD
Fall-Run Chinook Salmon Tracked In The Lower Yuba River
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11
Fall-Run Chinook Salmon
detected
4
1
1
2 1
Not detected above DPD
Only Detected at tagging location
(RM 7.5)
Moved upstream from tagging location
Moved downstream from tagging location
Last detected in the Feather River
Fall-Run Chinook Salmon Tracked In The Lower Yuba River
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Spring-Run
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Fall-Run
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Number of Days Spent In The DPD Plunge Pool (Spring-Run)
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Number of Days Spent In The DPD Plunge Pool (Fall-Run)
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North Side South Side
North Side South Side
Average Min Max
# of Fish Dominantly @
Overall Percentage
# of Passes Between the North and South Sides of DPD
Percentage of Detections - DPD Plunge PoolNorth (DPD 01) vs. South (DPD 02)
2010 Spring-RunFall-Run2009 Spring-Run
16 9
76% 24%
18 0 138
318
411
56%55% 45%
44%
521
00
2102
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Photo by J.d. Richey
18 Spring-Run
7 Fall-Run
Ladder Use North vs. South
Spring-Run
11
North Ladder South Ladder Unknown 6 1
Fall-Run 4 2 12009 Spring-Run 2
30 1
South
North
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• By September 13, 2010 (Date of first marked redd) 14 of 17 Spring-Run Chinook Salmon were detected above the Hwy 20 Bridge
• By September 19, 2010 the remaining 3 were detected above the Hwy 20 Bridge
• Between September 21, 2010 and November 3, 2010 all 7 Fall-Run Chinook Salmon were detected above the Hwy 20 Bridge
Above the Hwy 20 Bridge
Below the Hwy 20 Bridge
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Recovered Acoustic Tags
Recovered on the Feather River – 1 in river and 1 at the hatchery
Index Area Redd Survey Site
Hammon Grove
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Narrows Reach Englebright Dam Reach
S
pri
ng
-R
un
17 15
# of days detectedAvg. Min Max
# of days detectedAvg. Min Max
11 1 43 11 2 23
7# of days detectedAvg. Min Max
3 2 4
4# of days detectedAvg. Min Max
3 2 5Fall-
Run
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Temporal and Spatial Distribution of Spring-Run Chinook Salmon
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Temporal and Spatial Distribution of Fall-Run Chinook Salmon
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Simpson Lane Bridge
Daguerre Point Dam
Englebright Dam
Hwy 20 Bridge
Narrows Pool
Timbuctoo Bend
Lower Yuba River Movement of Adult Spring-Run and Fall-Run Chinook Salmon
1 23
4
5
610
111
7
8
9
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
302
34
5
6
7
8
9
10
11
Week 15/16/2010 – 5/22/2010
Week 25/23/2010 – 5/29/2010
Week 35/30/2010 –
6/5/2010
3
13
9
15
Week 46/6/2010 – 6/12/2010
Week 56/13/2010 – 6/19/2010
21
22
Week 66/20/2010 – 6/26/2010
19
29
Week 76/27/2010 –
7/3/2010
Week 87/4/2010 – 7/10/2010
27
Week 97/11/2010 – 7/17/2010
7
14
Week 107/18/2010 – 7/24/2010
Week 117/25/2010 – 7/31/2010
8
9
10
14
14
18
Week 128/1/2010 – 8/7/2010
Week 138/8/2010 – 8/14/2010
15
21
Week 148/15/2010 – 8/21/2010
Week 158/22/2010 – 8/28/2010
8
8
820
21
27
Week 168/29/2010 –
9/4/2010
7
2
11
Week 179/5/2010 – 9/11/2010
3
7
9
13
Week 189/12/2010 – 9/18/2010
33
7
Week 199/19/2010 – 9/25/2010
15
15
19
5
20
5
916
17
26
29
1
Week 209/26/2010 – 10/2/2010
5
1516 19
12
19
29
29
Week 2110/3/2010 – 10/9/2010
6
10
12
16
29
29
29
12
29
Week 2210/10/2010 – 10/16/2010
Week 2310/17/2010 – 10/23/2010
12 12
21
29
Week 2410/24/2010 – 10/30/2010
3
7
Week 2510/31/2010 –
11/6/2010
5
6
8
8
9
Week 2611/7/2010 – 11/13/2010
Week 2711/14/2010 – 11/20/2010
Week 2811/21/2010 – 11/27/2010
Week 2911/28/2010 –
12/4/2010Week of first marked redd
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• Jen Bergman, Casey Campos, Derek Givens, Ryan Greathouse, Naoaki Ikemiyagi, Duane Massa, Bryan
Nelson, Ann Sugiura & Kyle Thompson (PSMFC Yuba River Crew)
• Russ Bellmer, Roger Bloom, Brian Hennes, Jonathan Nelson,
and The Heritage & Wild Trout Program
• River Management Team
• Land Owners (UC Davis Extension, Cordua Irrigation District, PG&E, Yuba Recreation Inc.)
Acknowledgments
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Questions ?