SacPAS: Central Valley Prediction & Assessment of Salmon

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WY2024 Current Conditions for the Salmon Monitoring Team


Go To: DCC Operations || Alerts: Deer Creek, Mill Creek, Wilkins Slough, Knights Landing || Juvenile Sampling || Historical Migration Pattern for "Today" || Species Distribution Estimates || Loss&Salvage Predictor Estimates || Delta STARS Estimates || Single-Year Loss Thresholds

Content on this page is updated daily and includes the most up-to-date datasets contained in the SacPAS database. Juvenile monitoring and salvage data are updated as made available publicly.

Data Load Timing:
SacPAS Related Queries and Tools:

DCC Operations

graphic Catch Index Knights Landing, Sacramento Trawls, Sacramento Beach Seines (10/1/2023 - 12/31/2023)
Alerts for Environmental Surrogates (Flow and Temperature)
Date Knights Landing RST: Winter Chinook: Catch Index Knights Landing RST: Older Chinook: Catch Index Sacramento Trawls: Older Chinook: Catch Index Sacramento Beach Seines: Older Chinook: Catch Index Alert: Catch Index > 5 Alert: Catch Index 3 < X ≤ 5
2023-12-31            
2023-12-30            
2023-12-29            
2023-12-28            
2023-12-27            
2023-12-26            
2023-12-25            
2023-12-24            
2023-12-23            
2023-12-22     0 0    
2023-12-21            
2023-12-20     0 1.3    
2023-12-19            
2023-12-18     0 0    
2023-12-17            
2023-12-16            
2023-12-15     0 0    
2023-12-14            
2023-12-13     0 0    
2023-12-12            
2023-12-11 0 0 0 0    
2023-12-10            
2023-12-09            
2023-12-08            
2023-12-07     0 0    
2023-12-06       0    
2023-12-05     0      
2023-12-04 0 0 0 0    
2023-12-03            
2023-12-02 0 0        
2023-12-01     0 0    
2023-11-30 0 0        
2023-11-29 0 0 0 0    
2023-11-28 0 0        
2023-11-27 0 0 0 0    
2023-11-26 1.1 1.1        
2023-11-25 0 0        
2023-11-24 0 0        
2023-11-23 0 0        
2023-11-22 0 0 0 0    
2023-11-21 0 0 0 0    
2023-11-20 0 0 0 0    
2023-11-19 0 0        
2023-11-18 0 0        
2023-11-17 0 0        
2023-11-16 0 0 0 0    
2023-11-15 0 0   0    
2023-11-14 0 0 0      
2023-11-13 0 0 0 0    
2023-11-12 0 0        
2023-11-11 0 0        
2023-11-10 0 0        
2023-11-09 0 0 0 0    
2023-11-08 0 0        
2023-11-07 0 0 0      
2023-11-06 0 0 0 0    
2023-11-05 0 0        
2023-11-04 0 0        
2023-11-03 0 0 0 0    
2023-11-02 0 0        
2023-11-01 0 0 0 0    
2023-10-31 0 0        
2023-10-30 0 0 0 0    
2023-10-29 0.5 0.5        
2023-10-28 0 0        
2023-10-27 0 0 0 0    
2023-10-26 0.5 0.5        
2023-10-25     0 0    
2023-10-24 1.0 1.0        
2023-10-23 0 0 0 0    
2023-10-22 0 0        
2023-10-21 0.5 0.5        
2023-10-20 0 0 0 0    
2023-10-19 0 0        
2023-10-18 0 0 0 0    
2023-10-17 0.5 0.5        
2023-10-16     0 0    
2023-10-15            
2023-10-14            
2023-10-13     0 0    
2023-10-12 0 0        
2023-10-11 0 0 0 0    
2023-10-10 0 0 0 0    
2023-10-09            
2023-10-08            
2023-10-07            
2023-10-06 0 0 0 0    
2023-10-05 0 0 0      
2023-10-04 0 0 0 0    
2023-10-03 0 0        
2023-10-02     0 0    
2023-10-01            
0 value indicates sampling occurred. Calculations generated by SacPAS. Data Courtesy of USFWS Lodi via weekly email and CDFW via StreamNet.

Updated: Monday, 01-Jan-2024 16:15:10 PST

Part 1: DCC operations by Knights Landing or Sacramento Catch Indices (PA 4-56)
Monitoring period: 1 October-30 November
Water quality criteria per D-1641 are met and either the Knights Landing Catch Index or Sacramento Catch Index is greater than 5.0 fish per day (close until both < 3/day)
Water quality criteria per D-1641 are met, either Knights Landing Catch Index or the Sacramento Catch Index are greater than 3.0 fish per day but less than or equal to five fish per day. (closed for 3 days)

Alerts: Deer Creek, Mill Creek, Wilkins Slough, Knights Landing

Daily Average Flow and Temperature Last 7 Days
Date Mill Creek (MLM): mean daily flow (cfs) Mill Creek (MLM): flow percent change Mill Creek (MLM): Alert Deer Creek (DCV): mean daily flow (cfs) Deer Creek (DCV): flow percent change Deer Creek (DCV): Alert Wilkins Slough (WLK): mean daily flow (cfs) Knights Landing RST: water temperature (f) WLK-KNL: Alert
5/2/2024 510.9 -3.2% Flow>95cfs 441.1 -4.7% Flow>95cfs 9389.3    
5/1/2024 528.0 -4.0% Flow>95cfs 462.8 -5.4% Flow>95cfs 10821.2    
4/30/2024 550.2 -3.7% Flow>95cfs 489.3 -5.4% Flow>95cfs 12315.9    
4/29/2024 571.4 3.6% Flow>95cfs 517.1 -5.3% Flow>95cfs 14179.1 47.6 WLK>7500cfs and KNL<56.3F
4/28/2024 551.5 -4.2% Flow>95cfs 545.9 -9.6% Flow>95cfs 15672.1 47.7 WLK>7500cfs and KNL<56.3F
4/27/2024 575.6 -16.9% Flow>95cfs 604.2 -5.7% Flow>95cfs 16109.7 47.6 WLK>7500cfs and KNL<56.3F
4/26/2024 693.0 -3.6% Flow>95cfs 640.8 5.0% Flow>95cfs 16463.2 48 WLK>7500cfs and KNL<56.3F
Calculations generated by SacPAS. Data Courtesy of CDEC and CDFW via StreamNet.

Updated: Friday, 03-May-2024 16:30:04 PDT

Monitor Deer Creek and Mill Creek for average daily flow >95 cfs or >50% change from prior day

Monitor for both conditions: Wilkins Slough average daily flow >7500 cfs and Knights Landing temperature <56.3F

Juvenile Sampling

Juvenile Sampling Summary for 04/26/2024-05/02/2024 (last 7 days) and 04/19/2024-04/25/2024 (previous 7 days)

Date RangeData ItemButte Creek Diversion and RSTTisdale Weir RSTKnights Landing RSTLower Feather River RSTLower Sacramento River RSTSacramento Trawls (@ Sherwood Harbor)Sacramento Beach SeinesChipps Island TrawlsMossdale Trawls
Date RangeData ItemButte Creek Diversion and RSTTisdale Weir RSTKnights Landing RSTLower Feather River RSTLower Sacramento River RSTSacramento Trawls (@ Sherwood Harbor)Sacramento Beach SeinesChipps Island TrawlsMossdale Trawls
04/26/2024-05/02/2024Min Sample Date2024-04-262024-04-262024-04-262024-04-262024-04-262024-04-26
04/26/2024-05/02/2024Max Sample Date2024-04-292024-04-292024-04-292024-04-282024-05-022024-05-02
04/26/2024-05/02/2024Days with Sampling444300
04/26/2024-05/02/2024Fall Chinook332446304238
04/26/2024-05/02/2024Spring Chinook1014132262
04/26/2024-05/02/2024Winter Chinook000000
04/26/2024-05/02/2024LateFall Chinook002000
04/26/2024-05/02/2024Chinook (ad-clip)0029600
04/26/2024-05/02/2024Steelhead (natural)002000
04/26/2024-05/02/2024Steelhead (ad-clip)000000
04/26/2024-05/02/2024Avg Flow (cfs)635.413499.113564.34379.529294.029294.032594.44798.7
04/26/2024-05/02/2024Avg Water Temp (F)15.747.745.847.461.361.363.259.5
04/26/2024-05/02/2024Avg Turbidity (NTU)13.915.93.39.020.620.627.2
04/19/2024-04/25/2024Min Sample Date2024-04-192024-04-192024-04-192024-04-192024-04-222024-04-22
04/19/2024-04/25/2024Max Sample Date2024-04-252024-04-252024-04-252024-04-252024-04-252024-04-25
04/19/2024-04/25/2024Days with Sampling477700
04/19/2024-04/25/2024Fall Chinook2535645968264
04/19/2024-04/25/2024Spring Chinook21961412207
04/19/2024-04/25/2024Winter Chinook000000
04/19/2024-04/25/2024LateFall Chinook003000
04/19/2024-04/25/2024Chinook (ad-clip)22392400
04/19/2024-04/25/2024Steelhead (natural)001000
04/19/2024-04/25/2024Steelhead (ad-clip)003000
04/19/2024-04/25/2024Avg Flow (cfs)725.915202.515441.49010.930140.230140.234062.05284.0
04/19/2024-04/25/2024Avg Water Temp (F)17.048.946.148.162.062.062.961.4
04/19/2024-04/25/2024Avg Turbidity (NTU)15.619.03.310.117.617.627.6
source of Avg Flow (cfs)Butte Creek nr Chico (BCK)Colousa (COL)Wilkins Slough (WLK)Boyd's Landing (FSB)Verona (VON)Freeport (FPT)Freeport (FPT)Delta OutFlow (DTO)Vernalis (VNS)
source of Avg Water Temp (F)Butte CreekTisdale WeirKnights LandingLower Feather RiverLower Sacramento RiverHood (SRH)Hood (SRH)Chipps Island TrawlsVernalis (VNS)
source of Avg Turbidity (NTU)Butte CreekTisdale WeirKnights LandingLower Feather RiverLower Sacramento RiverSacramento TrawlsSacramento TrawlsChipps Island TrawlsMossdale Trawls

Updated: Friday, 03-May-2024 16:15:53 PDT

Historical Migration Pattern for "Today"

Average Percent by 05/02, with 95%CI, of annual emigrating population for juveniles of each species of interest (based on LAD) captured at the following locations and salvaged at SWP and CVP Delta facilities
Species Red Bluff Diversion Dam Tisdale RST Knights Landing RST Sac Trawl (Sherwood) Catch Index Chipps Island Trawl Catch Index Salvage
Chinook, Winter-run, Unclipped 100.0%
(100.0%,100.0%)
BY: 2014 - 2022
100.0%
(100.0%,100.0%)
BY: 2014 - 2022
99.9%
(99.6%,100.2%)
BY: 2014 - 2022
100.0%
(100.0%,100.0%)
BY: 2014 - 2022
99.8%
(99.5%,100.1%)
BY: 2014 - 2022
99.9%
(99.7%,100.1%)
WY: 2014 - 2023
Chinook, Spring-run, Unclipped 96.4%
(92.4%,100.5%)
BY: 2014 - 2022
99.8%
(99.7%,100.0%)
BY: 2014 - 2022
99.3%
(98.4%,100.1%)
BY: 2014 - 2022
96.0%
(92.0%,100.0%)
BY: 2014 - 2022
87.2%
(79.7%,94.8%)
BY: 2014 - 2022
71.2%
(49.1%,93.3%)
WY: 2014 - 2023
Steelhead, Unclipped (January-December) 17.0%
(6.4%,27.6%)
BY: 2014 - 2023
77.7%
(55.2%,100.1%)
BY: 2014 - 2023
67.4%
(47.1%,87.7%)
BY: 2014 - 2023
85.9%
(71.7%,100.2%)
BY: 2014 - 2023
80.8%
(73.4%,88.3%)
BY: 2014 - 2023
 
Steelhead, Unclipped (December-March)           100.0%
(100.0%,100.0%)
WY: 2015 - 2024
Steelhead, Unclipped (April-June)           56.8%
(37.8%,75.8%)
WY: 2014 - 2023
Calculations generated by SacPAS Migration Timing and Conditions by Cohort and Salvage Timing. Data Courtesy of USFWS, Red Bluff; CDFW via StreamNet and CDEC; USFWS, Lodi.

Updated: Friday, 03-May-2024 06:32:27 PDT

Species Distribution Estimates

Estimates presented during weekly meetings. Submitted by BOR to SacPAS after weekly meetings for generation of plots.

graph natural young of year yoy winter-run Chinook salmon distribution estimates graph  natural young of year yoy spring-run Chinook salmon distribution estimates graph  natural origin steelhead distribution estimates

Loss&Salvage Predictor Estimates

Current estimates generated by the Loss and Salvage Predictor tool. Predicts loss and/or salvage of endangered steelhead and winter run Chinook salmon at the CVP and SWP pumping facilities at the southern end of the Sacramento-San Joaquin Delta. Available Decemer to mid-June.

Updated: Friday, 03-May-2024 10:05:04 PDT

plot estimates of Steelhead Loss generated by Loss and Salvage Predictor tool plot estimates of Chinook Winter Run Loss generated by Loss and Salvage Predictor tool
Environmental Conditions, Loss and Salvage Predictor Input and Output
Parameter TokenParameter DescriptionWater YearWeekWeek TypeValue
temp.malWater Temperature °C, Mallard Island (MAL) from CDEC202430Data17.4
precipPrecipitation Inches, 5 day running sum, Stockton Fire Station (SFS) from CDEC202430Data0.01
om.sumOMR Flows CFS, sum of tidally-filtered discharge at Middle River and Bacon Island from USGS202430Data-728
sacSacramento Flows CFS, Freeport (FPT) from CDEC202430Data30662
dccDCC Gate Status from BOR202430Dataclosed
sjrSan Joaquin River Flow CFS, Vernalis (VNS) from CDEC 202430Data5176
exportExports CFS, sum of Pumping Discharge at HRO and TRP from CDEC202430Data1708
steelhead.pwSteelhead Previous Week202430Data269.32
winter.pwWinter Chinook Previous Week202430Data8.66
temp.malWater Temperature °C, Mallard Island (MAL) from CDEC202431Forecast17.4
precipPrecipitation Inches, 5 day running sum, Stockton Fire Station (SFS) from CDEC202431Forecast0.01
om.sumOMR Flows CFS, sum of tidally-filtered discharge at Middle River and Bacon Island from USGS202431Forecast-728
sacSacramento Flows CFS, Freeport (FPT) from CDEC202431Forecast30662
dccDCC Gate Status from BOR202431Forecastclosed
sjrSan Joaquin River Flow CFS, Vernalis (VNS) from CDEC 202431Forecast5176
exportExports CFS, sum of Pumping Discharge at HRO and TRP from CDEC202431Forecast1708
steelhead.pwSteelhead Previous Week202431Forecast75.83
winter.pwWinter Chinook Previous Week202431Forecast0
Fish, Loss and Salvage Predictor Input and Output
Parameter TokenParameter DescriptionWater YearWeekValue
Steelhead.LowPredicted Steelhead, Low %2024309
Steelhead.MedianPredicted Steelhead, Median %20243076
Steelhead.HighPredicted Steelhead, High %202430247
Winter.Run.LowPredicted Chinook Winter Run, Low %2024300
Winter.Run.MedianPredicted Chinook Winter Run, Median %2024300
Winter.Run.HighPredicted Chinook Winter Run, High %20243018
Steelhead.Observed.lossObserved Steelhead loss202430205
Winter.Run.Observed.lossObserved Chinook Winter Run loss2024300
Steelhead.Cumulative.lossObserved Steelhead Cumulative loss2024304817
Winter.Run.Cumulative.lossObserved Chinook Winter Run Cumulative loss2024304136
Steelhead.LowPredicted Steelhead, Low %2024319
Steelhead.MedianPredicted Steelhead, Median %20243153
Steelhead.HighPredicted Steelhead, High %202431118
Winter.Run.LowPredicted Chinook Winter Run, Low %2024310
Winter.Run.MedianPredicted Chinook Winter Run, Median %2024310
Winter.Run.HighPredicted Chinook Winter Run, High %20243113
Steelhead.Observed.lossObserved Steelhead loss202431NA
Winter.Run.Observed.lossObserved Chinook Winter Run loss202431NA
Steelhead.Cumulative.lossObserved Steelhead Cumulative loss2024314817
Winter.Run.Cumulative.lossObserved Chinook Winter Run Cumulative loss2024314136

Delta STARS Estimates

Current estimates generated by the Delta STARS tool. STARS Predicted Survival, Travel-Time and Routing for Late-Fall Run and Winter Run Chinook. Delta STARS developed by USGS Quantitative Fisheries Ecology Section and deployed by SacPAS.

Updated: Friday, 03-May-2024 10:06:01 PDT

Delta STARS Survival and Routing Estimates
StockDateRouteParameterEstimateLower 80% Credible LimitUpper 80% Credible Limit
Winter Chinook2024-05-02OverallMedian Travel Time5.90965.47036.3895
Winter Chinook2024-05-02OverallSurvival0.140350.0642460.22728
Winter Chinook2024-05-02Sacramento RiverMedian Travel Time5.46156
Winter Chinook2024-05-02Sacramento RiverRouting Probability0.611850.584220.6394
Winter Chinook2024-05-02Sacramento RiverSurvival0.150440.0641180.24998
Winter Chinook2024-05-02Yolo BypassMedian Travel Time9.973911
Winter Chinook2024-05-02Yolo BypassRouting Probability000
Winter Chinook2024-05-02Yolo BypassSurvival0.486550.249980.71756
Winter Chinook2024-05-02Sutter SloughMedian Travel Time5.78556
Winter Chinook2024-05-02Sutter SloughRouting Probability0.134250.116460.15297
Winter Chinook2024-05-02Sutter SloughSurvival0.168210.0718780.28576
Winter Chinook2024-05-02Steamboat SloughMedian Travel Time5.23156
Winter Chinook2024-05-02Steamboat SloughRouting Probability0.128930.113380.1448
Winter Chinook2024-05-02Steamboat SloughSurvival0.13350.0463750.24402
Winter Chinook2024-05-02Interior DeltaMedian Travel Time8.937810
Winter Chinook2024-05-02Interior DeltaRouting Probability0.124980.103730.14672
Winter Chinook2024-05-02Interior DeltaSurvival0.0686290.0180920.13063
Late-fall Chinook2024-05-02OverallMedian Travel Time8.72796.593212.156
Late-fall Chinook2024-05-02OverallSurvival0.516530.412290.60585
Late-fall Chinook2024-05-02Delta Cross ChannelMedian Travel TimeNANANA
Late-fall Chinook2024-05-02Delta Cross ChannelRouting Probability000
Late-fall Chinook2024-05-02Delta Cross ChannelSurvivalNANANA
Late-fall Chinook2024-05-02Georgiana SloughMedian Travel Time12.7458.647419.589
Late-fall Chinook2024-05-02Georgiana SloughRouting Probability0.2190.18190.272
Late-fall Chinook2024-05-02Georgiana SloughSurvival0.254250.126040.41968
Late-fall Chinook2024-05-02Sacramento RiverMedian Travel Time7.63725.416211.363
Late-fall Chinook2024-05-02Sacramento RiverRouting Probability0.4720.420.5131
Late-fall Chinook2024-05-02Sacramento RiverSurvival0.626150.497970.72711
Late-fall Chinook2024-05-02Sutter and Steamboat SloughMedian Travel Time8.12225.793812.06
Late-fall Chinook2024-05-02Sutter and Steamboat SloughRouting Probability0.3070.2810.334
Late-fall Chinook2024-05-02Sutter and Steamboat SloughSurvival0.548420.37770.67982

Single-Year Loss Thresholds

Single-Year Loss Thresholds (PA 4-69)

In each year, typically January/February, Reclamation and DWR propose to avoid exceeding an annual loss threshold equal to 90% of the greatest annual loss that occurred in the historical record 2010-2018 for each of:

(More information on 4-70)

Summary Loss Table

WYData ItemWinter-run Chinook : 10/1-6/30Natural Steelhead : 12/1-3/31Natural Steelhead : 4/1-6/15
WY2024Loss Total Last 1-7 days (04/26/2024-05/02/2024)00141.72
WY2024Loss Total Last 8-14 days (04/19/2024-04/25/2024)00200.65
WY2024Cumulative Loss Total4135.83225.551659.27
Note: Natural Steelhead (12/1-3/31) loss total includes 0.68 loss during period 10/1-11/30.

Natural Winter-Run Chinook Salmon Loss

graph loss Natural Winter-Run Chinook Salmon graph loss Natural Winter-Run Chinook Salmon with WY2009-2018 history graph loss Natural Winter-Run Chinook Salmon with WY2009-2018 history

Natural Central Valley Steelhead

graph loss Natural Central Valley Steelhead graph Natural Central Valley Steelhead with WY2009-2018 history graph loss Natural Central Valley Steelhead from December through March with WY2009-2018 history graph loss Natural Central Valley Steelhead from April through June 15 with WY2009-2018 history

Daily Loss Table

WYDateWinter-run Chinook : 10/1-6/30 : Daily LossWinter-run Chinook : 10/1-6/30 : Cum LossNatural Steelhead : 12/1-3/31 : Daily LossNatural Steelhead : 12/1-3/31 : Cum LossNatural Steelhead : 4/1-6/15 : Daily LossNatural Steelhead : 4/1-6/15 : Cum Loss
WYDateWinter-run Chinook : 10/1-6/30 : Daily LossWinter-run Chinook : 10/1-6/30 : Cum LossNatural Steelhead : 12/1-3/31 : Daily LossNatural Steelhead : 12/1-3/31 : Cum LossNatural Steelhead : 4/1-6/15 : Daily LossNatural Steelhead : 4/1-6/15 : Cum Loss
WY20242024-05-0104135.88.161659.27
WY20242024-04-3004135.815.211651.11
WY20242024-04-2904135.827.71635.9
WY20242024-04-2804135.816.821608.2
WY20242024-04-2704135.840.191591.38
WY20242024-04-2604135.833.641551.19
WY20242024-04-2504135.830.311517.55
WY20242024-04-2404135.827.091487.24
WY20242024-04-2304135.88.411460.15
WY20242024-04-2204135.825.481451.74
WY20242024-04-2104135.840.081426.26
WY20242024-04-2004135.88.661386.18
WY20242024-04-1904135.860.621377.52
WY20242024-04-1804135.834.641316.9
WY20242024-04-1704135.811.381282.26
WY20242024-04-164.334135.844.661270.88
WY20242024-04-154.334131.4786.61226.22
WY20242024-04-1404127.1422.761139.62
WY20242024-04-1304127.1412.991116.86
WY20242024-04-124.334127.1488.821103.87
WY20242024-04-1104122.8167.171015.05
WY20242024-04-1026.084122.8176.33947.88
WY20242024-04-0956.44096.73145.61871.55
WY20242024-04-0804040.3369.28725.94
WY20242024-04-0721.864040.33110.97656.66
WY20242024-04-0625.934018.47165.65545.69
WY20242024-04-058.563992.5463.34380.04
WY20242024-04-0487.123983.9887.71316.7
WY20242024-04-0334.843896.8646.02228.99
WY20242024-04-0269.373862.0284.99182.97
WY20242024-04-01112.873792.6597.9897.98
WY20242024-03-313.523679.7847.133225.55
WY20242024-03-30112.763676.2680.163178.42
WY20242024-03-29123.513563.569.283098.26
WY20242024-03-28127.423439.99723028.98
WY20242024-03-27210.963312.5783.992956.98
WY20242024-03-2698.653101.6137.972872.99
WY20242024-03-2540.973002.9632.532835.02
WY20242024-03-2435.732961.998.662802.49
WY20242024-03-2343.32926.2625.482793.83
WY20242024-03-2250.522882.9633.032768.35
WY20242024-03-2190.122832.4427.092735.32
WY20242024-03-20115.762742.3273.112708.23
WY20242024-03-1942.932626.5617.322635.12
WY20242024-03-1811.372583.637.052617.8
WY20242024-03-1761.422572.2611.382610.75
WY20242024-03-16169.432510.8422.762599.37
WY20242024-03-1533.832341.418.662576.61
WY20242024-03-1448.442307.5831.172567.95
WY20242024-03-133.522259.1448.742536.78
WY20242024-03-1202255.628.162488.04
WY20242024-03-1120.182255.628.162479.88
WY20242024-03-1033.682235.4425.732471.72
WY20242024-03-0970.012201.7658.512445.99
WY20242024-03-0892.392131.7592.042387.48
WY20242024-03-07150.372039.36100.22295.44
WY20242024-03-0693.031888.9967.172195.24
WY20242024-03-05157.841795.9686.12128.07
WY20242024-03-0430.641638.1210.882041.97
WY20242024-03-0368.451607.4827.092031.09
WY20242024-03-0280.281539.0350.962004
WY20242024-03-0154.361458.7589.321953.04
WY20242024-02-2929.451404.39104.531863.72
WY20242024-02-285.21374.945.441759.19
WY20242024-02-2715.331369.7454.681753.75
WY20242024-02-2641.581354.4142.81699.07
WY20242024-02-2548.481312.83100.21656.27
WY20242024-02-24135.081264.35146.721556.07
WY20242024-02-23316.591129.27242.591409.35
WY20242024-02-22152.24812.68234.431166.76
WY20242024-02-2156.16660.4488.32932.33
WY20242024-02-202.33604.2832.53844.01
WY20242024-02-190601.9515.21811.48
WY20242024-02-182.6601.9519.04796.27
WY20242024-02-177.8599.3533.64777.23
WY20242024-02-162.6591.5534.14743.59
WY20242024-02-1517.32588.958.66709.45
WY20242024-02-144.33571.6337.36700.79
WY20242024-02-138.88567.30663.43
WY20242024-02-122.33558.4221.65663.43
WY20242024-02-1117.27556.0951.96641.78
WY20242024-02-1051.16538.8243.3589.82
WY20242024-02-0945.82487.6654.68546.52
WY20242024-02-08147.74441.84113.94491.84
WY20242024-02-0757.64294.177.94377.9
WY20242024-02-0643.66236.4614.1299.96
WY20242024-02-054.33192.88.66285.86
WY20242024-02-0420.42188.475.44277.2
WY20242024-02-030168.052.72271.76
WY20242024-02-020168.050269.04
WY20242024-02-0137.98168.0563.34269.04
WY20242024-01-3112.99130.0717.32205.7
WY20242024-01-3015.8117.0848.74188.38
WY20242024-01-2936.81101.2850.35139.64
WY20242024-01-289.5764.474.3389.29
WY20242024-01-277.5254.98.1684.96
WY20242024-01-269.5747.382.7276.8
WY20242024-01-253.1937.818.1674.08
WY20242024-01-24034.625.4465.92
WY20242024-01-23034.62060.48
WY20242024-01-224.3334.62060.48
WY20242024-01-21030.292.7260.48
WY20242024-01-20030.29057.76
WY20242024-01-19030.29057.76
WY20242024-01-18030.296.1257.76
WY20242024-01-17030.292.7251.64
WY20242024-01-164.3330.29048.92
WY20242024-01-152.8825.962.7248.92
WY20242024-01-1411.5423.088.6646.2
WY20242024-01-13011.54037.54
WY20242024-01-12011.54037.54
WY20242024-01-118.6611.5425.9837.54
WY20242024-01-1002.88011.56
WY20242024-01-092.882.885.4411.56
WY20242024-01-080006.12
WY20242024-01-070006.12
WY20242024-01-060006.12
WY20242024-01-050006.12
WY20242024-01-04002.726.12
WY20242024-01-030003.4
WY20242024-01-020003.4
WY20242024-01-010003.4
WY20242023-12-310003.4
WY20242023-12-30002.723.4
WY20242023-12-290000.68
WY20242023-12-280000.68
WY20242023-12-270000.68
WY20242023-12-260000.68
WY20242023-12-250000.68
WY20242023-12-240000.68
WY20242023-12-230000.68
WY20242023-12-220000.68
WY20242023-12-210000.68
WY20242023-12-200000.68
WY20242023-12-190000.68
WY20242023-12-180000.68
WY20242023-12-170000.68
WY20242023-12-160000.68
WY20242023-12-150000.68
WY20242023-12-140000.68
WY20242023-12-130000.68
WY20242023-12-120000.68
WY20242023-12-110000.68
WY20242023-12-100000.68
WY20242023-12-090000.68
WY20242023-12-080000.68
WY20242023-12-070000.68
WY20242023-12-060000.68
WY20242023-12-050000.68
WY20242023-12-040000.68
WY20242023-12-030000.68
WY20242023-12-020000.68
WY20242023-12-01000.680.68
WY20242023-11-3000
WY20242023-11-2900
WY20242023-11-2800
WY20242023-11-2700
WY20242023-11-2600
WY20242023-11-2500
WY20242023-11-2400
WY20242023-11-2300
WY20242023-11-2200
WY20242023-11-2100
WY20242023-11-2000
WY20242023-11-1900
WY20242023-11-1800
WY20242023-11-1700
WY20242023-11-1600
WY20242023-11-1500
WY20242023-11-1400
WY20242023-11-1300
WY20242023-11-1200
WY20242023-11-1100
WY20242023-11-1000
WY20242023-11-0900
WY20242023-11-0800
WY20242023-11-0700
WY20242023-11-0600
WY20242023-11-0500
WY20242023-11-0400
WY20242023-11-0300
WY20242023-11-0200
WY20242023-11-0100
WY20242023-10-3100
WY20242023-10-3000
WY20242023-10-2900
WY20242023-10-2800
WY20242023-10-2700
WY20242023-10-2600
WY20242023-10-2500
WY20242023-10-2400
WY20242023-10-2300
WY20242023-10-2200
WY20242023-10-2100
WY20242023-10-2000
WY20242023-10-1900
WY20242023-10-1800
WY20242023-10-1700
WY20242023-10-1600
WY20242023-10-1500
WY20242023-10-1400
WY20242023-10-1300
WY20242023-10-1200
WY20242023-10-1100
WY20242023-10-1000
WY20242023-10-0900
WY20242023-10-0800
WY20242023-10-0700
WY20242023-10-0600
WY20242023-10-0500
WY20242023-10-0400
WY20242023-10-0300
WY20242023-10-0200
WY20242023-10-0100
Note: Natural Steelhead (12/1-3/31) loss total includes 0.68 loss during period 10/1-11/30.

Data Set Notes:

  1. 2019 Biological Opinions, USBR includes link to "Chapter 4 Proposed Action" PDF
  2. Water condtions data courtesy of CDEC.
  3. Knights Landing RST and Tisdale RST data courtesy of CDFW via StreamNet.
    • The Knights Landing RST: uses Frank Fisher length-at-date model to categorize Chinook into "older" and "fry/smolt".
  4. Sacramento Trawls, Sacramento Beach Seines, Chipps Island Trawls, and Mossdale Trawls sampling data courtesy of USFWS Lodi weekly.
    • Sacramento Beach Seines: Verona, Elkhorn, Sand Cove, Miller Park, Sherwood Harbor, Discovery Park, American River, Garcia Bend.
    • 30 November 2020: Sampling at Mossdale Trawls stopped; sampling at the sites deemed "non-essential" during COVID-19 response.
  5. Salvage data courtesy of Fish Salvage Monitoring, CDFW Bay Delta Region
    • Salvage Database, ftp://ftp.dfg.ca.gov/salvage/
    • We use loss estimation methods as detailed in "Chinook Salmon Loss Estimation for Skinner Delta Fish Protective Facility and Tracy Fish Collection Facility, 7/9/2018" ftp://ftp.wildlife.ca.gov/salvage/Salmon%20loss%20estimation.docx

Citation
Columbia Basin Research, University of Washington. (2020). SacPAS Salmon Monitoring Team. Available from www.cbr.washington.edu/sacramento/workgroups/salmon_monitoring.html

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POC: web@cbr.washington.edu

SacPAS: Central Valley Prediction & Assessment of Salmon, University of Washington, Columbia Basin Research, www.cbr.washington.edu/sacramento/

Friday, 02-Feb-2024 10:02:24 PST