Status & Trends in the Snake Hells Canyon Subbasin (Blue Mountain Province) |
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Fall Chinook |
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Biological Objective : |
Subbasin Plan Objective : 3% smolt to adult return (SAR) rate to Lower Granite Dam292
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Current Status : |
Redd Counts
2014: 2,808 redds 174
Adult Counts (Lower Granite Dam)
2017: 24,431 adults 60
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ESA Listing Status : |
Threatened |
Evolutionary Significant Unit (ESU) : |
Snake River |
Major Population Group (MPG) : |
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Population : |
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Spring/Summer Chinook |
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Biological Objective : |
Subbasin Plan Objective : 4-6% smolt to adult return (SAR) rates to Lower Granite Dam292
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Current Status : |
Adult Counts (Lower Granite Dam)
2017: 36,309 adults 60
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ESA Listing Status : |
Threatened |
Evolutionary Significant Unit (ESU) : |
Snake River |
Major Population Group (MPG) : |
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Population : |
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Pacific Lamprey |
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Biological Objective : |
Subbasin Plan Objective : None
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Current Status : |
Adult Counts (Lower Granite Dam)
2017: 472 adults 60
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ESA Listing Status : |
Species of Concern |
Evolutionary Significant Unit (ESU) : |
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Major Population Group (MPG) : |
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Population : |
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Sockeye |
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Biological Objective : |
Subbasin Plan Objective : None
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Current Status : |
Adult Counts (Lower Granite Dam)
2017: 288 adults 60
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ESA Listing Status : |
Endangered |
Evolutionary Significant Unit (ESU) : |
Snake River |
Major Population Group (MPG) : |
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Population : |
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Summer Steelhead |
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Biological Objective : |
Subbasin Plan Objective : 4% smolt to adult return (SAR) rate to Lower Granite Dam292
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Current Status : |
Adult Counts (Lower Granite Dam)
2017: 71,178 adults 60
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ESA Listing Status : |
Threatened |
Evolutionary Significant Unit (ESU) : |
Snake River |
Major Population Group (MPG) : |
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Population : |
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Bull Trout |
No abundance chart available for Bull Trout. |
Biological Objective : |
Draft Recovery Plan Criteria : No numeric objective (abundance estimates considered a research need)290
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Current Status : |
Unknown
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ESA Listing Status : |
Threatened |
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White Sturgeon |
No abundance chart available for White Sturgeon. |
Biological Objective : |
Subbasin Plan Objective : 321
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Current Status : |
Hell Canyon (Snake River only) Estimated abundance (fish > 60 cm FL) = 3,625 fish 437
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ESA Listing Status : |
Not Listed |
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Redband Trout |
No abundance chart available for Redband Trout. |
Biological Objective : |
Subbasin Plan Objective : None
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Current Status : |
Unknown 426
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ESA Listing Status : |
Species of Concern |
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