Status & Trends by Region


Status & Trends in the Columbia Gorge Subbasin (Columbia Gorge Province)

Chum

Biological Objective : Draft Recovery Plan Criteria :
900 natural adults (entire population) 298
 
Current Status : Adult Counts (Bonneville Dam)
2017: 21 adults 60

ESA Listing Status :    Threatened
Evolutionary Significant Unit (ESU) : Columbia River 
Major Population Group (MPG) : Gorge 
Population : Upper Gorge 
 

Pacific Lamprey

Biological Objective : Subbasin Plan Objective :
None304
 
Current Status : Adult Counts (Bonneville Dam)
2017: 82,564 adults 60

ESA Listing Status :    Species of Concern
Evolutionary Significant Unit (ESU) :  
Major Population Group (MPG) :  
Population :  
 

White Sturgeon

Biological Objective : Subbasin Plan Objective :
Harvest of 5kg/ha, target exploitation rates equal 21% of fish 42-60" in sport fisheries and 25% of fish 45-60" in commercial fisheries, increase broodstock by 10% every three years304
 
Current Status : Abundance (>24 inches)
2017: 82,880 fish (>21 inches ) The Dalles Reservoir484
2016: 29,290 fish (>21 inches) John Day Reservoir502
2015: 181,892 fish (>24 inches) Bonneville Reservoir503
Harvest
Sport Harvest
2017: 486 fish harvested
Bonneville Reservoir - 276 fish484
The Dalles - 84 fish484
John Day - 126 fish484
Tribal Commercial
2017: 891 fish harvested484
Bonneville Reservoir - 355 fish484
The Dalles - 326 fish484
John Day - 210 fish484
Tribal Subsistence Harvest
2017: 103 fish harvested484
Bonneville Reservoir - 63 fish484
The Dalles - 26 fish484
John Day - 14 fish484

ESA Listing Status :    Not Listed