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

Fall Chinook

Biological Objective : Draft Recovery Plan Criteria : Natural Adults Mills/Abernathy/Germany - 900 298, Youngs Bay - 505, Big Creek - 577, Clatskanie - 1,277, Salmon Creek - none 298, Lower Gorge - 1,200 299, 298, Scappoose 1,222299   Current Status : NOSA Estimate 2016: Youngs Bay - 195 spawners474 Claskine River - 2 spawners474 Adult Escapement (mixed) 2016: 1,757 adults (mixed) 71 Redd Counts (mixed) 2016: Youns River - 35 redds (mixed) 71 ESA Listing Status :    Threatened Evolutionary Significant Unit (ESU) : Lower Columbia  Major Population Group (MPG) : Coast Fall, Cascade Fall  Population : Mill/Abernathy/Germany, Youngs Bay, Big Creek, Clatskinie, Scappoose, Salmon Creek and Lower Gorge

Spring Chinook

No abundance chart available for Spring Chinook. Biological Objective : Recovery Plan Criteria : Included in specific subbasins   Current Status : Included in specific subbasins ESA Listing Status :    Threatened Evolutionary Significant Unit (ESU) : Lower Columbia  Major Population Group (MPG) : Cascade Spring  Population : Included in specific subbasins

Chum

Biological Objective : Draft Recovery Plan Criteria : Natural Adults Mills/Abernathy/Germany - 1,300 298; Youngs Bay, Big Creek, Clatskanie, Salmon Creek - none 298   Current Status : NOSA Estimate 2015: Lower Gorge Tributaries - 4,538 spawners 474 Adult Counts (natural) 2013: 703 spawners (natural) 474 ESA Listing Status :    Threatened Evolutionary Significant Unit (ESU) : Columbia  Major Population Group (MPG) : Coast, Cascade  Population : Mill/Abernathy/Germany, Youngs Bay, Big Creek, Clatskinie, Scappoose, Salmon Creek and Lower Gorge

Coho

Biological Objective : Draft Recovery Plan Criteria : Natural Adults Mills/Abernathy/Germany - 1,800 298; Youngs Bay - 7; Big Creek - 12; Clatskanie - 3,201, Salmon Creek - No objective 298, Lower Gorge - 2,862 299, 298, Scappoose 3,208 299   Current Status : NOSA Estimate 2016: Big Creek - 198 spawners474 Clatskanie River - 464 spawners474 Youngs Bay - 16 spawners474 Scappoose Creek - 1,200 spawners474 Adult Counts (mixed) 2016: 45 spawners (mixed) 203 Juvenile Outmigrants 2017: 584 juveniles474 ESA Listing Status :    Threatened Evolutionary Significant Unit (ESU) : Lower Columbia  Major Population Group (MPG) : Coast, Cascade  Population : Mill/Abernathy/Germany, Youngs Bay, Big Creek, Clatskinie, Scappoose , Salmon Creek and Lower Gorge

Summer Steelhead

No abundance chart available for Summer Steelhead. Biological Objective : Draft Recovery Plan Criteria : Included in specific subbasins   Current Status : Included in specific subbasins ESA Listing Status :    Threatened Evolutionary Significant Unit (ESU) : Lower Columbia  Major Population Group (MPG) : Cascade Summer  Population : Included in specific subbasins

Winter Steelhead

Biological Objective : Draft Recovery Plan Criteria : Natural Adults Mill/Abernathy/Germany = 500 298; Youngs Bay - 4,733; Big Creek - 3,182; Clatskanie - 3,982, Salmon Creek - No objective 298, Lower Gorge - 881 298, 299, Scappoose - 5,169 299   Current Status : NOSA Estimate 2017: Scappoose Creek - 35 spawners474 Clatskanie River - 293 spawners474 Big Creek - 9 spawners474 2013: Youngs Bay - 164 spawners474 Adult Counts (mixed) 2011: 270 spawners (mixed) 182 ESA Listing Status :    Threatened Evolutionary Significant Unit (ESU) : Southwest Washington (not listed), Lower Columbia  Major Population Group (MPG) : Coast Winter, Cascade Winter  Population : Mill/Abernathy/Germany, Youngs Bay, Big Creek, Clatskinie, Scappoose, Salmon Creek and Lower Gorge

White Sturgeon

Biological Objective : Subbasin Plan Objective : greater than 400,000 fish 36-72 inches509   Current Status : Adundance (42-60 inches) 2016: 224,400 fish510 ESA Listing Status :    Not Listed

Green Sturgeon

No abundance chart available for Green Sturgeon. Biological Objective : Subbasin Plan Objective : None300   Current Status : Unknown ESA Listing Status :    Species of Concern