Subbasin maps with BPA fish and wildlife projects (2004)
Blue Mountain
AsotinGrande Ronde
Imnaha
Snake Hells Canyon
Columbia Cascade
ChelanColumbia Upper Middle
Entiat
Methow
Okanogan
Wenatchee
Columbia Estuary
Columbia EstuaryElochoman
Grays
Columbia Gorge
Big White SalmonColumbia Gorge
Fifteenmile
Hood
Klickitat
Little White Salmon
Wind
Columbia Plateau
Columbia Lower MiddleCrab
Deschutes
John Day
Palouse
Snake Lower
Tucannon
Umatilla
Walla Walla
Yakima
Intermountain
Coeur d'AleneColumbia Upper
Pend Oreille
Sanpoil
Spokane
Lower Columbia
Columbia LowerCowlitz
Kalama
Lewis
Sandy
Washougal
Willamette
Middle Snake
BoiseBruneau
Burnt
Malheur
Owyhee
Payette
Powder
Snake Lower Middle
Snake Upper Middle
Weiser
Mountain Columbia
BitterrootBlackfoot
Clark Fork
Flathead
Kootenai
Mountain Snake
ClearwaterSalmon
Upper Snake
Snake HeadwatersSnake Upper Closed Basin
Snake Upper