Columbia subject headings:
Harvard subject headings:
Columbia River Basin Fish and Wildlife Program (U.S.)
Pacific salmon--Migration--Columbia River Watershed.
Salmon stock management--Columbia River Watershed.
Wildlife management--Columbia River Watershed.
Princeton subject headings:
Columbia River Basin Fish and Wildlife Program (U.S.)
Fishery management--Columbia River Watershed.
Pacific salmon--Migration--Columbia River Watershed.
Wildlife management--Columbia River Watershed.