The experimental fish trap in the Columbia River (river kilometer 67)

Dam - Wikipedia

Diagram of fish counting fence and geotextile divider in a

Nick GAYESKI, Conservation Ecologist, Doctor of Philosophy

Juvenile bypass system employed at some Columbia/Snake River dams to

Frontiers What Have We Lost? Modeling Dam Impacts on American Shad Populations Through Their Native Range

a) Heiltsuk weir technician Richard Wilson-Hall releases a tagged

Columbia River Basin - ScienceDirect

Nick GAYESKI, Conservation Ecologist, Doctor of Philosophy

How a banned fish trap is being used to save wild salmon on the Columbia River - OPB