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![Fish being counted out of each compartment of a special trap after beingsubjected to sound waves for a given period fizh1811.jpg Fish being counted out of each compartment of a special trap after beingsubjected to sound waves for a given period](/sites/default/files/styles/max_1300x1300/https/s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_fizh1811.jpg?itok=j4dg6hZt)
Description
Fish being counted out of each compartment of a special trap after beingsubjected to sound waves for a given period. (Image credit: NOAA Central Library Historical Fisheries Collection)
Credit
NOAA Central Library Historical Fisheries Collection
Location
Oregon, Columbia River, Bonneville Dam
Collection
Historic Fisheries