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pl23_fish7977.jpg

A converted ferryboat is used in the Potomac River by the Virginia Institute ofMarine Science to test the efficiency of a midwater trawl in catching alewivesas they migrate upstream to spawn

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Description

A converted ferryboat is used in the Potomac River by the Virginia Institute ofMarine Science to test the efficiency of a midwater trawl in catching alewivesas they migrate upstream to spawn.

Credit

NOAA Central Library Historical Fisheries Collection; P. 108 of Our Changing Fisheries 1970 Centenary NMFS centenary volume

Location

Virginia, Potomac River

Collection

Historic Fisheries