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NOAA Photo Library Image - fish7977

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

Image ID: fish7977, NOAA's Historic Fisheries Collection
Location: Virginia, Potomac River
Credit: NOAA Central Library Historical Fisheries Collection; P. 108 of "Our Changing Fisheries" 1970 Centenary NMFS centenary volume

High Resolution Photo Available

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Last Updated:
November 10, 2017