outrigger trawl

outrigger trawl
beam trawl (a trawl with short wings and a head rope attached to a metal or wooden beam, 10 m or more long, which keeps the net open horizontally and scrapes the bottom to scoop or startle fish into the net. Metal frames on each end of the beam keep the net open vertically. Beam trawls are used mainly for flatfish (and shrimp))

Dictionary of ichthyology. 2009.

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