Biodiversity & Conservation

MarLIN Glossary

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Dredge
1) The action of removing material from the seabed. 2) Bottom sampling equipment towed along the seabed for collecting benthic sediment and organisms. Dredges are also used for the commercial collection of benthic organisms, e.g. scallops, or of sediment and may be a suction or hydraulic device. Cf. 'grab'; 'trawl'.

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Glossary references