Species composition of rockfish in catches by Oregon trawlers 1963-1971
Edwin L. Niska
Abstract
Edwin L. Niska
Abstract
Rockfish (family Scorpanidae) are an important segment of Oregon trawl landings. Two distinct fisheries commonly produce nineteen species with 5 others rarely seen. A description of catch and catch per unit effort in the Pacific ocean perch and other rockfish fisheries is provided. A1so reported are species composition of sampled catches from a proqram started in 1963. trends evident in the fishery are discussed. (Introduction) Digitized by an ODFW employee.
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Rockfish (family Scorpanidae) are an important segment of Oregon trawl landings. Two distinct fisheries commonly produce nineteen species with 5 others rarely seen. A description of catch and catch per unit effort in the Pacific ocean perch and other rockfish fisheries is provided. A1so reported are species composition of sampled catches from a proqram started in 1963. trends evident in the fishery are discussed. (Introduction) Digitized by an ODFW employee.
Key concepts: Rockfish, Fishery, Sebastes, Geography, Perch, Composition (language), Catch per unit effort, Fish <Actinopterygii>