Preliminary report of the Norwegian groundfish survey at Bear Island and west-Spitsbergen in the autumn 1984

This report describes the results from a stratified bottom trawl survey carried out in September/October 1984. The cod stock component was dominated by the 1982 and the 1983- year classes. The former most abundante 1979-yearclass was reduced with 44% compared to the 1983 results. Older haddock were...

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Bibliographic Details
Main Author: Godø, Olav Rune
Format: Report
Language:English
Published: ICES 1985
Subjects:
stock assessment
bestandsberegning
bottom trawl
bunntrål
VDP::Agriculture and fishery disciplines: 900::Fisheries science: 920::Fish health: 923
VDP::Mathematics and natural science: 400::Geosciences: 450::Oceanography: 452
Bear Island
Spitsbergen
Online Access:http://hdl.handle.net/11250/104056
Description
Summary:This report describes the results from a stratified bottom trawl survey carried out in September/October 1984. The cod stock component was dominated by the 1982 and the 1983- year classes. The former most abundante 1979-yearclass was reduced with 44% compared to the 1983 results. Older haddock were scarce, but good recruitement of the 1983-year class was recorded. The most abundant species in the area were long rough dab and redfish.

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