Results of stratified trawl surveys for shrimps (Pandalus borealis) in the Barents Sea and the Svalbard region in 1988

Results of stratified random bottom trawl survey in the Barents Sea in April - May and the Svalbard region in July august 1988 are described. However, the strata south of Bear Island and the northern part of the Barents Sea were surveyed in July - August 1988. Based on data from 119 trawl stations i...

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Bibliographic Details
Main Authors: Hylen, Arvid, Øynes, Per
Format: Report
Language:English
Published: ICES 1988
Subjects:
shrimp trawl
reketrål
stock assessment
bestandsberegning
VDP::Agriculture and fishery disciplines: 900::Fisheries science: 920::Catch: 925
VDP::Mathematics and natural science: 400::Geosciences: 450::Oceanography: 452
Svalbard
Barents Sea
Bear Island
Pandalus borealis
Online Access:http://hdl.handle.net/11250/104436
Description
Summary:Results of stratified random bottom trawl survey in the Barents Sea in April - May and the Svalbard region in July august 1988 are described. However, the strata south of Bear Island and the northern part of the Barents Sea were surveyed in July - August 1988. Based on data from 119 trawl stations in the Barents Sea survey, the biomass of shrimps was estimated to about 156 000 tonnes, which is an increase of 21,5% compared with 1987. Based on data from 64 trawl stations in the Svalbard region, the biomass was estimated to about 28 000 tonnes, corresponding to an increase of 18,6% compared with 1987.

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