Forsøk med akustiske merker i Barentshavet vinteren 1975
Experiments on acoustic tagging on cod took place in a limited area of the Barents Sea in February 1975. The work was done during a survey with R.V. "G.O. Sars" when looking for the distribution, abundance and size composition of cod in the southern Barents Sea. Nine fishes with tags havin...
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Havforskningsinstituttet
1975
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Online Access: | http://hdl.handle.net/11250/112741 |
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ftimr:oai:imr.brage.unit.no:11250/112741 2023-05-15T15:38:19+02:00 Forsøk med akustiske merker i Barentshavet vinteren 1975 Experiments with acoustic tags in the Barents Sea in the winter 1975 Dalen, John 1975 253967 bytes application/pdf http://hdl.handle.net/11250/112741 nob nob Havforskningsinstituttet Fisken og havet 1975-02 urn:issn:0071-5638 http://hdl.handle.net/11250/112741 s. 16-19 1975-02 Research report 1975 ftimr 2021-09-23T20:14:58Z Experiments on acoustic tagging on cod took place in a limited area of the Barents Sea in February 1975. The work was done during a survey with R.V. "G.O. Sars" when looking for the distribution, abundance and size composition of cod in the southern Barents Sea. Nine fishes with tags having different signal-characteristics were dropped at the same time and place. After an hour the dropping area was left for several days. Having returned to this point after four days, the sonar, SIMRAD SK 120, was used as hydrophon in "receiving mode" when searching for the tagged fishes. During approximately 30 hrs four fishes were found. Every tag with its spesific characteristics were determined each time. Report Barents Sea Barentshav* Institute for Marine Research: Brage IMR Barents Sea |
institution |
Open Polar |
collection |
Institute for Marine Research: Brage IMR |
op_collection_id |
ftimr |
language |
Norwegian Bokmål |
description |
Experiments on acoustic tagging on cod took place in a limited area of the Barents Sea in February 1975. The work was done during a survey with R.V. "G.O. Sars" when looking for the distribution, abundance and size composition of cod in the southern Barents Sea. Nine fishes with tags having different signal-characteristics were dropped at the same time and place. After an hour the dropping area was left for several days. Having returned to this point after four days, the sonar, SIMRAD SK 120, was used as hydrophon in "receiving mode" when searching for the tagged fishes. During approximately 30 hrs four fishes were found. Every tag with its spesific characteristics were determined each time. |
format |
Report |
author |
Dalen, John |
spellingShingle |
Dalen, John Forsøk med akustiske merker i Barentshavet vinteren 1975 |
author_facet |
Dalen, John |
author_sort |
Dalen, John |
title |
Forsøk med akustiske merker i Barentshavet vinteren 1975 |
title_short |
Forsøk med akustiske merker i Barentshavet vinteren 1975 |
title_full |
Forsøk med akustiske merker i Barentshavet vinteren 1975 |
title_fullStr |
Forsøk med akustiske merker i Barentshavet vinteren 1975 |
title_full_unstemmed |
Forsøk med akustiske merker i Barentshavet vinteren 1975 |
title_sort |
forsøk med akustiske merker i barentshavet vinteren 1975 |
publisher |
Havforskningsinstituttet |
publishDate |
1975 |
url |
http://hdl.handle.net/11250/112741 |
geographic |
Barents Sea |
geographic_facet |
Barents Sea |
genre |
Barents Sea Barentshav* |
genre_facet |
Barents Sea Barentshav* |
op_source |
s. 16-19 1975-02 |
op_relation |
Fisken og havet 1975-02 urn:issn:0071-5638 http://hdl.handle.net/11250/112741 |
_version_ |
1766369156847894528 |