Report on surveys of the distribution, abundance and migrations of the Norwegian spring-spawning herring, other pelagic fish and the environment of the Norwegian Sea and adjacent waters in late winter, spring and summer of 1997
The distribution and migrations of Norwegian spring spawning herring in the Norwegian Sea in the spring and summer of 1997 were mapped during 11 coordinated surveys carried out by Faroese, Icelandic, Norwegian, Russian and EU research vessels. After spawning on the banks off the Norwegian coast in F...
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ftimr:oai:imr.brage.unit.no:11250/105779 2023-05-15T17:46:55+02:00 Report on surveys of the distribution, abundance and migrations of the Norwegian spring-spawning herring, other pelagic fish and the environment of the Norwegian Sea and adjacent waters in late winter, spring and summer of 1997 Vilhjálmsson, Hjálmar Misund, Ole Arve Arrhenius, Fredrik Holst, Jens Christian Gislason, Ástthor Gudmundsdottir, Asta Jacobsen, Jan Arge Krysov, Alexander Malmberg, Svend-Aage Reid, David 1997 application/pdf http://hdl.handle.net/11250/105779 eng eng ICES ICES CM Documents;1997/Y:4 This report is not to be cited without prior reference to the authors http://hdl.handle.net/11250/105779 48 s. herring sild pelagic fish pelagisk fisk marine environment havmiljø stock assessment bestandsberegning distribution utbredelse migration patterns vandringsmønster VDP::Mathematics and natural science: 400::Zoology and botany: 480::Ethology: 485 VDP::Mathematics and natural science: 400::Geosciences: 450::Oceanography: 452 VDP::Agriculture and fishery disciplines: 900::Fisheries science: 920::Catch: 925 VDP::Agriculture and fishery disciplines: 900::Fisheries science: 920::Fish health: 923 Working paper 1997 ftimr 2021-09-23T20:14:44Z The distribution and migrations of Norwegian spring spawning herring in the Norwegian Sea in the spring and summer of 1997 were mapped during 11 coordinated surveys carried out by Faroese, Icelandic, Norwegian, Russian and EU research vessels. After spawning on the banks off the Norwegian coast in February-March, the spent herring migrated out into the Norwegian Sea, and were recorded in international waters in April. In May, the younger part of the spawning stock was distributed in small schools or scattered layers at 25 - 100 m depth over wide areas in the central Norwegian Sea. Older and larger herring formed large schools, generally at 250 - 400 m depth, near the cold front along the eastern border of the Icelandic EEZ ( exclusive economic zone ). The total abundance of herring in the Norwegian Sea was estimated to be about 45 billion individuals or about 9 million tonnes in May. Report Norwegian Sea Institute for Marine Research: Brage IMR Norwegian Sea |
institution |
Open Polar |
collection |
Institute for Marine Research: Brage IMR |
op_collection_id |
ftimr |
language |
English |
topic |
herring sild pelagic fish pelagisk fisk marine environment havmiljø stock assessment bestandsberegning distribution utbredelse migration patterns vandringsmønster VDP::Mathematics and natural science: 400::Zoology and botany: 480::Ethology: 485 VDP::Mathematics and natural science: 400::Geosciences: 450::Oceanography: 452 VDP::Agriculture and fishery disciplines: 900::Fisheries science: 920::Catch: 925 VDP::Agriculture and fishery disciplines: 900::Fisheries science: 920::Fish health: 923 |
spellingShingle |
herring sild pelagic fish pelagisk fisk marine environment havmiljø stock assessment bestandsberegning distribution utbredelse migration patterns vandringsmønster VDP::Mathematics and natural science: 400::Zoology and botany: 480::Ethology: 485 VDP::Mathematics and natural science: 400::Geosciences: 450::Oceanography: 452 VDP::Agriculture and fishery disciplines: 900::Fisheries science: 920::Catch: 925 VDP::Agriculture and fishery disciplines: 900::Fisheries science: 920::Fish health: 923 Vilhjálmsson, Hjálmar Misund, Ole Arve Arrhenius, Fredrik Holst, Jens Christian Gislason, Ástthor Gudmundsdottir, Asta Jacobsen, Jan Arge Krysov, Alexander Malmberg, Svend-Aage Reid, David Report on surveys of the distribution, abundance and migrations of the Norwegian spring-spawning herring, other pelagic fish and the environment of the Norwegian Sea and adjacent waters in late winter, spring and summer of 1997 |
topic_facet |
herring sild pelagic fish pelagisk fisk marine environment havmiljø stock assessment bestandsberegning distribution utbredelse migration patterns vandringsmønster VDP::Mathematics and natural science: 400::Zoology and botany: 480::Ethology: 485 VDP::Mathematics and natural science: 400::Geosciences: 450::Oceanography: 452 VDP::Agriculture and fishery disciplines: 900::Fisheries science: 920::Catch: 925 VDP::Agriculture and fishery disciplines: 900::Fisheries science: 920::Fish health: 923 |
description |
The distribution and migrations of Norwegian spring spawning herring in the Norwegian Sea in the spring and summer of 1997 were mapped during 11 coordinated surveys carried out by Faroese, Icelandic, Norwegian, Russian and EU research vessels. After spawning on the banks off the Norwegian coast in February-March, the spent herring migrated out into the Norwegian Sea, and were recorded in international waters in April. In May, the younger part of the spawning stock was distributed in small schools or scattered layers at 25 - 100 m depth over wide areas in the central Norwegian Sea. Older and larger herring formed large schools, generally at 250 - 400 m depth, near the cold front along the eastern border of the Icelandic EEZ ( exclusive economic zone ). The total abundance of herring in the Norwegian Sea was estimated to be about 45 billion individuals or about 9 million tonnes in May. |
format |
Report |
author |
Vilhjálmsson, Hjálmar Misund, Ole Arve Arrhenius, Fredrik Holst, Jens Christian Gislason, Ástthor Gudmundsdottir, Asta Jacobsen, Jan Arge Krysov, Alexander Malmberg, Svend-Aage Reid, David |
author_facet |
Vilhjálmsson, Hjálmar Misund, Ole Arve Arrhenius, Fredrik Holst, Jens Christian Gislason, Ástthor Gudmundsdottir, Asta Jacobsen, Jan Arge Krysov, Alexander Malmberg, Svend-Aage Reid, David |
author_sort |
Vilhjálmsson, Hjálmar |
title |
Report on surveys of the distribution, abundance and migrations of the Norwegian spring-spawning herring, other pelagic fish and the environment of the Norwegian Sea and adjacent waters in late winter, spring and summer of 1997 |
title_short |
Report on surveys of the distribution, abundance and migrations of the Norwegian spring-spawning herring, other pelagic fish and the environment of the Norwegian Sea and adjacent waters in late winter, spring and summer of 1997 |
title_full |
Report on surveys of the distribution, abundance and migrations of the Norwegian spring-spawning herring, other pelagic fish and the environment of the Norwegian Sea and adjacent waters in late winter, spring and summer of 1997 |
title_fullStr |
Report on surveys of the distribution, abundance and migrations of the Norwegian spring-spawning herring, other pelagic fish and the environment of the Norwegian Sea and adjacent waters in late winter, spring and summer of 1997 |
title_full_unstemmed |
Report on surveys of the distribution, abundance and migrations of the Norwegian spring-spawning herring, other pelagic fish and the environment of the Norwegian Sea and adjacent waters in late winter, spring and summer of 1997 |
title_sort |
report on surveys of the distribution, abundance and migrations of the norwegian spring-spawning herring, other pelagic fish and the environment of the norwegian sea and adjacent waters in late winter, spring and summer of 1997 |
publisher |
ICES |
publishDate |
1997 |
url |
http://hdl.handle.net/11250/105779 |
geographic |
Norwegian Sea |
geographic_facet |
Norwegian Sea |
genre |
Norwegian Sea |
genre_facet |
Norwegian Sea |
op_source |
48 s. |
op_relation |
ICES CM Documents;1997/Y:4 This report is not to be cited without prior reference to the authors http://hdl.handle.net/11250/105779 |
_version_ |
1766150878761320448 |