Interactions between herring fishery and killer whales in northern Norway ...
No abstracts are to be cited without prior reference to the author.The main prey of killer whales (Orcinus orca) occurring in the coastal waters of northern Norway is Norwegian spring-spawning herring (Clupea harengus). A long term study (1990-2004) has been conducted in the wintering grounds of her...
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ftdatacite:10.17895/ices.pub.25350478.v1 2024-04-28T08:32:28+00:00 Interactions between herring fishery and killer whales in northern Norway ... Similä, Tiu 2024 https://dx.doi.org/10.17895/ices.pub.25350478.v1 https://ices-library.figshare.com/articles/conference_contribution/Interactions_between_herring_fishery_and_killer_whales_in_northern_Norway/25350478/1 unknown ASC 2005 - R - Theme session https://ices-library.figshare.com/ICES-ASC-2005/groups https://dx.doi.org/10.17895/ices.pub.25350478 https://ices-library.figshare.com/ICES-ASC-2005/groups ICES Custom Licence https://www.ices.dk/Pages/library_policies.aspx Fisheries and aquaculture Ecosystem observation, processes and dynamics article Other CreativeWork Conference contribution 2024 ftdatacite https://doi.org/10.17895/ices.pub.25350478.v110.17895/ices.pub.25350478 2024-04-02T12:00:32Z No abstracts are to be cited without prior reference to the author.The main prey of killer whales (Orcinus orca) occurring in the coastal waters of northern Norway is Norwegian spring-spawning herring (Clupea harengus). A long term study (1990-2004) has been conducted in the wintering grounds of herring to study interactions between killer whales and their prey. Killer whales have been studied using behavioural observations, underwater video, high-frequency sonar and satellite-tracking. During daytime herring is present in deep waters (150-300 m) and killer whales can chase schools from this deep layer towards surface (dives down to 312 m recorded). However, the whales prefer to search out small patches of herring, which occur in shallow waters in early morning. Feeding occurs mainly in shallow waters and in areas with underwater seamounts (habitat covering less than 10 % of the study area), which aid the whales in herding their prey. Killer whales are not capable of catching herring unless they have stunned ... Article in Journal/Newspaper Northern Norway Orca Orcinus orca DataCite Metadata Store (German National Library of Science and Technology) |
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Open Polar |
collection |
DataCite Metadata Store (German National Library of Science and Technology) |
op_collection_id |
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language |
unknown |
topic |
Fisheries and aquaculture Ecosystem observation, processes and dynamics |
spellingShingle |
Fisheries and aquaculture Ecosystem observation, processes and dynamics Similä, Tiu Interactions between herring fishery and killer whales in northern Norway ... |
topic_facet |
Fisheries and aquaculture Ecosystem observation, processes and dynamics |
description |
No abstracts are to be cited without prior reference to the author.The main prey of killer whales (Orcinus orca) occurring in the coastal waters of northern Norway is Norwegian spring-spawning herring (Clupea harengus). A long term study (1990-2004) has been conducted in the wintering grounds of herring to study interactions between killer whales and their prey. Killer whales have been studied using behavioural observations, underwater video, high-frequency sonar and satellite-tracking. During daytime herring is present in deep waters (150-300 m) and killer whales can chase schools from this deep layer towards surface (dives down to 312 m recorded). However, the whales prefer to search out small patches of herring, which occur in shallow waters in early morning. Feeding occurs mainly in shallow waters and in areas with underwater seamounts (habitat covering less than 10 % of the study area), which aid the whales in herding their prey. Killer whales are not capable of catching herring unless they have stunned ... |
format |
Article in Journal/Newspaper |
author |
Similä, Tiu |
author_facet |
Similä, Tiu |
author_sort |
Similä, Tiu |
title |
Interactions between herring fishery and killer whales in northern Norway ... |
title_short |
Interactions between herring fishery and killer whales in northern Norway ... |
title_full |
Interactions between herring fishery and killer whales in northern Norway ... |
title_fullStr |
Interactions between herring fishery and killer whales in northern Norway ... |
title_full_unstemmed |
Interactions between herring fishery and killer whales in northern Norway ... |
title_sort |
interactions between herring fishery and killer whales in northern norway ... |
publisher |
ASC 2005 - R - Theme session |
publishDate |
2024 |
url |
https://dx.doi.org/10.17895/ices.pub.25350478.v1 https://ices-library.figshare.com/articles/conference_contribution/Interactions_between_herring_fishery_and_killer_whales_in_northern_Norway/25350478/1 |
genre |
Northern Norway Orca Orcinus orca |
genre_facet |
Northern Norway Orca Orcinus orca |
op_relation |
https://ices-library.figshare.com/ICES-ASC-2005/groups https://dx.doi.org/10.17895/ices.pub.25350478 https://ices-library.figshare.com/ICES-ASC-2005/groups |
op_rights |
ICES Custom Licence https://www.ices.dk/Pages/library_policies.aspx |
op_doi |
https://doi.org/10.17895/ices.pub.25350478.v110.17895/ices.pub.25350478 |
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1797589650539282432 |