Studying the relationship between spatial fish distributions and trawl catches ...
No abstracts are to be cited without prior reference to the author.We propose an approach for studying the relationship between spatial fish distributions and the distribution of numbers in trawl catches. Individual spatial fish distributions are derived from acoustics data collected with a drifting...
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ftdatacite:10.17895/ices.pub.25349779.v1 2024-04-28T08:14:16+00:00 Studying the relationship between spatial fish distributions and trawl catches ... Trenkel, Verena M. Godø, Olav Rune Handegard, Nils Olav Patel, Ruben 2024 https://dx.doi.org/10.17895/ices.pub.25349779.v1 https://ices-library.figshare.com/articles/conference_contribution/Studying_the_relationship_between_spatial_fish_distributions_and_trawl_catches/25349779/1 unknown ASC 2004 - R - Theme session https://ices-library.figshare.com/ICES-ASC-2004/groups https://dx.doi.org/10.17895/ices.pub.25349779 https://ices-library.figshare.com/ICES-ASC-2004/groups ICES Custom Licence https://www.ices.dk/Pages/library_policies.aspx Fisheries and aquaculture Technologies and data article Other CreativeWork Conference contribution 2024 ftdatacite https://doi.org/10.17895/ices.pub.25349779.v110.17895/ices.pub.25349779 2024-04-02T12:00:32Z No abstracts are to be cited without prior reference to the author.We propose an approach for studying the relationship between spatial fish distributions and the distribution of numbers in trawl catches. Individual spatial fish distributions are derived from acoustics data collected with a drifting buoy by tracking individual fish. The spatial distribution of these individual fish is then characterised using Generalised Additive Models (GAM). The catch distribution is obtained empirically. A model relating the spatial fish distribution and the catch distribution is then developped. This paper concentrates on the first part of the approach, the identification of the spatial fish distribution from acoustic data, which is illustrated for a demersal example from the Barents sea including mainly cod (Gadus morhua) and haddock (Melanogrammus aeglefinus). ... Article in Journal/Newspaper Barents Sea Gadus morhua DataCite Metadata Store (German National Library of Science and Technology) |
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Open Polar |
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DataCite Metadata Store (German National Library of Science and Technology) |
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ftdatacite |
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topic |
Fisheries and aquaculture Technologies and data |
spellingShingle |
Fisheries and aquaculture Technologies and data Trenkel, Verena M. Godø, Olav Rune Handegard, Nils Olav Patel, Ruben Studying the relationship between spatial fish distributions and trawl catches ... |
topic_facet |
Fisheries and aquaculture Technologies and data |
description |
No abstracts are to be cited without prior reference to the author.We propose an approach for studying the relationship between spatial fish distributions and the distribution of numbers in trawl catches. Individual spatial fish distributions are derived from acoustics data collected with a drifting buoy by tracking individual fish. The spatial distribution of these individual fish is then characterised using Generalised Additive Models (GAM). The catch distribution is obtained empirically. A model relating the spatial fish distribution and the catch distribution is then developped. This paper concentrates on the first part of the approach, the identification of the spatial fish distribution from acoustic data, which is illustrated for a demersal example from the Barents sea including mainly cod (Gadus morhua) and haddock (Melanogrammus aeglefinus). ... |
format |
Article in Journal/Newspaper |
author |
Trenkel, Verena M. Godø, Olav Rune Handegard, Nils Olav Patel, Ruben |
author_facet |
Trenkel, Verena M. Godø, Olav Rune Handegard, Nils Olav Patel, Ruben |
author_sort |
Trenkel, Verena M. |
title |
Studying the relationship between spatial fish distributions and trawl catches ... |
title_short |
Studying the relationship between spatial fish distributions and trawl catches ... |
title_full |
Studying the relationship between spatial fish distributions and trawl catches ... |
title_fullStr |
Studying the relationship between spatial fish distributions and trawl catches ... |
title_full_unstemmed |
Studying the relationship between spatial fish distributions and trawl catches ... |
title_sort |
studying the relationship between spatial fish distributions and trawl catches ... |
publisher |
ASC 2004 - R - Theme session |
publishDate |
2024 |
url |
https://dx.doi.org/10.17895/ices.pub.25349779.v1 https://ices-library.figshare.com/articles/conference_contribution/Studying_the_relationship_between_spatial_fish_distributions_and_trawl_catches/25349779/1 |
genre |
Barents Sea Gadus morhua |
genre_facet |
Barents Sea Gadus morhua |
op_relation |
https://ices-library.figshare.com/ICES-ASC-2004/groups https://dx.doi.org/10.17895/ices.pub.25349779 https://ices-library.figshare.com/ICES-ASC-2004/groups |
op_rights |
ICES Custom Licence https://www.ices.dk/Pages/library_policies.aspx |
op_doi |
https://doi.org/10.17895/ices.pub.25349779.v110.17895/ices.pub.25349779 |
_version_ |
1797580413063921664 |