A combined Gadget/FLR model for management strategy evaluations of the Barents Sea fisheries
<qd> Howell, D., and Bogstad, B. 2010. A combined Gadget/FLR model for management strategy evaluations of the Barents Sea fisheries. – ICES Journal of Marine Science, 67: 1998–2004. </qd>A biologically sensible age–length structured multispecies Gadget model (incorporating minke whales,...
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fthighwire:oai:open-archive.highwire.org:icesjms:67/9/1998 2023-05-15T15:38:32+02:00 A combined Gadget/FLR model for management strategy evaluations of the Barents Sea fisheries Howell, Daniel Bogstad, Bjarte 2010-12-01 00:00:00.0 text/html http://icesjms.oxfordjournals.org/cgi/content/short/67/9/1998 https://doi.org/10.1093/icesjms/fsq135 en eng Oxford University Press http://icesjms.oxfordjournals.org/cgi/content/short/67/9/1998 http://dx.doi.org/10.1093/icesjms/fsq135 Copyright (C) 2010, International Council for the Exploration of the Sea/Conseil International pour l'Exploration de la Mer Articles TEXT 2010 fthighwire https://doi.org/10.1093/icesjms/fsq135 2010-11-20T21:19:48Z <qd> Howell, D., and Bogstad, B. 2010. A combined Gadget/FLR model for management strategy evaluations of the Barents Sea fisheries. – ICES Journal of Marine Science, 67: 1998–2004. </qd>A biologically sensible age–length structured multispecies Gadget model (incorporating minke whales, cod, herring, and capelin) for the Barents Sea—acting as the operating model—has been linked to Fisheries Library in R—acting as the management procedure—to perform management strategy evaluations. Assessments may be run using either XSA, survey-based methods, or by taking modelled stock numbers directly. Total allowable catches are based on the assessment and harvest control rules (HCRs). The tool can be used for assessing a wide variety of sources of uncertainties within the assessment process. Model structure and linkages are described and a fit to the historical data is presented. A base case of future dynamic (non-steady state) stock trends, based on the existing HCRs, is compared with alternative management and environmental scenarios. The relative differences for each scenario in terms of stock size and catches highlight a number of uncertainties within the biological and fisheries system. The results indicate that the current management rules are robust to the range of scenarios examined so far. Text Barents Sea HighWire Press (Stanford University) Barents Sea Howell ENVELOPE(-99.050,-99.050,-72.233,-72.233) ICES Journal of Marine Science 67 9 1998 2004 |
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Articles Howell, Daniel Bogstad, Bjarte A combined Gadget/FLR model for management strategy evaluations of the Barents Sea fisheries |
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Articles |
description |
<qd> Howell, D., and Bogstad, B. 2010. A combined Gadget/FLR model for management strategy evaluations of the Barents Sea fisheries. – ICES Journal of Marine Science, 67: 1998–2004. </qd>A biologically sensible age–length structured multispecies Gadget model (incorporating minke whales, cod, herring, and capelin) for the Barents Sea—acting as the operating model—has been linked to Fisheries Library in R—acting as the management procedure—to perform management strategy evaluations. Assessments may be run using either XSA, survey-based methods, or by taking modelled stock numbers directly. Total allowable catches are based on the assessment and harvest control rules (HCRs). The tool can be used for assessing a wide variety of sources of uncertainties within the assessment process. Model structure and linkages are described and a fit to the historical data is presented. A base case of future dynamic (non-steady state) stock trends, based on the existing HCRs, is compared with alternative management and environmental scenarios. The relative differences for each scenario in terms of stock size and catches highlight a number of uncertainties within the biological and fisheries system. The results indicate that the current management rules are robust to the range of scenarios examined so far. |
format |
Text |
author |
Howell, Daniel Bogstad, Bjarte |
author_facet |
Howell, Daniel Bogstad, Bjarte |
author_sort |
Howell, Daniel |
title |
A combined Gadget/FLR model for management strategy evaluations of the Barents Sea fisheries |
title_short |
A combined Gadget/FLR model for management strategy evaluations of the Barents Sea fisheries |
title_full |
A combined Gadget/FLR model for management strategy evaluations of the Barents Sea fisheries |
title_fullStr |
A combined Gadget/FLR model for management strategy evaluations of the Barents Sea fisheries |
title_full_unstemmed |
A combined Gadget/FLR model for management strategy evaluations of the Barents Sea fisheries |
title_sort |
combined gadget/flr model for management strategy evaluations of the barents sea fisheries |
publisher |
Oxford University Press |
publishDate |
2010 |
url |
http://icesjms.oxfordjournals.org/cgi/content/short/67/9/1998 https://doi.org/10.1093/icesjms/fsq135 |
long_lat |
ENVELOPE(-99.050,-99.050,-72.233,-72.233) |
geographic |
Barents Sea Howell |
geographic_facet |
Barents Sea Howell |
genre |
Barents Sea |
genre_facet |
Barents Sea |
op_relation |
http://icesjms.oxfordjournals.org/cgi/content/short/67/9/1998 http://dx.doi.org/10.1093/icesjms/fsq135 |
op_rights |
Copyright (C) 2010, International Council for the Exploration of the Sea/Conseil International pour l'Exploration de la Mer |
op_doi |
https://doi.org/10.1093/icesjms/fsq135 |
container_title |
ICES Journal of Marine Science |
container_volume |
67 |
container_issue |
9 |
container_start_page |
1998 |
op_container_end_page |
2004 |
_version_ |
1766369517585301504 |