The use of ecosystem indices to investigate the decline of recruitment and spawning stock biomass in North Sea cod (Gadus morhua L.) ...
No abstracts are to be cited without prior reference to the author.Ecosystem indices were used to investigate possible factors associated with the depression of the recruitment (the abundance of young fish) and spawning stock biomass of North Sea cod from 1977-1998, covering the period since the gad...
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2024
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ftdatacite:10.17895/ices.pub.25349314.v1 2024-04-28T08:19:30+00:00 The use of ecosystem indices to investigate the decline of recruitment and spawning stock biomass in North Sea cod (Gadus morhua L.) ... Bromley, Peter J. 2024 https://dx.doi.org/10.17895/ices.pub.25349314.v1 https://ices-library.figshare.com/articles/conference_contribution/The_use_of_ecosystem_indices_to_investigate_the_decline_of_recruitment_and_spawning_stock_biomass_in_North_Sea_cod_Gadus_morhua_L_/25349314/1 unknown ASC 2004 - FF - Theme session https://ices-library.figshare.com/ICES-ASC-2004/groups https://dx.doi.org/10.17895/ices.pub.25349314 https://ices-library.figshare.com/ICES-ASC-2004/groups ICES Custom Licence https://www.ices.dk/Pages/library_policies.aspx The sea and human culture and societies Ecosystem observation, processes and dynamics Pressures, impacts, conservation, and management article Other CreativeWork Conference contribution 2024 ftdatacite https://doi.org/10.17895/ices.pub.25349314.v110.17895/ices.pub.25349314 2024-04-02T12:00:32Z No abstracts are to be cited without prior reference to the author.Ecosystem indices were used to investigate possible factors associated with the depression of the recruitment (the abundance of young fish) and spawning stock biomass of North Sea cod from 1977-1998, covering the period since the gadoid outburst of the 1970s. They were derived from time-series of biotic (sandeel recruitment, cod spawning stock biomass (SSB)), abiotic (temperature) and anthropogenic (sandeel landings) data. The temperature and sandeel landings data were subjected to principal component analysis to generate fewer, new variables for modelling purposes. The recruitment estimates for cod at various stages during the first year of life (the 0-group phase) were based on time-series of catch-per-unit-effort data from fishing surveys and from single species and multispecies virtual population analyses. ... Article in Journal/Newspaper Gadus morhua DataCite Metadata Store (German National Library of Science and Technology) |
institution |
Open Polar |
collection |
DataCite Metadata Store (German National Library of Science and Technology) |
op_collection_id |
ftdatacite |
language |
unknown |
topic |
The sea and human culture and societies Ecosystem observation, processes and dynamics Pressures, impacts, conservation, and management |
spellingShingle |
The sea and human culture and societies Ecosystem observation, processes and dynamics Pressures, impacts, conservation, and management Bromley, Peter J. The use of ecosystem indices to investigate the decline of recruitment and spawning stock biomass in North Sea cod (Gadus morhua L.) ... |
topic_facet |
The sea and human culture and societies Ecosystem observation, processes and dynamics Pressures, impacts, conservation, and management |
description |
No abstracts are to be cited without prior reference to the author.Ecosystem indices were used to investigate possible factors associated with the depression of the recruitment (the abundance of young fish) and spawning stock biomass of North Sea cod from 1977-1998, covering the period since the gadoid outburst of the 1970s. They were derived from time-series of biotic (sandeel recruitment, cod spawning stock biomass (SSB)), abiotic (temperature) and anthropogenic (sandeel landings) data. The temperature and sandeel landings data were subjected to principal component analysis to generate fewer, new variables for modelling purposes. The recruitment estimates for cod at various stages during the first year of life (the 0-group phase) were based on time-series of catch-per-unit-effort data from fishing surveys and from single species and multispecies virtual population analyses. ... |
format |
Article in Journal/Newspaper |
author |
Bromley, Peter J. |
author_facet |
Bromley, Peter J. |
author_sort |
Bromley, Peter J. |
title |
The use of ecosystem indices to investigate the decline of recruitment and spawning stock biomass in North Sea cod (Gadus morhua L.) ... |
title_short |
The use of ecosystem indices to investigate the decline of recruitment and spawning stock biomass in North Sea cod (Gadus morhua L.) ... |
title_full |
The use of ecosystem indices to investigate the decline of recruitment and spawning stock biomass in North Sea cod (Gadus morhua L.) ... |
title_fullStr |
The use of ecosystem indices to investigate the decline of recruitment and spawning stock biomass in North Sea cod (Gadus morhua L.) ... |
title_full_unstemmed |
The use of ecosystem indices to investigate the decline of recruitment and spawning stock biomass in North Sea cod (Gadus morhua L.) ... |
title_sort |
use of ecosystem indices to investigate the decline of recruitment and spawning stock biomass in north sea cod (gadus morhua l.) ... |
publisher |
ASC 2004 - FF - Theme session |
publishDate |
2024 |
url |
https://dx.doi.org/10.17895/ices.pub.25349314.v1 https://ices-library.figshare.com/articles/conference_contribution/The_use_of_ecosystem_indices_to_investigate_the_decline_of_recruitment_and_spawning_stock_biomass_in_North_Sea_cod_Gadus_morhua_L_/25349314/1 |
genre |
Gadus morhua |
genre_facet |
Gadus morhua |
op_relation |
https://ices-library.figshare.com/ICES-ASC-2004/groups https://dx.doi.org/10.17895/ices.pub.25349314 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.25349314.v110.17895/ices.pub.25349314 |
_version_ |
1797582968299978752 |