Vertical distribution of feeding- and mortality rates of Calanus finmarchicus in the Norwegian Sea ...
No abstracts are to be cited without prior reference to the author.From net-catches and echo-sounder data, we estimate the vertical distribution of environmental parameters and potential food and predators for Calanus finmarchicus at a station in the Norwegian Sea. These profiles are combined with m...
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ftdatacite:10.17895/ices.pub.25350046 2024-04-28T08:15:04+00:00 Vertical distribution of feeding- and mortality rates of Calanus finmarchicus in the Norwegian Sea ... Torgersen, Thomas Fiksen, Øyvind 2024 https://dx.doi.org/10.17895/ices.pub.25350046 https://ices-library.figshare.com/articles/conference_contribution/Vertical_distribution_of_feeding-_and_mortality_rates_of_Calanus_finmarchicus_in_the_Norwegian_Sea/25350046 unknown ASC 2004 - P - Theme session https://ices-library.figshare.com/ICES-ASC-2004/groups ICES Custom Licence https://www.ices.dk/Pages/library_policies.aspx Technologies and data Ecosystem observation, processes and dynamics article Other CreativeWork Conference contribution 2024 ftdatacite https://doi.org/10.17895/ices.pub.25350046 2024-04-02T12:00:32Z No abstracts are to be cited without prior reference to the author.From net-catches and echo-sounder data, we estimate the vertical distribution of environmental parameters and potential food and predators for Calanus finmarchicus at a station in the Norwegian Sea. These profiles are combined with mechanistic models of prey- and predator encounter- and feeding rates to produce vertical profiles of growth- and mortality rates of C. finmarchicus. The mortality rate varied by orders of magnitude through the water column, while modest variation in temperature and food availability led to moderate differences in growth rate between depths. Herring was pointed out as the most important predator, while blue whiting, lanternfish and krill were the main predators below 120 m. We argue that combining mechanistic models of feeding processes with real data of in situ situations is an approach that could increase our understanding of ecosystem functioning. ... Article in Journal/Newspaper Calanus finmarchicus Norwegian Sea DataCite Metadata Store (German National Library of Science and Technology) |
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collection |
DataCite Metadata Store (German National Library of Science and Technology) |
op_collection_id |
ftdatacite |
language |
unknown |
topic |
Technologies and data Ecosystem observation, processes and dynamics |
spellingShingle |
Technologies and data Ecosystem observation, processes and dynamics Torgersen, Thomas Fiksen, Øyvind Vertical distribution of feeding- and mortality rates of Calanus finmarchicus in the Norwegian Sea ... |
topic_facet |
Technologies and data Ecosystem observation, processes and dynamics |
description |
No abstracts are to be cited without prior reference to the author.From net-catches and echo-sounder data, we estimate the vertical distribution of environmental parameters and potential food and predators for Calanus finmarchicus at a station in the Norwegian Sea. These profiles are combined with mechanistic models of prey- and predator encounter- and feeding rates to produce vertical profiles of growth- and mortality rates of C. finmarchicus. The mortality rate varied by orders of magnitude through the water column, while modest variation in temperature and food availability led to moderate differences in growth rate between depths. Herring was pointed out as the most important predator, while blue whiting, lanternfish and krill were the main predators below 120 m. We argue that combining mechanistic models of feeding processes with real data of in situ situations is an approach that could increase our understanding of ecosystem functioning. ... |
format |
Article in Journal/Newspaper |
author |
Torgersen, Thomas Fiksen, Øyvind |
author_facet |
Torgersen, Thomas Fiksen, Øyvind |
author_sort |
Torgersen, Thomas |
title |
Vertical distribution of feeding- and mortality rates of Calanus finmarchicus in the Norwegian Sea ... |
title_short |
Vertical distribution of feeding- and mortality rates of Calanus finmarchicus in the Norwegian Sea ... |
title_full |
Vertical distribution of feeding- and mortality rates of Calanus finmarchicus in the Norwegian Sea ... |
title_fullStr |
Vertical distribution of feeding- and mortality rates of Calanus finmarchicus in the Norwegian Sea ... |
title_full_unstemmed |
Vertical distribution of feeding- and mortality rates of Calanus finmarchicus in the Norwegian Sea ... |
title_sort |
vertical distribution of feeding- and mortality rates of calanus finmarchicus in the norwegian sea ... |
publisher |
ASC 2004 - P - Theme session |
publishDate |
2024 |
url |
https://dx.doi.org/10.17895/ices.pub.25350046 https://ices-library.figshare.com/articles/conference_contribution/Vertical_distribution_of_feeding-_and_mortality_rates_of_Calanus_finmarchicus_in_the_Norwegian_Sea/25350046 |
genre |
Calanus finmarchicus Norwegian Sea |
genre_facet |
Calanus finmarchicus Norwegian Sea |
op_relation |
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.25350046 |
_version_ |
1797580845781876736 |