Influence of lipids and fatty acid composition on Baltic cod (Gadus morhua) maturation and timing of spawning ...
No abstracts are to be cited without prior reference to the author.The Baltic Sea experienced an ecosystem regime shift in the late 1980ies with great changes in food web dynamics and a decrease of the Eastern Baltic cod stock biomass to a historically low level in 1992. This decline was caused by h...
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ASC 2009 - Theme session C
2024
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ftdatacite:10.17895/ices.pub.25070432.v1 2024-03-31T07:52:50+00:00 Influence of lipids and fatty acid composition on Baltic cod (Gadus morhua) maturation and timing of spawning ... Tomkiewicz, Jonna Støttrup, Josianne G. Jacobsen, Charlotte Røjbek, Maria C. Köster, Fritz 2024 https://dx.doi.org/10.17895/ices.pub.25070432.v1 https://ices-library.figshare.com/articles/conference_contribution/Influence_of_lipids_and_fatty_acid_composition_on_Baltic_cod_Gadus_morhua_maturation_and_timing_of_spawning/25070432/1 unknown ASC 2009 - Theme session C https://ices-library.figshare.com/ICES-ASC-2009/groups https://dx.doi.org/10.17895/ices.pub.25070432 https://ices-library.figshare.com/ICES-ASC-2009/groups ICES Custom Licence https://www.ices.dk/Pages/library_policies.aspx Ecosystem observation, processes and dynamics Pressures, impacts, conservation, and management Conference contribution article CreativeWork Other 2024 ftdatacite https://doi.org/10.17895/ices.pub.25070432.v110.17895/ices.pub.25070432 2024-03-04T12:15:15Z No abstracts are to be cited without prior reference to the author.The Baltic Sea experienced an ecosystem regime shift in the late 1980ies with great changes in food web dynamics and a decrease of the Eastern Baltic cod stock biomass to a historically low level in 1992. This decline was caused by high fishing pressure combined with a recruitment failure (Köster et al. 2003; Möllmann et al. 2008). In addition, the main spawning time of Eastern Baltic cod shifted from April-June to July-August in the early 1990ies. Effects of temperature and demographic changes in the cod stock do not fully explain this shift (Wieland et al. 2000). However, also the prey composition and condition of sprat and herring being the main prey of Baltic cod changed during this period influencing cod dietary lipid intake. As cod uses liver lipid stores for reproduction changed lipid intake or deficiency of essential fatty acids (EFA) could influence ovarian development and thereby the spawning time. ... Conference Object Gadus morhua 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 |
ftdatacite |
language |
unknown |
topic |
Ecosystem observation, processes and dynamics Pressures, impacts, conservation, and management |
spellingShingle |
Ecosystem observation, processes and dynamics Pressures, impacts, conservation, and management Tomkiewicz, Jonna Støttrup, Josianne G. Jacobsen, Charlotte Røjbek, Maria C. Köster, Fritz Influence of lipids and fatty acid composition on Baltic cod (Gadus morhua) maturation and timing of spawning ... |
topic_facet |
Ecosystem observation, processes and dynamics Pressures, impacts, conservation, and management |
description |
No abstracts are to be cited without prior reference to the author.The Baltic Sea experienced an ecosystem regime shift in the late 1980ies with great changes in food web dynamics and a decrease of the Eastern Baltic cod stock biomass to a historically low level in 1992. This decline was caused by high fishing pressure combined with a recruitment failure (Köster et al. 2003; Möllmann et al. 2008). In addition, the main spawning time of Eastern Baltic cod shifted from April-June to July-August in the early 1990ies. Effects of temperature and demographic changes in the cod stock do not fully explain this shift (Wieland et al. 2000). However, also the prey composition and condition of sprat and herring being the main prey of Baltic cod changed during this period influencing cod dietary lipid intake. As cod uses liver lipid stores for reproduction changed lipid intake or deficiency of essential fatty acids (EFA) could influence ovarian development and thereby the spawning time. ... |
format |
Conference Object |
author |
Tomkiewicz, Jonna Støttrup, Josianne G. Jacobsen, Charlotte Røjbek, Maria C. Köster, Fritz |
author_facet |
Tomkiewicz, Jonna Støttrup, Josianne G. Jacobsen, Charlotte Røjbek, Maria C. Köster, Fritz |
author_sort |
Tomkiewicz, Jonna |
title |
Influence of lipids and fatty acid composition on Baltic cod (Gadus morhua) maturation and timing of spawning ... |
title_short |
Influence of lipids and fatty acid composition on Baltic cod (Gadus morhua) maturation and timing of spawning ... |
title_full |
Influence of lipids and fatty acid composition on Baltic cod (Gadus morhua) maturation and timing of spawning ... |
title_fullStr |
Influence of lipids and fatty acid composition on Baltic cod (Gadus morhua) maturation and timing of spawning ... |
title_full_unstemmed |
Influence of lipids and fatty acid composition on Baltic cod (Gadus morhua) maturation and timing of spawning ... |
title_sort |
influence of lipids and fatty acid composition on baltic cod (gadus morhua) maturation and timing of spawning ... |
publisher |
ASC 2009 - Theme session C |
publishDate |
2024 |
url |
https://dx.doi.org/10.17895/ices.pub.25070432.v1 https://ices-library.figshare.com/articles/conference_contribution/Influence_of_lipids_and_fatty_acid_composition_on_Baltic_cod_Gadus_morhua_maturation_and_timing_of_spawning/25070432/1 |
genre |
Gadus morhua |
genre_facet |
Gadus morhua |
op_relation |
https://ices-library.figshare.com/ICES-ASC-2009/groups https://dx.doi.org/10.17895/ices.pub.25070432 https://ices-library.figshare.com/ICES-ASC-2009/groups |
op_rights |
ICES Custom Licence https://www.ices.dk/Pages/library_policies.aspx |
op_doi |
https://doi.org/10.17895/ices.pub.25070432.v110.17895/ices.pub.25070432 |
_version_ |
1795032203690770432 |