The co-distribution of seabirds and their juvenile fish prey in Baffin Bay
LeBlanc, Mathieu (1) (mathieu.leblanc.10@ulaval.ca), A. Mosbech (2) and L. Fortier (1). (1) Takuvik and Québec-Océan, Department of Biology, Université Laval, Québec, Canada. (2) Department of Bioscience - Arctic Environment, Aarhus University, Roskilde, Denmark. In arctic marine ecosystems, arctic...
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ftuniaarhuspubl:oai:pure.atira.dk:publications/60138bb9-a91e-4736-ab72-e1b1ee4e5d5a 2023-05-15T14:30:27+02:00 The co-distribution of seabirds and their juvenile fish prey in Baffin Bay LeBlanc, Mathieu Mosbech, Anders Fortier, Louis 2016-12-15 application/pdf https://pure.au.dk/portal/da/publications/the-codistribution-of-seabirds-and-their-juvenile-fish-prey-in-baffin-bay(60138bb9-a91e-4736-ab72-e1b1ee4e5d5a).html https://pure.au.dk/ws/files/108478267/MathieuLeBlancPoster_arctinet2016_Mosbech.pdf eng eng info:eu-repo/semantics/restrictedAccess LeBlanc , M , Mosbech , A & Fortier , L 2016 , ' The co-distribution of seabirds and their juvenile fish prey in Baffin Bay ' , ArcticNet Annual Science Meeting , Winnipeg , Canada , 05/12/2016 - 09/12/2016 . conferenceObject 2016 ftuniaarhuspubl 2020-07-18T21:54:52Z LeBlanc, Mathieu (1) (mathieu.leblanc.10@ulaval.ca), A. Mosbech (2) and L. Fortier (1). (1) Takuvik and Québec-Océan, Department of Biology, Université Laval, Québec, Canada. (2) Department of Bioscience - Arctic Environment, Aarhus University, Roskilde, Denmark. In arctic marine ecosystems, arctic cod (Boreogadus saida), the main pelagic forage fish, plays a key role by transferring energy from the zooplankton to the upper trophic levels, including seabirds. The interactions between fish and seabirds at the sea-ice edge, an environment increasingly common in the warming Arctic, are poorly documented. We test the hypothesis that the abundance and biomass of juvenile fish, especially at the sea-ice edge, influence the distribution and composition of the seabird assemblage. Hydroacoustic data were recorded continuously during the CCGS Amundsen GreenEdge 2016 cruise in southern Baffin Bay, using a hull-mounted EK60 multi-frequency echosounder. Pelagic nets were deployed to document the fish assemblage and to validate the acoustic echoes. Seabird observations during transit periods and seabird sampling in Greenland waters were completed. This study will provide insights in the predator-prey dynamics of seabirds and fish in the Arctic in a context of climate change. Conference Object Arctic cod Arctic Baffin Bay Baffin Bay Baffin Boreogadus saida Climate change Greenland Sea ice Zooplankton Aarhus University: Research Arctic Baffin Bay Canada Greenland LeBlanc ENVELOPE(-98.767,-98.767,-71.733,-71.733) Mathieu ENVELOPE(136.814,136.814,-66.331,-66.331) |
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Open Polar |
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Aarhus University: Research |
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ftuniaarhuspubl |
language |
English |
description |
LeBlanc, Mathieu (1) (mathieu.leblanc.10@ulaval.ca), A. Mosbech (2) and L. Fortier (1). (1) Takuvik and Québec-Océan, Department of Biology, Université Laval, Québec, Canada. (2) Department of Bioscience - Arctic Environment, Aarhus University, Roskilde, Denmark. In arctic marine ecosystems, arctic cod (Boreogadus saida), the main pelagic forage fish, plays a key role by transferring energy from the zooplankton to the upper trophic levels, including seabirds. The interactions between fish and seabirds at the sea-ice edge, an environment increasingly common in the warming Arctic, are poorly documented. We test the hypothesis that the abundance and biomass of juvenile fish, especially at the sea-ice edge, influence the distribution and composition of the seabird assemblage. Hydroacoustic data were recorded continuously during the CCGS Amundsen GreenEdge 2016 cruise in southern Baffin Bay, using a hull-mounted EK60 multi-frequency echosounder. Pelagic nets were deployed to document the fish assemblage and to validate the acoustic echoes. Seabird observations during transit periods and seabird sampling in Greenland waters were completed. This study will provide insights in the predator-prey dynamics of seabirds and fish in the Arctic in a context of climate change. |
format |
Conference Object |
author |
LeBlanc, Mathieu Mosbech, Anders Fortier, Louis |
spellingShingle |
LeBlanc, Mathieu Mosbech, Anders Fortier, Louis The co-distribution of seabirds and their juvenile fish prey in Baffin Bay |
author_facet |
LeBlanc, Mathieu Mosbech, Anders Fortier, Louis |
author_sort |
LeBlanc, Mathieu |
title |
The co-distribution of seabirds and their juvenile fish prey in Baffin Bay |
title_short |
The co-distribution of seabirds and their juvenile fish prey in Baffin Bay |
title_full |
The co-distribution of seabirds and their juvenile fish prey in Baffin Bay |
title_fullStr |
The co-distribution of seabirds and their juvenile fish prey in Baffin Bay |
title_full_unstemmed |
The co-distribution of seabirds and their juvenile fish prey in Baffin Bay |
title_sort |
co-distribution of seabirds and their juvenile fish prey in baffin bay |
publishDate |
2016 |
url |
https://pure.au.dk/portal/da/publications/the-codistribution-of-seabirds-and-their-juvenile-fish-prey-in-baffin-bay(60138bb9-a91e-4736-ab72-e1b1ee4e5d5a).html https://pure.au.dk/ws/files/108478267/MathieuLeBlancPoster_arctinet2016_Mosbech.pdf |
long_lat |
ENVELOPE(-98.767,-98.767,-71.733,-71.733) ENVELOPE(136.814,136.814,-66.331,-66.331) |
geographic |
Arctic Baffin Bay Canada Greenland LeBlanc Mathieu |
geographic_facet |
Arctic Baffin Bay Canada Greenland LeBlanc Mathieu |
genre |
Arctic cod Arctic Baffin Bay Baffin Bay Baffin Boreogadus saida Climate change Greenland Sea ice Zooplankton |
genre_facet |
Arctic cod Arctic Baffin Bay Baffin Bay Baffin Boreogadus saida Climate change Greenland Sea ice Zooplankton |
op_source |
LeBlanc , M , Mosbech , A & Fortier , L 2016 , ' The co-distribution of seabirds and their juvenile fish prey in Baffin Bay ' , ArcticNet Annual Science Meeting , Winnipeg , Canada , 05/12/2016 - 09/12/2016 . |
op_rights |
info:eu-repo/semantics/restrictedAccess |
_version_ |
1766304300701581312 |