Extensive oceanic mesopelagic habitat use of a migratory continental shark species
Open Access funding enabled and organized by Projekt DEAL. The identification of movement and behaviour patterns, as well as inter- and intra-population connectivity is crucial in order to implement effective and functional management and conservation measures for threatened migratory species such a...
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ftstandrewserep:oai:research-repository.st-andrews.ac.uk:10023/24884 2023-07-02T03:33:12+02:00 Extensive oceanic mesopelagic habitat use of a migratory continental shark species Schaber, Matthias Gastauer, Sven Cisewski, Boris Hielscher, Nicole Janke, Michael Peña, Marian Sakinan, Serdar Thorburn, James University of St Andrews. School of Biology University of St Andrews. Coastal Resources Management Group 2022-02-15T15:30:29Z 14 application/pdf http://hdl.handle.net/10023/24884 https://doi.org/10.1038/s41598-022-05989-z eng eng Scientific Reports Schaber , M , Gastauer , S , Cisewski , B , Hielscher , N , Janke , M , Peña , M , Sakinan , S & Thorburn , J 2022 , ' Extensive oceanic mesopelagic habitat use of a migratory continental shark species ' , Scientific Reports , vol. 12 , 2047 . https://doi.org/10.1038/s41598-022-05989-z 2045-2322 PURE: 277877299 PURE UUID: 504497fe-0106-4243-9661-9be26da4b319 Jisc: 54180 publisher-id: s41598-022-05989-z manuscript: 5989 WOS: 000756804500040 Scopus: 85124305981 http://hdl.handle.net/10023/24884 https://doi.org/10.1038/s41598-022-05989-z Copyright © The Author(s) 2022. This article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons licence, and indicate if changes were made. The images or other third party material in this article are included in the article's Creative Commons licence, unless indicated otherwise in a credit line to the material. If material is not included in the article's Creative Commons licence and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. GC Oceanography QH301 Biology NDAS GC QH301 Journal article 2022 ftstandrewserep https://doi.org/10.1038/s41598-022-05989-z 2023-06-13T18:27:03Z Open Access funding enabled and organized by Projekt DEAL. The identification of movement and behaviour patterns, as well as inter- and intra-population connectivity is crucial in order to implement effective and functional management and conservation measures for threatened migratory species such as tope (Galeorhinus galeus). Yet, previous studies struggled to elucidate clear and consistent movement and depth usage patterns of adult tope in the Northeast Atlantic, suggesting a high plasticity in the migration and behaviour. We deployed pop-up satellite archival tags on adult tope during their seasonal summer aggregations in the inner German Bight of the south-eastern North Sea and near a presumed mating site in southwest Scotland. Depth distribution and migration pathways were derived from time series data with location processing. Four individuals followed migration trajectories leaving coastal areas and crossed the European shelf slope into oceanic areas of the Northeast Atlantic, remaining fully pelagic for the rest of the deployment duration. These sharks showed far-ranging migration trajectories and undertook regular and frequent diel vertical migrations, reaching daytime depths of over 700 m. Vertical migration patterns closely overlapped with biological mesopelagic habitat structures and closely tracked the diel migration of organisms from deep scattering layers derived from hydroacoustic recordings. It is hypothesized that adult tope regularly utilize oceanic habitats, foraging on mesopelagic layers in an environment generally considered of low prey density. Publisher PDF Peer reviewed Article in Journal/Newspaper Northeast Atlantic University of St Andrews: Digital Research Repository Scientific Reports 12 1 |
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Open Polar |
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University of St Andrews: Digital Research Repository |
op_collection_id |
ftstandrewserep |
language |
English |
topic |
GC Oceanography QH301 Biology NDAS GC QH301 |
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GC Oceanography QH301 Biology NDAS GC QH301 Schaber, Matthias Gastauer, Sven Cisewski, Boris Hielscher, Nicole Janke, Michael Peña, Marian Sakinan, Serdar Thorburn, James Extensive oceanic mesopelagic habitat use of a migratory continental shark species |
topic_facet |
GC Oceanography QH301 Biology NDAS GC QH301 |
description |
Open Access funding enabled and organized by Projekt DEAL. The identification of movement and behaviour patterns, as well as inter- and intra-population connectivity is crucial in order to implement effective and functional management and conservation measures for threatened migratory species such as tope (Galeorhinus galeus). Yet, previous studies struggled to elucidate clear and consistent movement and depth usage patterns of adult tope in the Northeast Atlantic, suggesting a high plasticity in the migration and behaviour. We deployed pop-up satellite archival tags on adult tope during their seasonal summer aggregations in the inner German Bight of the south-eastern North Sea and near a presumed mating site in southwest Scotland. Depth distribution and migration pathways were derived from time series data with location processing. Four individuals followed migration trajectories leaving coastal areas and crossed the European shelf slope into oceanic areas of the Northeast Atlantic, remaining fully pelagic for the rest of the deployment duration. These sharks showed far-ranging migration trajectories and undertook regular and frequent diel vertical migrations, reaching daytime depths of over 700 m. Vertical migration patterns closely overlapped with biological mesopelagic habitat structures and closely tracked the diel migration of organisms from deep scattering layers derived from hydroacoustic recordings. It is hypothesized that adult tope regularly utilize oceanic habitats, foraging on mesopelagic layers in an environment generally considered of low prey density. Publisher PDF Peer reviewed |
author2 |
University of St Andrews. School of Biology University of St Andrews. Coastal Resources Management Group |
format |
Article in Journal/Newspaper |
author |
Schaber, Matthias Gastauer, Sven Cisewski, Boris Hielscher, Nicole Janke, Michael Peña, Marian Sakinan, Serdar Thorburn, James |
author_facet |
Schaber, Matthias Gastauer, Sven Cisewski, Boris Hielscher, Nicole Janke, Michael Peña, Marian Sakinan, Serdar Thorburn, James |
author_sort |
Schaber, Matthias |
title |
Extensive oceanic mesopelagic habitat use of a migratory continental shark species |
title_short |
Extensive oceanic mesopelagic habitat use of a migratory continental shark species |
title_full |
Extensive oceanic mesopelagic habitat use of a migratory continental shark species |
title_fullStr |
Extensive oceanic mesopelagic habitat use of a migratory continental shark species |
title_full_unstemmed |
Extensive oceanic mesopelagic habitat use of a migratory continental shark species |
title_sort |
extensive oceanic mesopelagic habitat use of a migratory continental shark species |
publishDate |
2022 |
url |
http://hdl.handle.net/10023/24884 https://doi.org/10.1038/s41598-022-05989-z |
genre |
Northeast Atlantic |
genre_facet |
Northeast Atlantic |
op_relation |
Scientific Reports Schaber , M , Gastauer , S , Cisewski , B , Hielscher , N , Janke , M , Peña , M , Sakinan , S & Thorburn , J 2022 , ' Extensive oceanic mesopelagic habitat use of a migratory continental shark species ' , Scientific Reports , vol. 12 , 2047 . https://doi.org/10.1038/s41598-022-05989-z 2045-2322 PURE: 277877299 PURE UUID: 504497fe-0106-4243-9661-9be26da4b319 Jisc: 54180 publisher-id: s41598-022-05989-z manuscript: 5989 WOS: 000756804500040 Scopus: 85124305981 http://hdl.handle.net/10023/24884 https://doi.org/10.1038/s41598-022-05989-z |
op_rights |
Copyright © The Author(s) 2022. This article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons licence, and indicate if changes were made. The images or other third party material in this article are included in the article's Creative Commons licence, unless indicated otherwise in a credit line to the material. If material is not included in the article's Creative Commons licence and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. |
op_doi |
https://doi.org/10.1038/s41598-022-05989-z |
container_title |
Scientific Reports |
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12 |
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1 |
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1770273049990397952 |