The COSMUS expedition: seafloor images and acoustic bathymetric data from the PS124 expedition to the southern Weddell Sea, Antarctica
Between 3 February and 30 March 2021 the research icebreaker RV Polarstern conducted an extensive multidisciplinary research expedition across the southern Weddell Sea, Antarctica. During the Continental Shelf Multidisciplinary Flux Study (COSMUS) expedition (designated research expedition PS124), t...
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ftpubman:oai:pure.mpg.de:item_3487760 2023-08-27T04:06:03+02:00 The COSMUS expedition: seafloor images and acoustic bathymetric data from the PS124 expedition to the southern Weddell Sea, Antarctica Purser, A. Hehemann, L. Boehringer, L. Werner, E. Pineda-Metz, S. Vignes, L. Nordhausen, A. Holtappels, M. Wenzhoefer, F. 2022 application/pdf http://hdl.handle.net/21.11116/0000-000C-76A3-7 http://hdl.handle.net/21.11116/0000-000C-76A5-5 eng eng info:eu-repo/semantics/altIdentifier/doi/10.5194/essd-14-3635-2022 http://hdl.handle.net/21.11116/0000-000C-76A3-7 http://hdl.handle.net/21.11116/0000-000C-76A5-5 info:eu-repo/semantics/openAccess EARTH SYSTEM SCIENCE DATA info:eu-repo/semantics/article 2022 ftpubman https://doi.org/10.5194/essd-14-3635-2022 2023-08-02T01:38:08Z Between 3 February and 30 March 2021 the research icebreaker RV Polarstern conducted an extensive multidisciplinary research expedition across the southern Weddell Sea, Antarctica. During the Continental Shelf Multidisciplinary Flux Study (COSMUS) expedition (designated research expedition PS124), the Ocean Floor Observation and Bathymetry System (OFOBS) was deployed 20 times to collect high-resolution seafloor image and acoustic data with a 26-megapixel resolution camera, HD (high-definition) video camera, forward-facing acoustic camera and multibeam side-scan system from heights of between 1.5 and 4.5 m above the seafloor. To localise the collected data, the OFOBS was equipped with a Posidonia transponder for ultra-short baseline position triangulation, an inertial navigation system (INS) and a seafloor-tracking dynamic velocity logger (DVL). The 20 deployments were made across contrasting areas of the Weddell Sea, Filchner Trough, Filchner Sill and Filchner Shelf. Here, we present the full image dataset collected from across the various deployments as well as raw side-scan data and derived high-resolution bathymetric maps produced from these acoustic data after the cruise. All images are available from https://doi.org/10.1594/PANGAEA.936205 (Purser et al., 2021d) and https://doi.org/10.1594/PANGAEA.932827 (Purser et al., 2021a). Acoustic data for all deployments are also available from PANGAEA, with the raw side-scan data available at https://doi.org/10.1594/PANGAEA.939322 (Hehemann et al., 2021b) and forward-facing acoustic camera data at https://doi.org/10.1594/PANGAEA.939341 (Purser et al., 2021c). Seafloor topographic maps derived from the side-scan data are available at https://doi.org/10.1594/PANGAEA.939087 (Hehemann et al., 2021a). Article in Journal/Newspaper Antarc* Antarctica Weddell Sea Max Planck Society: MPG.PuRe Filchner Trough ENVELOPE(-36.000,-36.000,-77.000,-77.000) Weddell Weddell Sea Earth System Science Data 14 8 3635 3648 |
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Open Polar |
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Max Planck Society: MPG.PuRe |
op_collection_id |
ftpubman |
language |
English |
description |
Between 3 February and 30 March 2021 the research icebreaker RV Polarstern conducted an extensive multidisciplinary research expedition across the southern Weddell Sea, Antarctica. During the Continental Shelf Multidisciplinary Flux Study (COSMUS) expedition (designated research expedition PS124), the Ocean Floor Observation and Bathymetry System (OFOBS) was deployed 20 times to collect high-resolution seafloor image and acoustic data with a 26-megapixel resolution camera, HD (high-definition) video camera, forward-facing acoustic camera and multibeam side-scan system from heights of between 1.5 and 4.5 m above the seafloor. To localise the collected data, the OFOBS was equipped with a Posidonia transponder for ultra-short baseline position triangulation, an inertial navigation system (INS) and a seafloor-tracking dynamic velocity logger (DVL). The 20 deployments were made across contrasting areas of the Weddell Sea, Filchner Trough, Filchner Sill and Filchner Shelf. Here, we present the full image dataset collected from across the various deployments as well as raw side-scan data and derived high-resolution bathymetric maps produced from these acoustic data after the cruise. All images are available from https://doi.org/10.1594/PANGAEA.936205 (Purser et al., 2021d) and https://doi.org/10.1594/PANGAEA.932827 (Purser et al., 2021a). Acoustic data for all deployments are also available from PANGAEA, with the raw side-scan data available at https://doi.org/10.1594/PANGAEA.939322 (Hehemann et al., 2021b) and forward-facing acoustic camera data at https://doi.org/10.1594/PANGAEA.939341 (Purser et al., 2021c). Seafloor topographic maps derived from the side-scan data are available at https://doi.org/10.1594/PANGAEA.939087 (Hehemann et al., 2021a). |
format |
Article in Journal/Newspaper |
author |
Purser, A. Hehemann, L. Boehringer, L. Werner, E. Pineda-Metz, S. Vignes, L. Nordhausen, A. Holtappels, M. Wenzhoefer, F. |
spellingShingle |
Purser, A. Hehemann, L. Boehringer, L. Werner, E. Pineda-Metz, S. Vignes, L. Nordhausen, A. Holtappels, M. Wenzhoefer, F. The COSMUS expedition: seafloor images and acoustic bathymetric data from the PS124 expedition to the southern Weddell Sea, Antarctica |
author_facet |
Purser, A. Hehemann, L. Boehringer, L. Werner, E. Pineda-Metz, S. Vignes, L. Nordhausen, A. Holtappels, M. Wenzhoefer, F. |
author_sort |
Purser, A. |
title |
The COSMUS expedition: seafloor images and acoustic bathymetric data from the PS124 expedition to the southern Weddell Sea, Antarctica |
title_short |
The COSMUS expedition: seafloor images and acoustic bathymetric data from the PS124 expedition to the southern Weddell Sea, Antarctica |
title_full |
The COSMUS expedition: seafloor images and acoustic bathymetric data from the PS124 expedition to the southern Weddell Sea, Antarctica |
title_fullStr |
The COSMUS expedition: seafloor images and acoustic bathymetric data from the PS124 expedition to the southern Weddell Sea, Antarctica |
title_full_unstemmed |
The COSMUS expedition: seafloor images and acoustic bathymetric data from the PS124 expedition to the southern Weddell Sea, Antarctica |
title_sort |
cosmus expedition: seafloor images and acoustic bathymetric data from the ps124 expedition to the southern weddell sea, antarctica |
publishDate |
2022 |
url |
http://hdl.handle.net/21.11116/0000-000C-76A3-7 http://hdl.handle.net/21.11116/0000-000C-76A5-5 |
long_lat |
ENVELOPE(-36.000,-36.000,-77.000,-77.000) |
geographic |
Filchner Trough Weddell Weddell Sea |
geographic_facet |
Filchner Trough Weddell Weddell Sea |
genre |
Antarc* Antarctica Weddell Sea |
genre_facet |
Antarc* Antarctica Weddell Sea |
op_source |
EARTH SYSTEM SCIENCE DATA |
op_relation |
info:eu-repo/semantics/altIdentifier/doi/10.5194/essd-14-3635-2022 http://hdl.handle.net/21.11116/0000-000C-76A3-7 http://hdl.handle.net/21.11116/0000-000C-76A5-5 |
op_rights |
info:eu-repo/semantics/openAccess |
op_doi |
https://doi.org/10.5194/essd-14-3635-2022 |
container_title |
Earth System Science Data |
container_volume |
14 |
container_issue |
8 |
container_start_page |
3635 |
op_container_end_page |
3648 |
_version_ |
1775346784128729088 |