Novel CTD tag establishes shark fins as ocean observing platforms

Author(s)Pagniello, Camille M. L. S.
Author(s)Castleton, Michael R.
Author(s)Carlisle, Aaron B.
Author(s)Chapple, Taylor K.
Author(s)Schallert, Robert J.
Author(s)Fedak, Michael
Author(s)Block, Barbara A.
Date Accessioned2024-07-03T19:04:05Z
Date Available2024-07-03T19:04:05Z
Publication Date2024-06-15
DescriptionThis article was originally published in Scientific Reports. The version of record is available at: https://doi.org/10.1038/s41598-024-63543-5. © The Author(s) 2024. Open Access 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. To view a copy of this licence, visit http://creativecommons.org/licenses/by/4.0/.
AbstractAnimal-borne tags are effective instruments for collecting ocean data and can be used to fill spatial gaps in the observing network. We deployed the first conductivity, temperature, and depth (CTD) satellite tags on the dorsal fin of salmon sharks (Lamna ditropis) to demonstrate the potential of sharks to monitor essential ocean variables and oceanographic features in the Gulf of Alaska. Over 1360 km and 36 days in the summer of 2015, the salmon shark collected 56 geolocated, temperature-salinity profiles. The shark swam through a plume of anomalously salty water that originated from the “Blob” and encountered several mesoscale eddies, whose subsurface properties were altered by the marine heatwave. We demonstrate that salmon sharks have the potential to serve as submesoscale-resolving oceanographic platforms and substantially increase the spatial coverage of observations in the Gulf of Alaska.
SponsorThe authors would like to thank the captains and crew of the Alaska Department of Fish and Game research vessels as well as previous students and postdoctoral fellows at Stanford University who contributed to the salmon shark tagging efforts. We acknowledge the work of J. Ganong for processing the ARGOS tracks from the SPOT tags through aniMotum as well as developing the algorithms and satellite uplink intervals for the CTD-SRDL fin tag in partnership with SMRU. Thank you to I. Jonsen for advice on using aniMotum, and K. McBride for providing the objective mapping code. Funding was provided by the Sloan, Packard, and Moore Foundations for salmon shark tagging efforts as well as the Office of Naval Research for data management to B.A.B. C.M.L.S.P. was supported by a MAC3 Impact Philanthropies grant to Stanford University.
CitationPagniello, C.M.L.S., Castleton, M.R., Carlisle, A.B. et al. Novel CTD tag establishes shark fins as ocean observing platforms. Sci Rep 14, 13837 (2024). https://doi.org/10.1038/s41598-024-63543-5
ISSN2045-2322
URLhttps://udspace.udel.edu/handle/19716/34558
Languageen_US
PublisherScientific Reports
dc.rightsAttribution 4.0 Internationalen
dc.rights.urihttp://creativecommons.org/licenses/by/4.0/
Keywordsanimal migration
Keywordsbiooceanography
Keywordsmarine biology
Keywordsphysical oceanography
TitleNovel CTD tag establishes shark fins as ocean observing platforms
TypeArticle
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