Deployment of biologging tags on free swimming large whales using uncrewed aerial systems

Suction-cup-attached biologging tags have led to major advances in our understanding of large whale behaviour. Getting close enough to a whale at sea to safely attach a tag is a major limiting factor when deploying these systems. Here we present an uncrewed aerial system (UAS)-based tagging techniqu...

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Main Authors: David N. Wiley, Christopher J. Zadra, Ari S. Friedlaender, Susan E. Parks, Alicia Pensarosa, Andy Rogan, K. Alex Shorter, Jorge Urbán, Iain Kerr
Format: Article
Language:English
Published: The Royal Society 2023-04-01
Series:Royal Society Open Science
Subjects:
Online Access:https://royalsocietypublishing.org/doi/10.1098/rsos.221376
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author David N. Wiley
Christopher J. Zadra
Ari S. Friedlaender
Susan E. Parks
Alicia Pensarosa
Andy Rogan
K. Alex Shorter
Jorge Urbán
Iain Kerr
author_facet David N. Wiley
Christopher J. Zadra
Ari S. Friedlaender
Susan E. Parks
Alicia Pensarosa
Andy Rogan
K. Alex Shorter
Jorge Urbán
Iain Kerr
author_sort David N. Wiley
collection DOAJ
description Suction-cup-attached biologging tags have led to major advances in our understanding of large whale behaviour. Getting close enough to a whale at sea to safely attach a tag is a major limiting factor when deploying these systems. Here we present an uncrewed aerial system (UAS)-based tagging technique for free-swimming large whales and provide data on efficacy from field testing on blue (Balaenoptera musculus) and fin (B. physalus) whales. Rapid transit speed and the bird's-eye view of the animal during UAS tagging contributed to the technique's success. During 8 days of field testing, we had 29 occasions when a focal animal was identified for attempted tagging and tags were successfully attached 21 times. The technique was efficient, with mean flight time of 2 min 45 s from launch to deployment and a mean distance of 490 m from the launch vessel to tagged animal, reducing potential adverse effects resulting from close approaches for tagging. These data indicate that UAS are capable of attaching biologging tags to free-swimming large whales quickly and from large distances, potentially increasing success rates, decreasing attempt times, and reducing animal disruption during tagging.
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spelling doaj.art-fb60c4108e2a455ea51af6bdf1acdbc52023-04-19T07:05:37ZengThe Royal SocietyRoyal Society Open Science2054-57032023-04-0110410.1098/rsos.221376Deployment of biologging tags on free swimming large whales using uncrewed aerial systemsDavid N. Wiley0Christopher J. Zadra1Ari S. Friedlaender2Susan E. Parks3Alicia Pensarosa4Andy Rogan5K. Alex Shorter6Jorge Urbán7Iain Kerr8Stellwagen Bank National Marine Sanctuary, National Oceanic and Atmospheric Administration, National Ocean Services, 175 Edward Foster Road, Scituate, MA 02066, USAOcean Alliance, Inc., 32 Horton Street, Gloucester, MA 01930, USAInstitute for Marine Sciences, University of California Santa Cruz, Santa Cruz 95064, CA, USADepartment of Biology, Syracuse University, 114 Life Science Complex, Syracuse, NY 13244, USAOcean Alliance, Inc., 32 Horton Street, Gloucester, MA 01930, USAOcean Alliance, Inc., 32 Horton Street, Gloucester, MA 01930, USADepartment of Mechanical Engineering, University of Michigan, 2350 Hayward, Ann Arbor, MI 48109, USADepartment of the Coastal and Marine Sciences, Universidad Autónoma de Baja California Sur, La Paz 23084, MexicoOcean Alliance, Inc., 32 Horton Street, Gloucester, MA 01930, USASuction-cup-attached biologging tags have led to major advances in our understanding of large whale behaviour. Getting close enough to a whale at sea to safely attach a tag is a major limiting factor when deploying these systems. Here we present an uncrewed aerial system (UAS)-based tagging technique for free-swimming large whales and provide data on efficacy from field testing on blue (Balaenoptera musculus) and fin (B. physalus) whales. Rapid transit speed and the bird's-eye view of the animal during UAS tagging contributed to the technique's success. During 8 days of field testing, we had 29 occasions when a focal animal was identified for attempted tagging and tags were successfully attached 21 times. The technique was efficient, with mean flight time of 2 min 45 s from launch to deployment and a mean distance of 490 m from the launch vessel to tagged animal, reducing potential adverse effects resulting from close approaches for tagging. These data indicate that UAS are capable of attaching biologging tags to free-swimming large whales quickly and from large distances, potentially increasing success rates, decreasing attempt times, and reducing animal disruption during tagging.https://royalsocietypublishing.org/doi/10.1098/rsos.221376uncrewed aerial systemsdroneswhalestaggingbiologging
spellingShingle David N. Wiley
Christopher J. Zadra
Ari S. Friedlaender
Susan E. Parks
Alicia Pensarosa
Andy Rogan
K. Alex Shorter
Jorge Urbán
Iain Kerr
Deployment of biologging tags on free swimming large whales using uncrewed aerial systems
Royal Society Open Science
uncrewed aerial systems
drones
whales
tagging
biologging
title Deployment of biologging tags on free swimming large whales using uncrewed aerial systems
title_full Deployment of biologging tags on free swimming large whales using uncrewed aerial systems
title_fullStr Deployment of biologging tags on free swimming large whales using uncrewed aerial systems
title_full_unstemmed Deployment of biologging tags on free swimming large whales using uncrewed aerial systems
title_short Deployment of biologging tags on free swimming large whales using uncrewed aerial systems
title_sort deployment of biologging tags on free swimming large whales using uncrewed aerial systems
topic uncrewed aerial systems
drones
whales
tagging
biologging
url https://royalsocietypublishing.org/doi/10.1098/rsos.221376
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