About the Authors
- Rob Williams
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* E-mail: rmcw@st-andrews.ac.uk
Current address: Sea Mammal Research Unit, University of St. Andrews, Scotland, United Kingdom
Affiliations University of Washington, Seattle, Washington, United States of America, Marine Mammal Research Unit, University of British Columbia, Vancouver, Canada
- Martin Krkošek
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Affiliation Department of Zoology, University of Otago, Dunedin, New Zealand
- Erin Ashe
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Current address: Sea Mammal Research Unit, University of St. Andrews, Scotland, United Kingdom
Affiliation Oceans Initiative, Pearse Island, British Columbia, Canada
- Trevor A. Branch
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Affiliation School of Aquatic and Fishery Sciences, University of Washington, Seattle, Washington, United States of America
- Steve Clark
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Affiliation SeaWorld, Orlando, Florida, United States of America
- Philip S. Hammond
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Affiliation Sea Mammal Research Unit, University of St. Andrews, St. Andrews, Scotland, United Kingdom
- Erich Hoyt
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Affiliation Whale and Dolphin Conservation Society, North Berwick, Scotland, United Kingdom
- Dawn P. Noren
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Affiliation National Marine Fisheries Service, Northwest Fisheries Science Center, Marine Mammal & Seabird Program, National Oceanic and Atmospheric Administration, Seattle, Washington, United States of America
- David Rosen
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Affiliation Marine Mammal Research Unit, Fisheries Centre, Department of Zoology, University of British Columbia, Vancouver, British Columbia, Canada
- Arliss Winship
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Affiliation Life Sciences Centre, Department of Biology, Dalhousie University, Halifax, Nova Scotia, Canada
Competing Interests
Steve Clark is an independent contractor to SeaWorld Parks and Entertainment, Inc. (SWPE). He does not have and is not pursuing any patents or products, either in development or marketed, as part of his relationship with SWPE, Inc. Furthermore, there are no relevant competing interests that would affect the objective review of this paper. SWPE provided data, but played no role in reviewing the science. The terms of his contract with SWPE, Inc. do not alter in any way adherence to policies related to sharing of data and material as described in PLoS ONE policies. The funders had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript.
Author Contributions
Conceived and designed the experiments: RW MK EA TAB SC PSH EH DPN DR AW. Analyzed the data: MK EA TAB DPN DR RW. Contributed reagents/materials/analysis tools: RW MK EA TAB SC EH DPN DR. Wrote the paper: RW MK EA TAB SC PSH EH DPN DR AW.