About the Authors
- T. K. Zeppelin
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* E-mail: Tonya.Zeppelin@noaa.gov
Affiliation National Marine Mammal Laboratory (NMML), Alaska Fisheries Science Center (AFSC), National Oceanic and Atmospheric Administration, Seattle, Washington, United States of America
- D. S. Johnson
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Affiliation National Marine Mammal Laboratory (NMML), Alaska Fisheries Science Center (AFSC), National Oceanic and Atmospheric Administration, Seattle, Washington, United States of America
- C. E. Kuhn
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Affiliation National Marine Mammal Laboratory (NMML), Alaska Fisheries Science Center (AFSC), National Oceanic and Atmospheric Administration, Seattle, Washington, United States of America
- S. J. Iverson
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Affiliation Department of Biology, Dalhousie University, Halifax, Nova Scotia, Canada
- R. R. Ream
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Affiliation National Marine Mammal Laboratory (NMML), Alaska Fisheries Science Center (AFSC), National Oceanic and Atmospheric Administration, Seattle, Washington, United States of America
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: TZ RR. Performed the experiments: TZ RR SI CK. Analyzed the data: DJ TZ. Wrote the paper: TZ.