About the Authors
- Stephen G. Hamilton
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* E-mail: stephen.hamilton@ualberta.ca
Affiliation Department of Biological Sciences, University of Alberta, Edmonton, AB, T6G 2E9 Canada
- Laura Castro de la Guardia
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Affiliations Department of Biological Sciences, University of Alberta, Edmonton, AB, T6G 2E9 Canada, Department of Earth and Atmospheric Sciences, University of Alberta, Edmonton, AB, T6G 2E9 Canada
- Andrew E. Derocher
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Affiliation Department of Biological Sciences, University of Alberta, Edmonton, AB, T6G 2E9 Canada
- Vicki Sahanatien
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Affiliations Department of Biological Sciences, University of Alberta, Edmonton, AB, T6G 2E9 Canada, World Wildlife Fund Canada, PO Box 1750, Iqaluit, NU, X0A 0H0 Canada
- Bruno Tremblay
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Affiliation Atmospheric and Oceanic Sciences, McGill University, Room 823, Burnside Hall 805 Sherbrooke Street West, Montreal, QC H3A 0B9 Canada
- David Huard
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Affiliation David Huard Solutions, Québec, G1W 4G8 Canada
Competing Interests
The authors have the following interests: Quark Expeditions is a commercial tour company that provided the authors with a donation for research with no conditions. Co-author David Huard is employed by David Huard Solutions. There are no patents, products in development or marketed products to declare. This does not alter the authors' adherence to all the PLOS ONE policies on sharing data and materials.
Author Contributions
Conceived and designed the experiments: SGH AED VS LCG. Performed the experiments: SGH LCG BT DH. Analyzed the data: SGH LCG. Wrote the paper: SGH LCG AED VS BT DH.