About the Authors
- Keith A. Hobson
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* E-mail: Keith.Hobson@ec.gc.ca
Affiliation Environment Canada, Saskatoon, Saskatchewan, Canada
- Steven L. Van Wilgenburg
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Affiliation Environment Canada, Saskatoon, Saskatchewan, Canada
- Theunis Piersma
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Affiliations Centre for Ecological and Evolutionary Studies, University of Groningen, Groningen, Groningen, The Netherlands, Department of Marine Ecology, Royal Netherlands Institute for Sea Research, Den Burg, Texel, The Netherlands
- Leonard I. Wassenaar
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Affiliation Environment Canada, Saskatoon, Saskatchewan, Canada
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: TP KAH. Analyzed the data: SVW TP. Wrote the paper: KAH SVW TP LIW. Collected field samples: TP. Conducted isotope analyses: LIW.