About the Authors

Viola Pavlova

vpa@dmu.dk

Affiliation Aarhus University, Department of Bioscience, Section for Marine Mammal Research, Roskilde, Denmark

Jacob Nabe-Nielsen

Affiliations Aarhus University, Department of Bioscience, Section for Marine Mammal Research, Roskilde, Denmark, Aarhus University, Arctic Research Centre, Aarhus, Denmark

Rune Dietz

Affiliations Aarhus University, Department of Bioscience, Section for Marine Mammal Research, Roskilde, Denmark, Aarhus University, Arctic Research Centre, Aarhus, Denmark

Jens-Christian Svenning

Affiliation Aarhus University, Department of Bioscience, Section for Ecoinformatics and Biodiversity, Aarhus, Denmark

Katrin Vorkamp

Affiliations Aarhus University, Arctic Research Centre, Aarhus, Denmark, Aarhus University, Department of Environmental Science, Section for Environmental Chemistry and Toxicology, Roskilde, Denmark

Frank Farsø Rigét

Affiliation Aarhus University, Department of Bioscience, Section for Marine Mammal Research, Roskilde, Denmark

Christian Sonne

Affiliations Aarhus University, Department of Bioscience, Section for Marine Mammal Research, Roskilde, Denmark, Aarhus University, Arctic Research Centre, Aarhus, Denmark

Robert J. Letcher

Affiliation Ecotoxicology and Wildlife Division, Science and Technology Branch, Environment Canada, National Wildlife Research Centre, Carleton University, Ottawa, Ontario, Canada

Volker Grimm

Affiliations Helmholtz Centre for Environmental Research - UFZ, Department of Ecological Modelling, Leipzig, Germany, University of Potsdam, Institute for Biochemistry and Biology, Potsdam, Germany

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: VP. Performed the experiments: VP. Analyzed the data: VP. Contributed to the writing of the manuscript: VP JNN RD JCS KV FFR CS RJL VG. Provided field data and/or permissions to use them (on seal and bear contamination): RD KV FFR CS RJL. Contributed to statistical analysis: JNN. Contributed to model development: VG.