About the Authors

Olivier Gilg

olivier.gilg@gmail.com

Affiliations Laboratoire Biogéosciences, UMR CNRS 5561, Université de Bourgogne, Dijon, France, Groupe de Recherche en Ecologie Arctique, Francheville, France

Børge Moe

Affiliation Norwegian Institute for Nature Research (NINA), Tromsø, Norway

Sveinn Are Hanssen

Affiliation Norwegian Institute for Nature Research (NINA), Tromsø, Norway

Niels Martin Schmidt

Affiliations Department of Bioscience, Aarhus University, Roskilde, Denmark, Arctic Research Centre, Aarhus University, Aarhus C, Denmark

Benoît Sittler

Affiliations Institut für Landespflege, University of Freiburg, Freiburg, Germany, Groupe de Recherche en Ecologie Arctique, Francheville, France

Jannik Hansen

Affiliation Department of Bioscience, Aarhus University, Roskilde, Denmark

Jeroen Reneerkens

Affiliation University of Groningen, Animal Ecology Group, Groningen, The Netherlands

Brigitte Sabard

Affiliation Groupe de Recherche en Ecologie Arctique, Francheville, France

Olivier Chastel

Affiliation Centre d′Etudes Biologiques de Chizé, CNRS, Chizé, France

Jérôme Moreau

Affiliations Laboratoire Biogéosciences, UMR CNRS 5561, Université de Bourgogne, Dijon, France, Groupe de Recherche en Ecologie Arctique, Francheville, France

Richard A. Phillips

Affiliation British Antarctic Survey, Natural Environment Research Council, High Cross, Madingley Road, Cambridge, United Kingdom

Thomas Oudman

Affiliations Arctic Centre, University of Groningen, Groningen, The Netherlands, Royal Netherlands Institute for Sea Research, Den Burg, Texel, The Netherlands

Elisabeth M. Biersma

Affiliations British Antarctic Survey, Natural Environment Research Council, High Cross, Madingley Road, Cambridge, United Kingdom, Arctic Centre, University of Groningen, Groningen, The Netherlands

Anette A. Fenstad

Affiliation Department of Biology, Norwegian University of Science and Technology, Trondheim, Norway

Johannes Lang

Affiliations Institute of Animal Ecology and Nature Education, Gonterskirchen, Germany, Groupe de Recherche en Ecologie Arctique, Francheville, France

Loïc Bollache

Affiliations Laboratoire Biogéosciences, UMR CNRS 5561, Université de Bourgogne, Dijon, France, Groupe de Recherche en Ecologie Arctique, Francheville, France

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: OG BM SAH NMS BSi RP LB. Performed the experiments: OG BM SAH JH JR BSa TO JM EB AAF JL. Analyzed the data: OG BM OC JM. Wrote the paper: OG BM.