About the Authors

Aubrey Jane Roberts

ajr1g13@soton.ac.uk

Current address: School of Ocean and Earth Science, The University of Southampton, Southampton, United Kingdom

Affiliation The Natural History Museum, University of Oslo, Oslo, Norway

Patrick Scott Druckenmiller

Affiliations University of Alaska Museum, University of Alaska Fairbanks, Fairbanks, Alaska, United States of America, Department of Geology and Geophysics, University of Alaska Fairbanks, Fairbanks, Alaska, United States of America

Glenn-Peter Sætre

Affiliation Centre for Ecological and Evolutionary Synthesis, Department of Biosciences, University of Oslo, Oslo, Norway

Jørn Harald Hurum

Affiliation The Natural History Museum, University of Oslo, Oslo, Norway

Competing Interests

The authors have declared that no competing interests exist and that the funders (Spitsbergen Tavel; Fugro; OMV; Exonmobil; Powershop; Lividi; Telenor; Simula; Forskning.no; Directconnect; National Geographic and Livestream.com), had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript. This does not alter our adherence to PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: AJR JHH GPS. Performed the experiments: AJR. Analyzed the data: AJR. Contributed reagents/materials/analysis tools: AJR JHH GPS. Wrote the paper: AJR PSD JHH.