About the Authors

Sofia Ribeiro

sri@geus.dk

Current address: Department of Marine Geology and Glaciology, Geological Survey of Denmark and Greenland, Copenhagen, Denmark

Affiliation Department of Biology, Faculty of Science, University of Copenhagen, Copenhagen, Denmark

Terje Berge

Affiliation Marine Biological Section, Department of Biology, University of Copenhagen, Helsingør, Denmark

Nina Lundholm

Affiliation Natural History Museum of Denmark, University of Copenhagen, Copenhagen, Denmark

Marianne Ellegaard

Affiliation Department of Biology, Faculty of Science, University of Copenhagen, Copenhagen, Denmark

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SR TB ME NL. Performed the experiments: SR TB. Analyzed the data: SR TB. Contributed reagents/materials/analysis tools: NL. Wrote the paper: SR TB ME NL.