About the Authors

Vera Sandel

Contributed equally to this work with: Vera Sandel, Rainer Kiko, Helena Hauss

Affiliation GEOMAR Helmholtz Centre for Ocean Research Kiel, Düsternbrooker Weg 20, Kiel, Germany

Rainer Kiko

Contributed equally to this work with: Vera Sandel, Rainer Kiko, Helena Hauss

Affiliation GEOMAR Helmholtz Centre for Ocean Research Kiel, Düsternbrooker Weg 20, Kiel, Germany

Peter Brandt

Affiliation GEOMAR Helmholtz Centre for Ocean Research Kiel, Düsternbrooker Weg 20, Kiel, Germany

Marcus Dengler

Affiliation GEOMAR Helmholtz Centre for Ocean Research Kiel, Düsternbrooker Weg 20, Kiel, Germany

Lars Stemmann

Affiliation Sorbonne Universités, UPMC Univ Paris 06, UMR7093, LOV, Observatoire océanologique, Villefranche-sur-mer, France

Pieter Vandromme

Affiliation GEOMAR Helmholtz Centre for Ocean Research Kiel, Düsternbrooker Weg 20, Kiel, Germany

Ulrich Sommer

Affiliation GEOMAR Helmholtz Centre for Ocean Research Kiel, Düsternbrooker Weg 20, Kiel, Germany

Helena Hauss

Contributed equally to this work with: Vera Sandel, Rainer Kiko, Helena Hauss

hhauss@geomar.de

Affiliation GEOMAR Helmholtz Centre for Ocean Research Kiel, Düsternbrooker Weg 20, Kiel, Germany

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: HH RK VS US. Performed the experiments: HH RK VS PB MD. Analyzed the data: HH RK VS MD LS PV. Contributed reagents/materials/analysis tools: HH LS US RK PV. Wrote the paper: VS HH RK US PV LS PB MD.