About the Authors

Sigrunn Eliassen

sigrunn.eliassen@bio.uib.no

Affiliation Department of Biology, University of Bergen, Bergen, Norway

Christian Jørgensen

Affiliation Uni Research, Bergen, Norway

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SE CJ. Performed the experiments: SE CJ. Analyzed the data: SE CJ. Wrote the paper: SE CJ.