About the Authors

Anssi Karvonen

anssi.t.karvonen@jyu.fi

Affiliation University of Jyväskylä, Department of Biological and Environmental Science, FI-40014 University of Jyväskylä, Jyväskylä, Finland

Kay Lucek

Current address: Department of Animal and Plant Sciences, University of Sheffield, Sheffield, United Kingdom

Affiliations Eawag, Centre of Ecology, Evolution and Biogeochemistry, Department of Fish Ecology and Evolution, Kastanienbaum, Switzerland, Division of Aquatic Ecology & Macroevolution, Institute of Ecology and Evolution, University of Bern, Bern, Switzerland

David A. Marques

Affiliations Eawag, Centre of Ecology, Evolution and Biogeochemistry, Department of Fish Ecology and Evolution, Kastanienbaum, Switzerland, Division of Aquatic Ecology & Macroevolution, Institute of Ecology and Evolution, University of Bern, Bern, Switzerland

Ole Seehausen

Affiliations Eawag, Centre of Ecology, Evolution and Biogeochemistry, Department of Fish Ecology and Evolution, Kastanienbaum, Switzerland, Division of Aquatic Ecology & Macroevolution, Institute of Ecology and Evolution, University of Bern, Bern, Switzerland

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: OS AK KL DAM. Performed the experiments: AK KL DAM OS. Analyzed the data: AK KL. Contributed reagents/materials/analysis tools: OS. Wrote the paper: AK OS KL DAM.