About the Authors

Esther Kohler

Affiliation Limnological Station, Institute of Plant Biology, University of Zurich, Kilchberg, Switzerland

Jörg Villiger

Affiliation Limnological Station, Institute of Plant Biology, University of Zurich, Kilchberg, Switzerland

Thomas Posch

Affiliation Limnological Station, Institute of Plant Biology, University of Zurich, Kilchberg, Switzerland

Nicolas Derlon

Affiliation Eawag: Swiss Federal Institute of Aquatic Science and Technology, Dübendorf, Switzerland

Tanja Shabarova

Affiliation Limnological Station, Institute of Plant Biology, University of Zurich, Kilchberg, Switzerland

Eberhard Morgenroth

Affiliations Eawag: Swiss Federal Institute of Aquatic Science and Technology, Dübendorf, Switzerland, Institute of Environmental Engineering, ETH Zurich, Zurich, Switzerland

Jakob Pernthaler

Affiliation Limnological Station, Institute of Plant Biology, University of Zurich, Kilchberg, Switzerland

Judith F. Blom

blom@limnol.uzh.ch

Affiliation Limnological Station, Institute of Plant Biology, University of Zurich, Kilchberg, Switzerland

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: EK TP ND EM JP JFB. Performed the experiments: EK JV TP ND TS. Analyzed the data: EK JV TP ND EM JP JFB. Contributed reagents/materials/analysis tools: EM JP. Contributed to the writing of the manuscript: EK TP ND EM JP JFB.