1. Department F.‐A. Forel for Environmental and Aquatic Sciences, Institute for Environmental Sciences University of Geneva Geneva Switzerland
2. University of Geneva, Group of Applied Physics and Institute for Environmental Sciences Geneva Switzerland
3. Uppsala University Department of Ecology and Genetics Uppsala Sweden
4. Catalan Institute for Water Research (ICRA) Girona Spain
5. Universitat de Girona Girona Spain
6. Swedish University of Agricultural Sciences Department of Aquatic Sciences and Assessment Uppsala Sweden
7. Leibniz Institute of Freshwater Ecology and Inland Fisheries Department of Ecosystem Research Berlin Germany
8. Freie Universität Berlin Department of Biology, Chemistry, and Pharmacy Berlin Germany