1. Department of Aquatic Ecology Eawag Swiss Federal Institute of Aquatic Science and Technology Dübendorf Switzerland
2. Department of Evolutionary Biology and Environmental Studies University of Zurich Zürich Switzerland
3. Centre for Ecology and Sciences of Conservation (CESCO UMR7204) MNHN CNRS Paris France
4. Department Environmental Chemistry Swiss Federal Institute of Aquatic Science and Technology Dübendorf Switzerland
5. University Research Priority Programme (URPP) on Global Change and Biodiversity University of Zurich Zürich Switzerland