1. Institute of Ecology and Evolution, School of Biological Sciences University of Edinburgh Edinburgh UK
2. Department of Aquaculture and Fish Biology Hólar University Sauðárkrókur Iceland
3. Department of Aquatic Ecology EAWAG and Institute of Integrative Biology, ETH Zurich Switzerland
4. Department of Biological and Environmental Science University of Jyväskylä Jyväskylä Finland
5. Department of Biology Creighton University Omaha Nebraska USA
6. Mývatn Research Station Mývatn Iceland
7. Aquatic Ecology Group University of Vic (UVic‐UCC) Catalonia Spain
8. Faculty of Life and Environmental Sciences University of Iceland Reykjavík Iceland