1. National Institute of Aquatic Resources (DTU Aqua), Technical University of Denmark, 2800 Kgs. Lyngby, Denmark
2. Department of Biological Sciences, University of Bergen, 5006 Bergen, Norway
3. Bjerknes Centre for Climate Research, University of Bergen, 5006 Bergen, Norway
4. Norwegian Institute for Nature Research, 5006 Bergen, Norway
5. Man-Technology-Environment Research Centre (MTM), Örebro University, 70182 Örebro, Sweden