1. Department of Bioscience, Aarhus University, Roskilde, Denmark
2. Centre for Arctic Health and Molecular Epidemiology, Department of Public Health, Aarhus University, Aarhus, Denmark
3. Department of Environmental Science, Aarhus University, Roskilde, Denmark
4. Department of Biological and Environmental Sciences, University of Gothenburg, Göteborg, Sweden
5. Swedish Museum of Natural History, Department of Contaminant Research, Stockholm, Sweden
6. Institute for Applied Ecology Ltd., Neu Broderstorf, Germany
7. Thünen Institute of Fisheries Ecology, Cuxhaven, Germany