1. National Institute of Aquatic Resources Technical University of Denmark (DTU Aqua) Kgs. Lyngby Denmark
2. GEOMAR Helmholtz Centre for Ocean Research Kiel Kiel Germany
3. Department of Veterinary and Animal Sciences Faculty of Health and Medical Sciences University of Copenhagen Frederiksberg C Denmark
4. National Institute of Aquatic Resources Technical University of Denmark (DTU Aqua) Hirtshals Denmark
5. Thünen Institute of Baltic Sea Fisheries Rostock Germany