1. University of Potsdam, Institute of Biochemistry and Biology, Evolutionary Biology & Systematic Zoology Potsdam Germany
2. Swedish Museum of Natural History Stockholm Sweden
3. Prof. Krzysztof Skóra Hel Marine Station, Faculty of Oceanography and Geography University of Gdansk Hel Poland
4. Institute of Marine Research Bergen Norway
5. Institute of Marine Research Tromsø Norway
6. UiT The Arctic University of Norway Tromsø Norway
7. Deutsches Meeresmuseum Stralsund Germany
8. Institute for Terrestrial and Aquatic Wildlife Research (ITAW), University of Veterinary Medicine Hannover Foundation Büsum Germany
9. Age Dynamics Kongens Lyngby Denmark
10. School of Natural and Environmental Sciences Newcastle University Newcastle upon Tyne UK
11. Marine Biology Department, Faculty of Fisheries Istanbul University Istanbul Turkey
12. Fisheries and Oceans Canada Maurice Lamontagne Institute Mont‐Joli Quebec Canada