Laura Hobbs, Scottish Association for Marine Science, Oban, United Kingdom, Laura Castro de la Guardia, Scottish Association of Marine Sciences, Oban, United Kingdom, Hannah Vickers, NORCE, Tomsø, Norway, Malin Daase, University Centre in Svalbard, Department of Arctic Biology, Longyearbyen, Norway; UiT The Arctic University of Norway, Department for Arctic and Marine Biology, Tromsø, Norway, Amanda Poste, Norwegian Institute for Nature Research, Tromsø, Norway and Eva S Leu, Akvaplan-niva, Oslo, Norway