Achim Randelhoff¹, Ilker Fer², Qin Zhou³, Helge Brynhi², Zhigang Lai⁴, Anne Sørensen Haupt⁵, Prof. Alfred Hanssen⁶, Thibaut Barreyre⁷, Fiona Elliott², Thea Gjesdal⁶, Liv Marie Lein-Mathisen⁶ and Karl Attard⁸, (1)Akvaplan-niva, Tromsø, Norway, (2)University of Bergen, Geophysical Institute, Bergen, Norway, (3)Akvaplan-niva, Tromso, Norway, (4)Sun Yat-Sen University, Guangzhou, China, (5)Technical University of Denmark, Kgs Lyngby, Denmark, (6)UiT The Arctic University of Norway, Tromsø, Norway, (7)IFREMER, Plouzané, France, (8)University of Southern Denmark, Department of Biology, Odense M, Denmark