Magnus Drivdal¹, Maj Arnberg², Ricardo Torres³, Jorn Bruggeman⁴, Gro Harlaug Refseth⁵, Achim Randelhoff¹, Michael Bedington¹ and Håvard Espenes¹, (1)Akvaplan-niva, Tromsø, Norway, (2)Akvaplan-niva, Trondheim, Norway, (3)Bolding & Bruggeman, Copenhagen, Denmark, (4)Bolding and Bruggeman ApS, Asperup, Denmark, (5)Akvalplan-niva, Trondheim, Norway