1. School of GeoSciences, University of Edinburgh Edinburgh United Kingdom
2. The University of Iceland's Research Center in Húsavík Húsavík Iceland
3. Institut Universitaire Européen de la MerUniversité de Bretagne Occidentale Brest France
4. Current address: Instituto de Investigaciones Marinas, Centro Superior de Investigaciones Científicas (IIM‐CSIC), Vigo Spain