1. MARBEC, Univ Montpellier, CNRS, Ifremer, IRD Montpellier France
2. Ifremer, Univ Brest, CNRS, UMR 6308, AMURE, Unité d'Economie Maritime, IUEM Plouzané France
3. Department of Coastal Systems (COS) Royal Netherlands Institute for Sea Research (NIOZ) Texel The Netherlands