Brivaëla Moriceau, CNRS, LEMAR, IUEM Institut Universitaire Européen de la Mer, Plouzané, France, Aude Leynaert, CNRS, LEMAR IUEM, Plouzané, France, Karine Leblanc, Aix Marseille University, Meditterranean Institute of Oceanography, Marseille Cedex 03, France, Morgane Gallinari, University of Western Brittany, LEMAR, IUEM Institut Universitaire Européen de la Mer, Brest, France and Marcel Babin, Laval University, Quebec City, Canada