Long term evolution and internal architecture of high-energy banner ridges of Mer d’Iroise (Western Brittany, France) : interplay of sea-level, basement morphology, biogenic productivity and hydrodynamics

Pascal Le Roy Sr1, Nicolas Le Dantec1,2, Marcaurelio Franzetti1, Christophe Delacourt1 and Axel Ehrhold3, (1)IUEM Institut Universitaire Européen de la Mer, Plouzané, France, (2)CEREMA, DTecEMF, Beauvais, France, (3)IFREMER, Plouzané, France