Romain Bourdalle-Badie¹, Jean-Michel Lellouche², Eric Greiner³, Mathieu Hamon², Giovanni Ruggiero⁴, Marie Drevillon⁵, Olivier Le Galloudec², Angelique Melet⁶, Charles-Emanuel Testut², Gilles Garric² and Laurent Parent², (1)Mercator Ocean, Tournefeuille, France, (2)Mercator Ocean International, Toulouse, France, (3)CLS Collecte Localisation Satellites, Toulouse, France, (4)Mercator Océan International, Toulouse, France, (5)Mercator Océan, Toulouse, France, (6)Mercator Ocean International, Ocean Climate, Toulouse, France