Hannah Whitby¹, David Gonzalez Santana², Marie Cheize³, Arthur Gourain⁴, Thomas Holmes⁵, Yoan Germain⁶, Cecile Cathalot⁷, Ewan Pelleter⁸, Yves Fouquet⁶, Geraldine Sarthou⁹ and Hélène Planquette⁹, (1)IUEM Institut Universitaire Européen de la Mer, LEMAR, Plouzané, France, (2)Institut Universitaire Européen de la Mer, Université de Bretagne-Occidentale, Plouzané, France, (3)LEMAR, Institut Universitaire Européen de la Mer, Brest, France, (4)University of Liverpool, Earth Ocean & Ecological Sciences, Liverpool, United Kingdom, (5)University of Washington Seattle Campus, School of Oceanography, Seattle, WA, United States, (6)IFREMER, Plouzané, France, (7)IFREMER, REM/GM/LCG, Plouzané, France, (8)Ifremer, centre de Brest, LGM, Plouzané, France, (9)IUEM Institut Universitaire Européen de la Mer, LEMAR, CNRS, Plouzané, France