Weiyi Tang^1,2 and Nicolas Cassar^2,3, (1)Princeton University, Department of Geosciences, Princeton, NJ, United States, (2)Duke University, Nicholas School of the Environment, Durham, NC, United States, (3)Institut Universitaire Européen de la Mer (IUEM), Laboratoire des Sciences de l'Environnement Marin (LEMAR), Brest, France