Thomas Ben Chalk¹, Gavin L Foster², Mathis Hain^3,4, Elwyn de la Vega³, Eelco Johan Rohling³, Paul A Wilson² and Soraya G Cherry³, (1)University of Southampton, Southampton, SO14, United Kingdom, (2)University of Southampton, Ocean and Earth Science, Southampton, United Kingdom, (3)University of Southampton, Southampton, United Kingdom, (4)University of California Santa Cruz, Santa Cruz, United States