Caroline Hung, Williams-Mystic and Geosciences, Williams College, Williamstown, MA, United States, Lisa Gilbert, Williams-Mystic and Geosciences, Williams College, Mystic, CT, United States, Dave Craw, University of Otago, Dunedin, New Zealand, Damon A H Teagle, University of Southampton, School of Ocean & Earth Science, National Oceanography Centre Southampton, Southampton, United Kingdom and Reinhard A Wobus, Williams College, Williamstown, MA, United States