Brian Boston¹, Donna J Shillington², Robert A Dunn³, Anthony Brian Watts⁴, Ingo Grevemeyer⁵, Laura Gomez de la Pena⁵, Garrett Ito³, Paul Wessel³, Uri S Ten Brink⁶ and Nathaniel C Miller⁶, (1)Lamont-Doherty Earth Observatory, Palisades, NY, United States, (2)Lamont -Doherty Earth Observatory, Palisades, NY, United States, (3)University of Hawaii at Manoa, Earth Sciences, Honolulu, HI, United States, (4)University of Oxford, Oxford, United Kingdom, (5)GEOMAR, Kiel, Germany, (6)US Geological Survey, Woods Hole, MA, United States