Robert A Dunn¹, Donna J Shillington², Anthony Brian Watts³, Brian Boston⁴, Laura Gomez de la Pena⁵, Ingo Grevemeyer⁵, Garrett Ito⁶, Brandon MacGregor¹, Nathaniel C Miller⁷, Uri S Ten Brink⁸ and Paul Wessel⁹, (1)University of Hawaii at Manoa, Earth Sciences, Honolulu, HI, United States, (2)Lamont -Doherty Earth Observatory, Palisades, NY, United States, (3)Univ Oxford, Oxford, United Kingdom, (4)Lamont-Doherty Earth Observatory, Palisades, NY, United States, (5)GEOMAR, Kiel, Germany, (6)Univ Hawaii, Earth Sciences, Honolulu, HI, United States, (7)Lamont Doherty Earth Observatory, Palisades, NY, United States, (8)US Geological Survey, Woods Hole, MA, United States, (9)Univ Hawaii, Honolulu, HI, United States