*Donna J Shillington¹、Valeria Cortés-Rivas¹、Anne Bécel²、Mladen Nedimović³、Daniel Lizarralde⁴、Hannah Mark⁴、Joshua Burstein¹、Jacob Clarke^1,5 (1.Northern Arizona University, Flagstaff, AZ, USA、2.Lamont-Doherty Earth Observatory of Columbia University, Palisades, NY, USA、3.Dalhousie University, Halifax, NS, Canada、4.Woods Hole Oceanographic Institution, Woods Hole, MA, USA、5.Southern Methodist University, Dallas, TX, USA)