megumi Shiota2, Fuma Yamasaki2, *Satoshi SAITO1 (1.Graduate School of Science and Engineering, Ehime University, 2.Faculty of Science, Ehime University)
convener:Satoshi SAITO(Graduate School of Science and Engineering, Ehime University), Koichi Momma(National Museum of Nature and Science), Tatsuo Nozaki(Research and Development Center for Submarine Resources, Japan Agency for Marine-Earth Science and Technology), Nobutaka Tsuchiya(Department of Geology, Faculty of Education, Iwate University)