2:05 PM - 2:20 PM
*Tomoyo Okumura1, Yoshihiro Takaki2, Ken Takai2, Miho Hirai2, Takuro Nunoura2, Yasuhiko Ohara3 (1.Center for Advanced Marine Core Research, Kochi University, 2.Japan Agency for Marine-Earth Science and Technology, 3.Hydrographic and Oceanographic Department of Japan)