*Tomihiko Higuchi1, Motomitsu Takahashi2, Kotaro Shirai1, Shin-ichi Ito1 (1.Atmosphere and Ocean Research Institute, The University of Tokyo, 2.Seikai National Fisheries Research Institute,FRA)
convener:Yu Umezawa(Tokyo University of Agriculture and Technology), Toshihiro Miyajima(Marine Biogeochemistry Group, Division of Ocean-Earth System Science, Atmosphere and Ocean Research Institute, The University of Tokyo), Atsushi Watanabe(The ocean policy research institute, The Sasakawa peace foundation), Tomihiko Higuchi(Atmosphere and Ocean Research Institute, The University of Tokyo)