*Takuto Kasuya¹, Kana Nagashima³, Shinya Iwasaki⁴, Hitoshi Hasegawa⁵, Yusuke Okazaki² (1.Department of Earth and Planetary Sciences, Graduate School of Science, Kyushu University, 2.Department of Earth and Planetary Sciences, Faculty of Science, Kyushu University, 3.Japan Agency for Marine-Earth Science and Technology, Research Institute for Global Change, 4.Marum-Center for Marine Environmental Sciences, University of Bremen, 5.Faculty of Science and Technology, Kochi University)

*Kana Nagashima¹, Hitoshi Hasegawa², Nagayoshi Katsuta³, Shinya Ochiai⁴, Frank Lamy⁵, Helge W. Arz⁶, Takuto Kasuya⁷, Masafumi MURAYAMA⁸, Naomi Harada¹ (1.Japan Agency for Marine-Earth Science and Technology, Research Institute for Global Change, 2.Faculty of Science and Technology, Kochi University, 3.Faculty of Education, Gifu University, 4.Institute of Nature and Environmental Technology, Kanazawa University, 5.Alfred Wegener Institut für Polar- und Meeresforschung, 6.Leibniz Institute for Baltic Sea Research Warnemünde, 7.Department of Earth and Planetary Sciences, Kyushu University, 8.Faculty of Agriculture and Marine Science, Kochi University)

*Hitoshi Hasegawa¹, Kana Nagashima², Takuto Kasuya³, Nagayoshi Katsuta⁴, Masafumi MURAYAMA¹, Naomi Harada² (1.Kochi Univ., 2.JAMSTEC, 3.Kyushu Univ., 4.Gifu Univ.)