*Yuki KIkuchi¹, Akihiro Hachikubo¹, Oleg Khlystov², Gennadiy Kalmychkov³, Marc De Batist⁴, Young K. Jin⁵, Anatoly Obzhirov⁶, Hirotoshi Sakagami¹, Hirotsugu Minami¹, Satoshi Yamashita¹ (1.Kitami Institute of Technology, 2.Limnological Institute, SB RAS, 3.Vinogradov Institute of Geochemistry, SB RAS, 4.Ghent University, 5.Korea Polar Research Institute, 6.Pacific Oceanological Institute, FEB RAS)

*Takahiro Ozeki¹, Akihiro Hachikubo¹, Hirotoshi Sakagami¹, Hirotsugu Minami¹, Satoshi Yamashita¹, Kenji Nishina² (1.Kitami Institute of Technology, 2.Geological Survey of Hokkaido, Hokkaido Research Organization)

*Akihiro Hachikubo¹, Keito Kakizaki¹, Hayato Okuda¹, Oleg Khlystov², Gennadiy Kalmychkov³, Andrej Manakov⁴, Marc De Batist⁵, Hirotoshi Sakagami¹, Hirotsugu Minami¹, Satoshi Yamashita¹ (1.Kitami Institute of Technology, 2.Limnological Institute, SB RAS, 3.Vinogradov Institute of Geochemistry, SB RAS, 4.Nikolaev Institute of Inorganic Chemistry, SB RAS, 5.Ghent University)

*NIWA TATSUYA¹, Satoshi Yamashita¹, Akihiro Hachikubo¹, Masaaki Konishi¹, Hirotoshi Sakagami¹, Kenji Nishina², Hirotsugu Minami¹ (1.Kitami Institute of Technology, 2.Geological Survey of Hokkaido, Hokkaido Research Organization)

*Kazui Sukawa¹, Akihiro Hachikubo¹, Hirotoshi Sakagami¹, Hirotsugu Minami¹, Satoshi Yamashita¹, Nobuo Takahashi¹, Hitoshi Shoji¹, Young K Jin², Boris Baranov³, Anatoly Obzhirov⁴, Masaaki Konishi¹ (1. Kitami Institute of Technology, 2.Korea Polar Research Institute, Korea, 3.P. P. Shirshov Institute of Oceanology, RAS, Russia, 4. V. I. Il’ichev Pacific Oceanological Institute FEB RAS, Russia)

*Akihiro Hachikubo¹, Keito Kakizaki¹, Jumpei Matsuda¹, Kinji Hyakutake¹, Masaaki Konishi¹, Hirotoshi Sakagami¹, Hirotsugu Minami¹, Satoshi Yamashita¹, Kenji Nishina² (1.Kitami Institute of Technology, 2.Geological Survey of Hokkaido, Hokkaido Research Organization)

*Yuki KIkuchi¹, Akihiro Hachikubo¹, Oleg Khlystov², Gennadiy Kalmychkov³, Marc De Batist⁴, Young K. Jin⁵, Anatoly Obzhirov⁶, Hirotoshi Sakagami¹, Hirotsugu Minami¹, Satoshi Yamashita¹ (1.Kitami Institute of Technology, 2.Limnological Institute, SB RAS, 3.Vinogradov Institute of Geochemistry, SB RAS, 4.Ghent University, 5.Korea Polar Research Institute, 6.Pacific Oceanological Institute, FEB RAS)

*Takahiro Ozeki¹, Akihiro Hachikubo¹, Hirotoshi Sakagami¹, Hirotsugu Minami¹, Satoshi Yamashita¹, Kenji Nishina² (1.Kitami Institute of Technology, 2.Geological Survey of Hokkaido, Hokkaido Research Organization)

*Akihiro Hachikubo¹, Keito Kakizaki¹, Hayato Okuda¹, Oleg Khlystov², Gennadiy Kalmychkov³, Andrej Manakov⁴, Marc De Batist⁵, Hirotoshi Sakagami¹, Hirotsugu Minami¹, Satoshi Yamashita¹ (1.Kitami Institute of Technology, 2.Limnological Institute, SB RAS, 3.Vinogradov Institute of Geochemistry, SB RAS, 4.Nikolaev Institute of Inorganic Chemistry, SB RAS, 5.Ghent University)

*NIWA TATSUYA¹, Satoshi Yamashita¹, Akihiro Hachikubo¹, Masaaki Konishi¹, Hirotoshi Sakagami¹, Kenji Nishina², Hirotsugu Minami¹ (1.Kitami Institute of Technology, 2.Geological Survey of Hokkaido, Hokkaido Research Organization)

*Kazui Sukawa¹, Akihiro Hachikubo¹, Hirotoshi Sakagami¹, Hirotsugu Minami¹, Satoshi Yamashita¹, Nobuo Takahashi¹, Hitoshi Shoji¹, Young K Jin², Boris Baranov³, Anatoly Obzhirov⁴, Masaaki Konishi¹ (1. Kitami Institute of Technology, 2.Korea Polar Research Institute, Korea, 3.P. P. Shirshov Institute of Oceanology, RAS, Russia, 4. V. I. Il’ichev Pacific Oceanological Institute FEB RAS, Russia)