*Akihiro Hachikubo¹, Yuka Oota¹, Satoshi Takeya², Olga Vereshchagina³, Young Keun Jin⁴, Anatoly Obzhirov³, Masaaki Konishi¹, Hirotoshi Sakagami¹, Hirotsugu Minami¹, Satoshi Yamashita¹, Nobuo Takahashi¹, Hitoshi Shoji¹ (1.Kitami Institute of Technology, 2.National Institute of Advanced Industrial Science and Technology (AIST), 3.Pacific Oceanological Institute, FEB RAS, 4.Korea Polar Research Institute)

*Akihiro Hachikubo¹, Satoshi Takeya², Masaaki Konishi¹, Hirotoshi Sakagami¹, Shintaro Yamasaki¹, Hirotsugu Minami¹, Satoshi Yamashita¹, Nobuo Takahashi¹, Hitoshi Shoji¹ (1.Kitami Institute of Technology, 2.National Institute of Advanced Industrial Science and Technology (AIST))

*Yuka Oota¹, Akihiro Hachikubo¹, Oleg Khlystov², Gennadiy Kalmychkov³, Marc De Batist⁴, Hirotoshi Sakagami¹, Hirotsugu Minami¹, Satoshi Yamashita¹, Nobuo Takahashi¹, Hitoshi Shoji¹ (1.Kitami Institute of Technology, 2.Limnological Institute, SB RAS, 3.Vinogradov Institute of Geochemistry, SB RAS, 4.Ghent University)

*Mizuki Abe¹, Akihiro Hachikubo¹, Hirotsugu Minami¹, Hirotoshi Sakagami¹, Satoshi Yamashita¹, Nobuo Takahashi¹, Hitoshi Shoji¹, Jin K Young³, Boris Baranov⁴, Anatoly Obzhirov², Masaaki Konishi¹ (1.Kitami Institute of Technology, 2.V.I. Il'ichev Pacific Oceanological Institute FEB RAS, Russia, 3.Koria Polar Research Institute, Koria, 4.P.P. Shirshov Institute of Oceanology, RAS, Russia)