Possibility of AABW source originating from meddle size polynyas along the coast of Australian-Antarctic Basin

Yujiro Kitade1, Shimada Keishi2, Ogata Yuki1, Shigeru Aoki3, Taiyo Kobayashi4, Toshio Suga4,5 and Kay I Ohshima6, (1)Tokyo University of Marine Science and Technology, Tokyo, Japan, (2)Tokyo University of Marine Science and Technology, Minato-ku, Japan, (3)Institute of Low Temperature Science, Hokkaido University, Sapporo, Japan, (4)JAMSTEC Japan Agency for Marine-Earth Science and Technology, Kanagawa, Japan, (5)Tohoku University, Graduate School of Science, Sendai, Japan, (6)Hokkaido University, Institute of Low Temperature Science, Sapporo, Japan