Ohshima Kay

オオシマケイイチロウ | Ohshima Kay

Affiliation and department：
Job title： Professor
Homepage URL (1)： http://wwwod.lowtem.hokudai.ac.jp/~ohshima/

Research field (2)： Atmospheric and hydrospheric science , Environmental dynamics

Research keywords (4)：海洋物理学 , 極域海洋学 , Polar Oceanography , Physical Oceanography

Research theme for competitive and other funds (10)：

2020 - 2025 Global redistribution of heat, salt and materials induced by sea-ice processes
2020 - 2022 Discrimination method of suspended matter by ADCP and its application to investigation of material circulation
2017 - 2022 南極底層水を起点とする熱塩循環・物質循環のダイナミクス
2017 - 2020 ポリニヤを起点とする熱塩/物質循環
2013 - 2017 海氷生成とリンクする南極底層水・深層循環の再描像

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Papers (192)：

Mizuki Kuga, Kay I. Ohshima, Noriaki Kimura, Kazuki Nakata, Yasushi Fukamachi. Particle-tracking experiments of coastal-origin sea ice that could induce high biological productivity in the Sea of Okhotsk. Journal of Oceanography. 2022. 79. 2. 145-159
Kay I. Ohshima, Yasushi Fukamachi, Masato Ito, Kazuki Nakata, Daisuke Simizu, Kazuya Ono, Daiki Nomura, Gen Hashida, Takeshi Tamura. Dominant frazil ice production in the Cape Darnley polynya leading to Antarctic Bottom Water formation. Science Advances. 2022. 8. 42
Yoshihiko Ohashi, Michiyo Yamamoto-Kawai, Kazuya Kusahara, Ken'ichi Sasaki, Kay Ohshima. Age distribution of Antarctic Bottom Water off Cape Darnley, East Antarctica, estimated using chlorofluorocarbon and sulfur hexafluoride. SCIENTIFIC REPORTS. 2022. 12. 1
Daisuke Hirano, Yasushi Fukamachi, Kay I. Ohshima, Masato Ito, Takeshi Tamura, Daisuke Simizu, Toru Takatsuka, Andrew R. Mahoney, Joshua Jones, Craig George, et al. Oceanic conditions in the Barrow Coastal Polynya revealed by a 10-year mooring time series. Progress in Oceanography. 2022. 102781-102781
Vigan Mensah, Yoshihiro Nakayama, Masakazu Fujii, Yoshifumi Nogi, Kay I. Ohshima. Dense water downslope flow and AABW production in a numerical model: Sensitivity to horizontal and vertical resolution in the region off Cape Darnley polynya. OCEAN MODELLING. 2021. 165

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MISC (100)：

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Books (5)：

「巨大リザーバ:南大洋・南極氷床」低温科学 Vol.76
北海道大学低温科学研究所 2018
「低温環境の科学事典」
朝倉書店 2016
「オホーツクの生態系とその保全」
北道大学出版会 2013
「地球惑星科学入門」
北海道大学出版社 2010
「南大洋の深層水形成と海氷過程」月刊海洋, 号外54
海洋出版 2010

Works (18)：

Y. Fukamachi, K. I. Ohshima, D. Simizu, T. Tamura, Y. Kitade, S. Aoki, S. Ushio, G. Hashida, and M. Wakatsuchi: Mooring measurement of Antarctic Bottom Water export from the Cape Darnley Polynya and sea-ice thickness within this polynya, WCRP Open Scie・・・
2011 -
Tamura, T., K. I. Ohshima, S. Nihashi, and H. Hasumi: Estimation of surface heat/salt fluxes associated with sea ice growth/melt in the Southern Ocean, IUGG 2011, Melbourne (Australia), July 3, 2011.
2011 -
Tamura, T., and K. I. Ohshima: Mapping of sea ice production in the Arctic coastal polynyas, IUGG 2011, Melbourne (Australia), July 1, 2011.
2011 -
Ohshima, K. I., Y. Fukamachi, Y. Nakayama, T. Tamura, S. Nihashi, Y. Kitade, Y. Matsumura, H. Hasumi, S. Aoki, and M. Wakatsuchi: Formation of Antarctic Bottom Water off Cape Darnley with huge sea ice production, IUGG 2011, Melbourne (Australia), July ・・・
2011 -
Ohshima, K. I., S. C. Riser: Ocean salinity profiles teach us thinning and volume decrease of the Okhotsk sea-ice cover, IUGG 2011, Melbourne (Australia), June 30, 2011.
2011 -

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Professional career (2)：

1985,3: Master Degree of Science (Hokkaido University)1989,12: Doctor Degree of Science (Hokkaido University) (Hokkaido University)
理学修士 (北海道大学)

Work history (6)：

2018/04 - 現在日本学術振興会学術システム研究センター研究員
2016/04 - 現在 Hokkaido University Arctic Research Center Professor
2008/04 - 現在 Hokkaido University Institute of Low Temperature Science Professor
1994/04 - 2008/03 Hokkaido University Institute of Low Temperature Science
2003/03 - 2004/01 米国ワシントン大学海洋学部滞在研究員

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Committee career (4)：

2017/04 - 現在日本気象学会評議員
2005/04 - 現在日本海洋学会評議員
2009/05 - 2015/03 環境省知床世界自然遺産地域学委員会委員
日本海洋学会英文誌副編集委員

Awards (6)：

2018/08 - 内閣府、文部科学省他第11回海洋立国推進功労者(内閣総理大臣賞) 「極域海洋での中深層水形成・循環の解明」
2016/04 - Minister of Education、Culture、Sports、Science and Technology Commendation for Science and Technology
2015/03 - Oceanographic Society of Japan The Prize of the Oceanographic Society of Japan Studies on the variability of sea ice and its effects on ocean circulation
2008/11 - Meteorological Society of Japan The Horiuchi Prize
2008/03 - 日本海洋学会奨励論文賞

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Association Membership(s) (9)：

特別編集委員 , 日本海洋学会(評議員) , Journal of Geophysical Research , 日本海洋学会 , AGU , American Geophysical Union , Meteorological Society of Japan , Oceanographic Society of Japan , the Meteorological Society of Japan

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