Eddy-related processes in the Cape Darnley polynya, leading to Antarctic Bottom Water formation.

Masashi Machida

Presentation information

[J] Oral

M (Multidisciplinary and Interdisciplinary) » M-IS Intersection

[M-IS21] Southern Ocean and Antarctic Ice Sheet Science

Fri. May 29, 2026 10:45 AM - 12:15 PM 104 (International Conference Hall, Makuhari Messe)

Chairperson:Matsui Hiroki(Graduate School of International Resource Sciences, Akita University), Oyabu Ikumi(National Institute of Polar Research, Research Organization of Information and Systems)

11:30 AM - 11:45 AM

[MIS21-03] Eddy-related processes in the Cape Darnley polynya, leading to Antarctic Bottom Water formation.

*Masashi Machida¹, Kay I. Ohshima², Daisuke Simizu³, Kazuki Nakata⁴, Alex Fraser⁵, Takeshi Tamura³, Shigeru Aoki², Yasushi Fukamachi⁶ (1. Graduate School of Environmental Science,Hokkaido University, 2. Institute of Low Temperature Science,Hokkaido University, 3. National Institute of Polar Research, 4. Earth Observation Research Center, Japan Aerospace Exploration Agency, 5. Institute for Marine and Antarctic Studies, University of Tasmania, 6. Arctic Research Center,Hokkaido University)

Keywords:Dense Shelf Water (DSW), Antarctic Bottom Water (AABW), Cape Darnley Polynya, Coastal Trapped Waves (CTWs), Baroclinic instability, Modified Circumpolar Deep Water (mCDW)