[J] Oral

A (Atmospheric and Hydrospheric Sciences ) » A-OS Ocean Sciences & Ocean Environment

[A-OS25] Oceanography (General)

Mon. May 25, 2026 9:00 AM - 10:30 AM 201B (International Conference Hall, Makuhari Messe)

Chairperson:Fujiwara Yasushi(Graduate School of Maritime Sciences, Kobe University), Yasunaka Sayaka(Tohoku University)

This session invites presentations on a wide range of topics related to oceanography. We welcome presentations of research using a variety of methods, including theoretical research, analysis of observational data, laboratory experiments, and numerical modeling related to Physical Oceanography, Chemical Oceanography, Biological Oceanography, Paleo Oceanography and related interdisciplinary fields. Presentations in English are also welcome.

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Introduction (9:00 AM - 9:15 AM)

9:15 AM - 9:30 AM

[AOS25-01] Application of Energy-Orthogonal Vertical-Mode Decomposition Based on Surface Quasi-Geostrophy to Realistic Ocean

Kazuho Amishiki¹, *Katsuro Katsumata¹ (1. University of Tokyo)

9:30 AM - 9:45 AM

[AOS25-02] Analysis of mesoscale eddy structure in the North Pacific using Lagrangian coherent structure

*Toru Sugiyama¹, Shiro Nishikawa¹, Masao Kurogi¹, Hideyuki Nakano², Yoichi Ishikawa¹ (1. Japan Agency for Marine-Earth Science and Technology, Research Institute for Value-Added-Information Generation, Center for Earth Information Science and Technology, 2. Meteorological Research Institute)

9:45 AM - 10:00 AM

[AOS25-03] Inter-basin asymmetry in Meridional Overturning Circulation under zonally uniform and inter-hemisphere symmetric forcing

*Hiroki Tsuribe¹, Yutaka Yoshikawa¹ (1. Graduate School of Science, Kyoto University)

10:00 AM - 10:15 AM

[AOS25-04] Optimal estimation of subsurface heat and salt fluxes to better represent water-mass formation in the coastal regions: Preliminary results and evaluation

*Satoshi Osafune¹, Toshimasa Doi¹, Nozomi Sugiura¹, Shinya Kouketsu¹ (1. Japan Agency for Marine-Earth Science and Technology)

10:15 AM - 10:30 AM

[AOS25-05] Toward a mechanistic characterisation of marine heatwaves

*Neil Holbrook¹, Zijie Zhao², Antonietta Capotondi^3,4, Sophie Cravatte^5,6, Jules Kajtar⁷, Alex Sen Gupta⁸, Erik Behrens⁹, Martina Doblin^10,11, Ming Feng¹², Andrew Kiss¹³, Claire Spillman¹⁴ (1. Univ. of Tasmania, 2. UCI, 3. Univ. Colorado, 4. NOAA/PSL, 5. Univ. Toulouse, 6. IRD, 7. NOC, 8. Univ. NSW, 9. Earth Sci. NZ, 10. UTS, 11. SIMS, 12. CSIRO, 13. ANU, 14. BoM)

Session information