Shallow oxygen maximum, net community production and oxygen release to the atmosphere in spring to fall in the western North Pacific subtropical gyre as observed by the Argo floats equipped with oxygen and pH sensors

Masao Ishii

Presentation information

[E] Oral

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

[A-OS22] Advancing global ocean observation through the expansion of Argo to OneArgo

Fri. May 29, 2026 10:45 AM - 12:15 PM 201A (International Conference Hall, Makuhari Messe)

Chairperson:Hosoda Shigeki(JAMSTEC), Katsura Shota(Department of Geophysics, Graduate School of Science, Tohoku University), zilberman V nathalie, Takeshita Yuichiro(Monterey Bay Aquarium Research Institute)

11:05 AM - 11:25 AM

[AOS22-07] Shallow oxygen maximum, net community production and oxygen release to the atmosphere in spring to fall in the western North Pacific subtropical gyre as observed by the Argo floats equipped with oxygen and pH sensors

*Masao Ishii¹, Naohiro Kosugi¹, Katsuya Toyama¹, Takahiro Toyoda¹, Hisashi Ono², Yosuke Iida², Daisuke Sasano², Kanako Sato³, Shigeki Hosoda³, Eitarou Oka⁴ (1. Meteorological Research Institute, Japan Meteorological Agency, 2. Japan Meteorological Agency, 3. Japan Agency for Marine-Earth Science and Technology, 4. Atmosphere and Ocean Research Institute, The University of Tokyo)

Keywords:Shallow Oxygen Maximum, Net Community Production, Air-sea oxygen flux, Western North Pacific subtropical gyre, Biogeochemical Argo