JpGU Meeting 2019
Session outline| Atmospheric and Hydrospheric Sciences (A) | ||
|---|---|---|
| Session Sub-category | Ocean Sciences & Ocean Environment(OS) | |
| Session ID | A-OS09 | |
| Title | Ocean Mixing Processes: Impact on Biogeochemistry, Climate and Ecosystem | |
| Short Title | OMIX | |
| Main Convener | Name | Ichiro Yasuda |
| Affiliation | Atmosphere and Ocean Research Institute, The University of Tokyo | |
| Co-Convener 1 | Name | Toshiyuki Hibiya |
| Affiliation | Department of Earth and Planetary Science, Graduate School of Science, University of Tokyo | |
| Co-Convener 2 | Name | Jun Nishioka |
| Affiliation | Hokkaido University, Institute of low temperature sciences | |
| Co-Convener 3 | Name | Shin-ichi Ito |
| Affiliation | Atmosphere and Ocean Research Institute, The University of Tokyo | |
| Session Language | E | |
| Scope | The interdisciplinary study on ocean diapycnal mixing and its impacts (Ocean Mixing Processes: Impact on Biogeochemistry, Climate and Ecosystem (OMIX) 2015-2020) is opening the integrated sciences from physical, chemical, biological oceanography to climate and fisheries sciences. In this section, results during the four years of OMIX projects and other related presentations are all welcome to be summarized and to facilitate plans of next projects. | |
| Presentation Format | Oral and Poster presentation | |
| Invited Authors | Sylvia T Cole (Woods Hole Oceanographic Institution) Enrique N Curchitser (Rutgers University New Brunswick) Seth L Danielson (University of Alaska Fairbanks) Eric L Kunze (NorthWest Research Associates Redmond) Tetjana Ross (Institute Of Ocean Sciences) Qianjiang Xing (Institute for Marine and Antarctic Studies, Unversity of Tasmania, AUSTRALIA ) Xinyu Guo (Center for Marine Environmental Studies, Ehime University) Maki Noguchi Aita (Japan Agency for Marine-Earth Science and Technology) Takao Kawasaki (Atmosphere and Ocean Research Insitutute, the University of Tokyo) | |
| Time | Presentation No | Title | Presenter | Abstract |
|---|---|---|---|---|
| Oral Presentation May 26 AM1 | ||||
| 09:10 - 09:30 | AOS09-01 | Model Spectra for Turbulence Below and Above the Ozmidov Wavenumber | Eric L Kunze | |
| 09:30 - 09:45 | AOS09-02 | A new parameterization of turbulent mixing caused by tidal flow over abyssal rough bathymetry | Toshiyuki Hibiya | |
| 09:45 - 10:00 | AOS09-03 | Development of CTD-attached microstructure measurements and basin-scale turbulence distribution in the North Pacific | Ichiro Yasuda | |
| 10:00 - 10:15 | AOS09-04 | The deep Pacific meridional overturning circulation simulated by a low-resolution ocean model | Takao Kawasaki | |
| 10:15 - 10:30 | AOS09-05 | The Role of Mixing and Geothermal Heating in Altering AABW and NADW Pathways | Qianjiang Xing | |
| Oral Presentation May 26 AM2 | ||||
| 10:45 - 11:00 | AOS09-06 | Longterm changes in heat content, salinity and stratification over the Pacific Arctic and Subarctic continental shelves | Seth L Danielson | |
| 11:00 - 11:15 | AOS09-07 | Important roles of marginal seas and intermediate water for micro- and macro-nutrients circulation in the North Pacific | Jun Nishioka | |
| 11:15 - 11:30 | AOS09-08 | An insight into chemical speciation of dissolved iron in the intermediate water of the North Pacific | Youhei Yamashita | |
| 11:30 - 11:45 | AOS09-09 | Change in lower trophic level ecosystem and its complex mechanism in the North Pacific | Maki Noguchi Aita | |
| 11:45 - 12:00 | AOS09-10 | Numerical simulation of iron cycle in the North Pacific | Kazuhiro Misumi | |
| 12:00 - 12:15 | AOS09-11 | Influence of tide on the growth and migration of walleye pollock (Gadus chalcogrammus) in the Oyashio region | Shin-ichi Ito | |
| Oral Presentation May 26 PM1 | ||||
| 13:45 - 14:00 | AOS09-12 | What can horizontal stirring tell us about vertical mixing? | Sylvia T Cole | |
| 14:00 - 14:15 | AOS09-13 | Acoustic remote sensing of ocean mixing | Tetjana Ross | |
| 14:15 - 14:30 | AOS09-14 | Assessment of the effectiveness of the global ocean state estimation using tide-induced mixing parameterizations | Satoshi Osafune | |
| 14:30 - 14:45 | AOS09-15 | Energetics of Eddy-Mean Flow Interactions in Western Boundary Currents: The Kuroshio and the Gulf Stream | Enrique N Curchitser | |
| 14:45 - 15:00 | AOS09-16 | Mixing Processes in the Kuroshio region and their influence on the low-trophic ecosystem | Xinyu Guo | |
| 15:00 - 15:15 | AOS09-17 | Very strong turbulent mixing over 30-km and 200-m lateral and vertical scales in the Kuroshio near the continental slope in Hyuganada Sea | Takeyoshi Nagai | |
| Oral Presentation May 27 PM2 | ||||
| 15:30 - 15:45 | AOS09-18 | Searching 18.6 year tidal modulation impact in a global gridded ocean oxygen dataset with its improvements | Shoshiro Minobe | |
| 15:45 - 16:00 | AOS09-19 | Contribution of tidal energy dissipation to variations of transient climate response and steric sea level rise through ocean heat uptake | Michio Watanabe | |
| 16:00 - 16:15 | AOS09-20 | A Wave Resolving Simulation for Upper Ocean Turbulence Driven by Wave-Current Interaction | Yutaka Yoshikawa | |
| 16:15 - 16:30 | AOS09-21 | Revisiting the Characteristics of Mixing Efficiency in the Brazil Basin | Takashi Ijichi | |
| 16:30 - 16:45 | AOS09-22 | Instabilities of finite-amplitude internal wave beams | Yohei Onuki | |
| 16:45 - 17:00 | AOS09-23 | Evaluation of nutrient flux enhanced by double diffusion in the Kuroshio using glider measurements | Keunjong Lee | |
| Presentation No | Title | Presenter | Abstract |
|---|---|---|---|
| Poster Presentation May 26 PM2 | |||
| AOS09-P01 | Correction method of fast-response thermistors data to estimate turbulence intensity | kimura shino | |
| AOS09-P02 | Observation of turbulent mixing using a deep float with microstructure sensors | Shuo Zhai | |
| AOS09-P03 | Evaluation of the underwater glider flight model using the electromagnetic current sensor | Takahiro Tanaka | |
| AOS09-P04 | Mixing processes observed by a slocum glider at the Oyashio-TWC front | Daisuke Hasegawa | |
| AOS09-P05 | Impact of the astronomical lunar 18.6-yr tidal cycle on El-Niño and Southern Oscillation | Ichiro Yasuda | |
| AOS09-P06 | The effect of 18.6-year period lunar nodal cycle on Pacific Decadal Oscillation (PDO) | Masaki Hamamoto | |
| AOS09-P07 | A comparison of ocean deoxygenation between CMIP5 models and an observational dataset | Yumi Abe | |
| AOS09-P08 | Pacific Ocean State Estimation and Clarification of Mechanism of Ocean Circulation by Data Synthesis of Global Observations | Shuhei Masuda | |
| AOS09-P09 | Impact of Tidal Vertical Mixing to Barotropic Water Exchange between the Sea of Okhotsk and Pacific through Diffusive Adjustment with Turbulent Closure Scheme | Hung Wei Chou | |
| AOS09-P10 | Distributions of organic Fe-binding ligands in the eastern and western subarctic North Pacific | Yoshiko Kondo | |
| AOS09-P11 | Chemical and physical speciation of copper in the subarctic North Pacific | Kuo Hong Wong | |
| AOS09-P12 | Latitudinal and temporal variations in phytoplankton size structure within mesoscale eddies from space | Hisatomo Waga | |
| AOS09-P13 | Structure and impact of the Kuroshio nutrient stream | Kosei Komatsu | |
| AOS09-P14 | Enhanced nutrient supply and biogeochemical impacts induced by internal waves in the oligotrophic northern South China Sea | Chin-chang Hung | |
| AOS09-P15 | Mixing over the eastern ridge in the Luzon Strait caused by high-mode internal waves | Akie Sakai | |
| AOS09-P16 | From the Luzon Strait to the Tsushima Strait: Water masses and nutrient transports approached using 137Cs | Siteng Zhu | |
| AOS09-P17 | Impact of cyclonic eddies and typhoons on biogeochemistry in the oligotrophic ocean based on time-series observation at the western Pacific subtropical station KEO | Makio Honda | |
| AOS09-P18 | Island-mass effect on the phytoplankton and zooplankton community in south of Japan | Kiyotaka Hidaka | |
| AOS09-P19 | Influence of enhanced deep circulation due to geothermal heat on biogeochemical cycle in the Pacific Ocean | Shogo Urakawa | |
| AOS09-P20 | The Parameterization of the Pressure-Strain Correlations in the Stably or Unstably Stratified Ocean Surface Layer. | Yusuke Ushijima | |
| AOS09-P21 | Numerical studies on asymmetric responses of the upper ocean to tropical cyclone | Daiki Okura | |
| AOS09-P22 | Influence of the distortion of the internal wave field on estimates of turbulent mixing using fine-scale parameterizations | Anne Takahashi | |