[J] Oral

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

[A-OS18] Chemical and Biological Oceanography

Sun. May 22, 2022 3:30 PM - 5:00 PM 201A (International Conference Hall, Makuhari Messe)

convener:Kazuhiro Misumi(Sustainable System Research Laboratory, Central Research Institute of Electric Power Industry), convener:Michiyo Yamamoto-Kawai(Graduate School of Marine Science and Technology, Tokyo University of Marine Science and Technology), Chairperson:Kazuhiro Misumi(Sustainable System Research Laboratory, Central Research Institute of Electric Power Industry), Michiyo Yamamoto-Kawai(Graduate School of Marine Science and Technology, Tokyo University of Marine Science and Technology)

This session invites presentations on a wide variety of topics related to chemical and biological oceanography.

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3:30 PM - 3:45 PM

[AOS18-01] DNA metabarcoding focused on plankton as an effective approach for the reconstruction of past environment

*Yasuhide Nakamura¹, Hiroto Kajita³, Ayumi Maeda⁴, Koji Seto¹, Takuto Ando¹, Kota Katsuki¹, Yoshiki Saito¹, Eri Tanaka Ogiso² (1.Estuary Research Center, Shimane University, 2.National Museum of Nature and Science, 3.National Institute of Polar Research, 4.National Institute of Advanced Industrial Science and Technology )

3:45 PM - 4:00 PM

[AOS18-02] Biological reaction to environmental contamination of metal-based nanoparticles in marine unicellular eukaryote

*Yurika Ujiie¹, Yuta Matsubara², Takayuki Ushikubo³, Akihiro Tame⁴, Yoshiyuki Ishitani³ (1.Center for Advanced Marine Core Research, Kochi University, 2.Faculty of Agriculture and Marine Sciences, Kochi University, 3.Institute for Extra-Cutting-Edge Science and Technology Avant-garde Research (X-star), Japan Agency for Marine-Earth Science and Technology (JAMSTEC), 4.Department of Marine and Earth Sciences, Marine Works Japan Ltd.)

4:00 PM - 4:15 PM

[AOS18-03] Impact of sea ice meltwater on biogeochemical condition and spring phytoplankton bloom in the southern Sea of Okhotsk

*Momoka Imai^1,2, Aiko Murayama², Kazuya Ono³, Youhei Yamashita⁴, Koji Suzuki⁴, Tomohiro Nakamura², Kay I. Ohshima², Humio Mitsudera², Jun Nishioka² (1.Graduate School of Environmental Science, Hokkaido University, 2.Pan-Okhotsk Research Center, Institute of Low Temperature Science, Hokkaido University, 3.Institute of Low Temperature Science, Hokkaido University, 4.Faculty of Environmental.Earth Science, Hokkaido University)

4:15 PM - 4:30 PM

[AOS18-04] Characterization of water masses around the southern Ryukyu Islands based on
Nd isotope composition of benthic foraminifers and H and O isotope compositions of seawater

*Andros Daniel Cruz Salmeron¹, Hideko Takayanagi¹, Shigeyuki Wakaki², Hitomi Uchimura Wakaki³, Takuya Itaki⁴, Tsuyoshi Ishikawa², Yasufumi Iryu¹ (1.Tohoku University, 2.JAMSTEC, 3.Kochi University , 4.AIST)

4:30 PM - 4:45 PM

[AOS18-05] The Distribution Process of North Pacific Subtropical Mode Water revealed from the Biogeochemical Variability

*Ono Hisashi¹, Masao Ishii¹, Daisuke Sasano² (1.Meteorological Research Institute, 2.Japan Meteorological Agency)

4:45 PM - 5:00 PM

[AOS18-06] The comparison of an observational dataset and CMIP5,6 models for deoxygenation in the North Pacific over the past half-century

*Yumi Abe¹, Shoshiro Minobe¹ (1.Hokkaido University)

Session information

[A-OS18] Chemical and Biological Oceanography

[AOS18-01] DNA metabarcoding focused on plankton as an effective approach for the reconstruction of past environment

[AOS18-02] Biological reaction to environmental contamination of metal-based nanoparticles in marine unicellular eukaryote

[AOS18-03] Impact of sea ice meltwater on biogeochemical condition and spring phytoplankton bloom in the southern Sea of Okhotsk

[AOS18-04] Characterization of water masses around the southern Ryukyu Islands based on
Nd isotope composition of benthic foraminifers and H and O isotope compositions of seawater

[AOS18-05] The Distribution Process of North Pacific Subtropical Mode Water revealed from the Biogeochemical Variability

[AOS18-06] The comparison of an observational dataset and CMIP5,6 models for deoxygenation in the North Pacific over the past half-century

Authentication

Session information

[A-OS18] Chemical and Biological Oceanography

[AOS18-01] DNA metabarcoding focused on plankton as an effective approach for the reconstruction of past environment

[AOS18-02] Biological reaction to environmental contamination of metal-based nanoparticles in marine unicellular eukaryote

[AOS18-03] Impact of sea ice meltwater on biogeochemical condition and spring phytoplankton bloom in the southern Sea of Okhotsk

[AOS18-04] Characterization of water masses around the southern Ryukyu Islands based onNd isotope composition of benthic foraminifers and H and O isotope compositions of seawater

[AOS18-05] The Distribution Process of North Pacific Subtropical Mode Water revealed from the Biogeochemical Variability

[AOS18-06] The comparison of an observational dataset and CMIP5,6 models for deoxygenation in the North Pacific over the past half-century

Authentication

[AOS18-04] Characterization of water masses around the southern Ryukyu Islands based on
Nd isotope composition of benthic foraminifers and H and O isotope compositions of seawater