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Hydrodynamic effect on the production and fate of coral mucus

研究課題

研究課題/領域番号 23K17033
研究種目

若手研究

配分区分基金
審査区分 小区分63010:環境動態解析関連
研究機関沖縄科学技術大学院大学

研究代表者

WU Heng  沖縄科学技術大学院大学, 海洋生態物理学ユニット, ポストドクトラルスカラー (90898230)

研究期間 (年度) 2023-04-01 – 2025-03-31
研究課題ステータス 交付 (2023年度)
配分額 *注記
3,250千円 (直接経費: 2,500千円、間接経費: 750千円)
2024年度: 2,210千円 (直接経費: 1,700千円、間接経費: 510千円)
2023年度: 1,040千円 (直接経費: 800千円、間接経費: 240千円)
キーワードTEP / coral / hydrodynamics / coral mucus / coral reef / organic matter / ocean modeling
研究開始時の研究の概要

This project will evaluate hydrodynamic effects on the production and fate of coral mucus and the induced aggregates by combining laboratory experiments, field observations, and reef circulation modeling.

研究実績の概要

In FY2023, I completed the laboratory experiments evaluating flow effects on mucus production for branching corals and conducted field observation for the production, transport and fate of coral mucus in Onna, Okinawa. The fieldwork included a month-long flow measurements and several days of water sampling to evaluate the dependence of concentration of mucus-like organic matter in the seawater on tidal motion and its spatial distribution. I am currently in the process of analyzing data collected in the field observation and developing the numerical regional circulation model for the fieldwork site that will help explain the field observation results.
Preliminary results from this project have been presented in two conferences and one journal article has been submitted (under review).

現在までの達成度 (区分)
現在までの達成度 (区分)

1: 当初の計画以上に進展している

理由

Fieldwork that was planned for in FY2024 was completed and I am in the stage of data analysis. I also started working on developing the numerical model which was originally planned to start in FY2024 because I anticipate the development may be more challenging than initially estimated.

今後の研究の推進方策

In FY2024, I will continue to work on the analysis of field observation data, developing and validating the regional ocean circulation model including coastal processes such as wave-current interaction. After completing the model development and validation, I will work on synthesizing the results of numerical model and field observations.

報告書

(1件)
  • 2023 実施状況報告書
  • 研究成果

    (2件)

すべて 2023

すべて 学会発表 (2件) (うち国際学会 1件)

  • [学会発表] Effects of flows on transparent exopolymer particle release by branching corals2023

    • 著者名/発表者名
      Heng Wu, Yosuke Yamada, Po-Shun Chuang, Kota Ishikawa, Satoshi Mitarai
    • 学会等名
      Japan Geoscience Union Meeting 2023
    • 関連する報告書
      2023 実施状況報告書
  • [学会発表] Effects of flows on the transparent exopolymer particle concentration in a fringing coral reef: field observations2023

    • 著者名/発表者名
      Heng Wu, Kota Ishikawa, Yosuke Yamada, Akinori Murata, Satoshi Mitarai
    • 学会等名
      American Geophysical Union Fall Meeting 2023
    • 関連する報告書
      2023 実施状況報告書
    • 国際学会

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公開日: 2023-04-13   更新日: 2024-12-25  

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