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Clarification of maintenance mechanism for an annual community eelgrass bed that cannot be over summer

Research Project

Project/Area Number 15K00629
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Environmental and ecological symbiosis
Research InstitutionUbe National College of Technology

Principal Investigator

NAKANO YOICHI  宇部工業高等専門学校, 物質工学科, 教授 (10325152)

Co-Investigator(Kenkyū-buntansha) 杉本 憲司  宇部工業高等専門学校, 物質工学科, 准教授 (40634176)
青木 薫  米子工業高等専門学校, その他部局等, 教授 (30270317)
Research Collaborator Fujii Takatoshi  米子工業高等専門学校, 物質工学科, 准教授
Project Period (FY) 2015-04-01 – 2018-03-31
Project Status Completed (Fiscal Year 2017)
Budget Amount *help
¥4,680,000 (Direct Cost: ¥3,600,000、Indirect Cost: ¥1,080,000)
Fiscal Year 2017: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000)
Fiscal Year 2016: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2015: ¥2,600,000 (Direct Cost: ¥2,000,000、Indirect Cost: ¥600,000)
Keywordsアマモ場 / 種子供給 / 群落維持機構 / 単年性アマモ場 / 種子移動 / 越夏できないアマモ場 / 単年生アマモ場 / 種母 / 種子流動 / マイクロサテライト
Outline of Final Research Achievements

In the survey from 2013 to 2015, the shallow eelgrass bed around Funashima Takehara City in Hiroshima Prefecture was an eelgrass bed that cannot be summer. In the survey of 2015, It measured in the winter that the number of seeds of eelgrass in the soil on the eelgrass was larger than the number of reproductive strains formed in this field. Therefore, it was predicted that seeds will be supplied from around the Georgetown Islands and the field of eelgrass will be maintained in the next year. The flow of the surrounding sea area from May to July Seeds was contained in sea cucumber and was floating. A survey of drifting buoys equipped with GPS at the same season showed that they were floating within the Geiyo Islands area. Also, as a result of microsatellite analysis with three sites of eelgrass near this eelgrass bed, it was suggested that they are very similar and that seeds are supplied from the surrounding area.

Report

(4 results)
  • 2017 Annual Research Report   Final Research Report ( PDF )
  • 2016 Research-status Report
  • 2015 Research-status Report
  • Research Products

    (4 results)

All 2017 2016 2015

All Journal Article (2 results) (of which Peer Reviewed: 2 results,  Open Access: 1 results) Presentation (2 results)

  • [Journal Article] Coexistence between Zostera marine and Zostera japonica in seagrass beds of the Seto Inland Sea2017

    • Author(s)
      Kenji Sugimoto, Yoichi NAKANO, Tetsuji OKUDA, Satoshi NAKAI, Wataru NISHIJIMA, Mitsumasa OKADA
    • Journal Title

      Journal of Ecology and Environment

      Volume: 41 Issue: 1 Pages: 1-9

    • DOI

      10.1186/s41610-017-0026-3

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] 浚渫土を利用した藻場生育基盤造成による 藻場生態系の長期評価2015

    • Author(s)
      杉本 憲司・中野 陽一・土田 孝・岡田 光正
    • Journal Title

      土木学会論文集B2(海岸工学)

      Volume: 71

    • NAID

      130005109371

    • Related Report
      2015 Research-status Report
    • Peer Reviewed
  • [Presentation] Planar distribution of Zostera marina leaves drifted in the east central sea area of Geiyo islands and microsatellite analysis2016

    • Author(s)
      中西 叶, 青木 薫, 日野 英壱, 藤井 貴敏, 伊達 勇介, 須崎 萌実, 中野 陽一
    • Organizer
      日本化学会中国四国
    • Place of Presentation
      香川大学幸町キャンパス
    • Year and Date
      2016-11-15
    • Related Report
      2016 Research-status Report
  • [Presentation] アマモ類の生育分布に及ぼす海底地盤高と陸上地形の影響2015

    • Author(s)
      ○杉本憲司、本廣一紗、伊藤達哉、笹本健生、中野陽一 奥田哲士, 中井智司, 西嶋渉、岡田光正
    • Organizer
      日本水環境学会
    • Place of Presentation
      信州大学 長野キャンパス
    • Year and Date
      2015-09-14
    • Related Report
      2015 Research-status Report

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Published: 2015-04-16   Modified: 2019-03-29  

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