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Watai Mikio  渡井 幹雄

ORCIDConnect your ORCID iD *help
Researcher Number 50829166
Other IDs
Affiliation (Current) 2025: 国立研究開発法人水産研究・教育機構, 水産資源研究所(横浜), 主任研究員
Affiliation (based on the past Project Information) *help 2022 – 2024: 国立研究開発法人水産研究・教育機構, 水産資源研究所(横浜), 主任研究員
2021 – 2023: 国立研究開発法人水産研究・教育機構, 水産資源研究所(横浜), 研究員
2020: 国立研究開発法人水産研究・教育機構, 水研機構(横浜), 研究員
2019: 国立研究開発法人水産研究・教育機構, 中央水産研究所, 研究員
Review Section/Research Field
Except Principal Investigator
Medium-sized Section 40:Forestry and forest products science, applied aquatic science, and related fields / Basic Section 40030:Aquatic bioproduction science-related
Keywords
Except Principal Investigator
数理モデル / 海洋環境 / 初期生態 / 産卵生態 / 資源生態 / 気候変動 / 水産資源変動 / 湧昇流 / 西岸境界流 / 南東ブラジル湾 … More / 魚種交替 / 密度効果 / 卵生産 / 加入研究 / 資源管理 / 水産資源学 / 遺伝子 / 植物色素 / 食物網 / 色素代謝物 / 植物プランクトン / プロクロロコッカス / 食性 / サンマ / カイアシ類 / Synechococcus / Prochlorococcus / copepod / Pacific saury Less
  • Research Projects

    (3 results)
  • Research Products

    (12 results)
  • Co-Researchers

    (16 People)
  •  Mechanisms of species alternations in the Southeastern Brazilian Bight: comparison between western boundary current and upwelling systems

    • Principal Investigator
      高須賀 明典
    • Project Period (FY)
      2021 – 2025
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Review Section
      Medium-sized Section 40:Forestry and forest products science, applied aquatic science, and related fields
    • Research Institution
      The University of Tokyo
  •  Constructing the new basis for fisheries management and recruitment studies through elucidating density-dependent effects on egg production in small pelagic fish

    • Principal Investigator
      高須賀 明典
    • Project Period (FY)
      2020 – 2024
    • Research Category
      Grant-in-Aid for Challenging Research (Pioneering)
    • Review Section
      Medium-sized Section 40:Forestry and forest products science, applied aquatic science, and related fields
    • Research Institution
      The University of Tokyo
  •  Food web analysis in the growth area of Pacific saury based on phytoplankton pigment catabolites

    • Principal Investigator
      Hidaka Kiyotaka
    • Project Period (FY)
      2019 – 2021
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Review Section
      Basic Section 40030:Aquatic bioproduction science-related
    • Research Institution
      Fisheries Research and Education Agency

All 2023 2022 2021

All Journal Article Presentation

  • [Journal Article] Effects of formalin preservation on egg size of small pelagic fish as major target species in ichthyoplankton surveys2022

    • Author(s)
      Nyuji, M., Yoneda, M., Nakamura, M., Watai, M., Yasuda, T., Takasuka, A.
    • Journal Title

      Aquaculture, Fish and Fisheries

      Volume: 2 Issue: 3 Pages: 208-215

    • DOI

      10.1002/aff2.38

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-20K20455
  • [Presentation] 黒潮海流域におけるマイワシ・カタクチイワシの卵サイズ変動とその要因2023

    • Author(s)
      平沢智大・宇都木陸人・渡井幹雄・木下順二・入路光雄・米田道夫・安田十也・高須賀明典
    • Organizer
      2023年度水産海洋学会研究発表大会 (札幌市, 2023年11月)
    • Data Source
      KAKENHI-PROJECT-20K20455
  • [Presentation] Interspecific and intraspecific difference in egg size of two mackerel species Scomber spp. in the western North Pacific2023

    • Author(s)
      Watai, M., Yasuda, T., Kinoshita, J., Nyuji, M., Nagai, S., Takasuka, A., Yoneda, M.
    • Organizer
      11th Indo-Pacific Fish Conference (IPFC) and Annual Conference of the Australian Society for Fish Biology (ニュージーランド・オークランド, 2023年11月)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K20455
  • [Presentation] カタクチイワシの卵サイズの季節・海域間変動と環境要因2022

    • Author(s)
      平沢智大・宇都木陸人・渡井幹雄・木下順二・入路光雄・米田道夫・安田十也・高須賀明典
    • Organizer
      令和4年度日本水産学会春季大会 (オンライン, 2022年3月)
    • Data Source
      KAKENHI-PROJECT-20K20455
  • [Presentation] Egg size variability in Japanese anchovy under the species alternations between anchovy and sardine in the Kuroshio Current system2022

    • Author(s)
      Hirasawa, T., Utsugi, R., Watai, M., Kinoshita, J., Nyuji, M., Yoneda, M., Yasuda, T., Takasuka, A.
    • Organizer
      International Symposium on “Small Pelagic Fish: New Frontiers in Science and Sustainable Management” (ポルトガル・リスボン, 2022年11月)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K20455
  • [Presentation] Interannual variations in egg diameter of two mackerel species in the western North Pacific2022

    • Author(s)
      Watai, M., Yasuda, T., Kinoshita, J., Nyuji, M., Nagai, S., Takasuka, A., Yoneda, M.
    • Organizer
      International Symposium on “Small Pelagic Fish: New Frontiers in Science and Sustainable Management” (ポルトガル・リスボン, 2022年11月)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K20455
  • [Presentation] 冬の黒潮表層生態系におけるハダカイワシ類稚魚の成長速度の地理的変動2022

    • Author(s)
      東口胤成・渡井幹雄・木下順二・佐々千由紀・黒田寛・奥西武・安田十也・高須賀明典
    • Organizer
      2022年度水産海洋学会研究発表大会 (創立60周年記念大会) (横浜市, 2022年11月)
    • Data Source
      KAKENHI-PROJECT-21H04737
  • [Presentation] Egg size variability in Japanese sardine in the Kuroshio Current system at a multidecadal scale2022

    • Author(s)
      Utsugi, R., Hirasawa, T., Watai, M., Kinoshita, J., Nyuji, M., Yoneda, M., Yasuda, T., Takasuka, A.
    • Organizer
      International Symposium on “Small Pelagic Fish: New Frontiers in Science and Sustainable Management” (ポルトガル・リスボン, 2022年11月)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K20455
  • [Presentation] カタクチイワシの卵サイズの時空間変動とその要因2022

    • Author(s)
      平沢智大・宇都木陸人・渡井幹雄・木下順二・入路光雄・米田道夫・安田十也・高須賀明典
    • Organizer
      2022年度水産海洋学会研究発表大会 (創立60周年記念大会) (横浜市, 2022年11月)
    • Data Source
      KAKENHI-PROJECT-20K20455
  • [Presentation] 黒潮海流域におけるマイワシの卵サイズ変動と環境要因2021

    • Author(s)
      宇都木陸人・渡井幹雄・木下順二・入路光雄・米田道夫・安田十也・高須賀明典
    • Organizer
      2021年度水産海洋学会研究発表大会 (長崎市, 2021年11月)
    • Data Source
      KAKENHI-PROJECT-20K20455
  • [Presentation] 冬の黒潮海流域におけるアラハダカ・マガリハダカ稚魚の成長速度の地理的変異2021

    • Author(s)
      東口胤成・渡井幹雄・木下順二・佐々千由紀・黒田寛・奥西武・安田十也・高須賀明典
    • Organizer
      令和4年度日本水産学会春季大会 (オンライン, 2022年3月)
    • Data Source
      KAKENHI-PROJECT-21H04737
  • [Presentation] 黒潮流域におけるボラ・サギフエ仔稚魚の分布2021

    • Author(s)
      臼井茂尭・馬世傑・渡井幹雄・木下順二・入路光雄・安田十也・高須賀明典
    • Organizer
      2021年度水産海洋学会研究発表大会 (長崎市, 2021年11月)
    • Data Source
      KAKENHI-PROJECT-21H04737
  • 1.  高須賀 明典 (00392902)
    # of Collaborated Projects: 3 results
    # of Collaborated Products: 12 results
  • 2.  Hidaka Kiyotaka (70371838)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 3.  柏山 祐一郎 (00611782)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 4.  寒川 清佳 (00824426)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 5.  瀬藤 聡 (10463100)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 6.  安倍 大介 (10565568)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 7.  山口 珠葉 (30845293)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 8.  伊藤 大樹 (80824383)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 9.  清水 勇吾 (10371791)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 10.  入路 光雄 (50732426)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 9 results
  • 11.  米田 道夫 (30450787)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 9 results
  • 12.  中村 政裕 (00781832)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 1 results
  • 13.  亘 真吾 (00416041)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 14.  安田 十也 (10550428)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 3 results
  • 15.  黒田 寛 (30531107)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 2 results
  • 16.  奥西 武 (60374576)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 2 results

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