MAEKAWA Koji 前川光司

Researcher Number	80002301
Other IDs
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Affiliation (based on the past Project Information) *help	2012: 北海道大学, その他部局等, 名誉教授 2010 – 2012: 北海道大学, 名誉教授 2008: Hokkaido University, 名誉教授 2005 – 2007: 北海道大学, 北方生物圏フィールド科学センター, 教授 2006: 北海道大学, 北方生物園フィールド科学センター, 教授 … More 2001 – 2003: 北海道大学, 北方生物圏フィールド科学センター, 教授 2001: Field Science Center for northern Biosphere, Hokkaido University, Professor, 教授 2000: Hokkaido Univ. University Forests, Prof., 農学部・付属演習林, 教授 1999 – 2000: Forest, Hokkaido Univ., Professor, 農学部・附属演習林, 教授 1998: 北海道大学, 農学部附属演習林, 教授 1997: 北海道大学, 農学部附属演習林, 助教授 1996 – 1997: 北海道大学, 農学部・附属演習林, 助教授 1995 – 1997: 北海道大学, 農学部, 助教授 1987 – 1988: 北海道大学, 歯学部, 助手 Less
Review Section/Research Field	Principal Investigator 生態 / General fisheries / Ecology/Environment Except Principal Investigator 生態 / General fisheries / Ecology/Environment / 林学 / 環境影響評価(含放射線生物学) / Resource conservation science
Keywords	Principal Investigator サケ科魚類 / マイクロサテライトDNA / サクラマス / 繁殖成功 / スニーカー / 繁殖行動 / Dolly Varden charr / Salmonidae / extinction probability / genetic flow … More / local population / meta-population / 個体群動態 / 局所個体群 / 母川回帰 / 遺伝的距離 / オショロコマ / 絶滅確率 / 遺伝的交流 / 局所集団 / メタ個体群 / changing environment / reproductive success / finger printing DNA / sexual selection / body size / mature male parr / slmonid fishes / 閾値モデル / 性選択 / 河川残留型 / 降海型 / 生活史動態 / 生活史多型 / 環境変動 / サクラマス雄 / 受精成功 / 中型個体 / スニーク / 順位 / 食卵 / 産卵行動 / 残留型 / オス2型 / 攻撃 / 雄2型 / サケ科 / 遺伝的分析 / 差別的食卵 / 親子判別 / 差別的卵食 / 生態学的2型 / 行動観察 / 体色変化 / 大型水槽 / 行動の遺伝 … More Except Principal Investigator ミトコンドリアDNA / DNA / エゾヤチネズミ / 鳥類群集 / 繁殖生態 / 食物網 / Reproductive ecology / オショロコマ / 地理的変異 / 個体数変動 / 遺伝的空間構造 / Population enetics / Reproductive isolation / Alaska / Arctic charr / Dolly varden / 残留型 / 集団遺伝 / 生殖的隔離 / アラスカ / 北極イワナ / geographic variation / genetic spatial structure / population dynamics / the grey-sided vole / 周期性 / Synchronism / Seasonality / Density dependence / Cycle / Periodicity / population / The grey-sided vole Clethrionomys rufocanus / Rodents / 同調性 / 季節性 / 密度依存性 / サイクル / 周期変動 / 個体群 / 齧歯類 / Evaluation of influence / Native fish community / Commpetitive relationship / Predation pressure / Anadromy / Life-history variation / Brown trout / Invasive alien salmonid / 在来魚類群集への影響 / 遺伝的多様性 / 生態的圧迫 / 近縁種間競争 / 放流・定着 / 外来性魚食魚 / 影響評価 / 在来魚類群集 / 競争関係 / 捕食圧 / 遡河回遊 / 生活史変異 / ブラウントラウト / 侵略的外来種 / Large-scale manipulative Field Experiment / Fish Community / Bird Community / Forest-stream Ecotone / Landscape Ecology / 森林―河川相互作用 / 森林-河川相互作用 / 現存量 / 多様性 / 補償効果 / 羽化水生昆虫 / 資源移流 / 日米共同研究 / 野外操作実験 / 大規模野外操作実験 / 魚類群集 / 河川-森林エコトーン / 景観生態学 / ecosystem interface / profile / Community assembrage / life forms / Disturbance / ecosystem engineer / Asymmetric competition / Plant-animal interaction / 植物網 / 資源勾配 / 樹木群集 / 昆虫群集 / 採餌活性 / 種多様性 / カスケード効果 / 結実豊凶 / 産卵選好性 / 炭素固定速度 / 機能タイプ / トレードオフ / 光資源分割 / 階層構造 / 多様性-生産性仮説 / 貯蔵物質 / 繁殖成功 / 開花フェノロジー / 資源制限 / 生態系境界面 / 垂直構造 / 群集配列 / 生活形 / 攪乱 / 生態系駆動 / 非対称競争 / 動植物の相互作用 / global warming / Changing environment / effective population size / Landlocked population / Ephemeral population / DNA analysis / biological extinction / Freshwater fishes / 水温の歴史的変化 / 地球温暖化 / 遺伝的変異性 / レトロポゾン / 局所個体群 / 数理モデル / 種間競争 / 繁殖様式 / 遺伝的変異 / 人為的影響 / 絶滅機構 / 鮭科 / 淡水魚類 / 隔離個体数 / 稼辺個体群 / 隔離個体群 / 縁辺個体群 / 有効個体数 / 絶滅 / 産卵行動 / サケ科魚類 / migration model / population structure / landlock / coevolution / residence / testosterone / mtDNA / diadromy / 集団遺伝子 / 回遊モデル / 集団構造 / 陸封 / 共進化 / 残留 / テストステロン / 通し回遊 / 遺伝的集団構造 / 進化的に重要な単位 / 集団遺伝構造 / イワナ属魚類 / 遺伝子資源保全 / ドリフト / 瓶首効果 / 遺伝的浮動 Less

Phylogeography and evolutionary significant units of genus Salvelinus in the North Pacific rim
- Principal Investigator
  
  YAMAMOTO Shoichiro
- Project Period (FY)
  2010 – 2012
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Resource conservation science
- Research Institution
  Fisheries Research Agency
Effects of population dynamics on spatial genetic structure ofgrey-sided vole populations in Hokkaido
- Principal Investigator
  
  SAITOH Takashi
- Project Period (FY)
  2007 – 2008
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Ecology/Environment
- Research Institution
  Hokkaido University
Reproductive success and aggressive behaviours in life history phenotypes in male Masu salmonPrincipal Investigator
- Principal Investigator
  
  MAEKAWA Koji
- Project Period (FY)
  2007 – 2008
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  General fisheries
- Research Institution
  Hokkaido University
サケ科魚類雄は自分の卵を識別しているか?-DNA解析による差別的食卵行動の解明Principal Investigator
- Principal Investigator
  
  前川光司
- Project Period (FY)
  2005 – 2006
- Research Category
  
  Grant-in-Aid for Exploratory Research
- Research Field
  
  Ecology/Environment
- Research Institution
  Hokkaido University
Relationship between population fluctuation pattern and spatial genetic structure in grey-sided vole populations in Hokkaido, Japan
- Principal Investigator
  
  SAITOH Takashi
- Project Period (FY)
  2005 – 2006
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Ecology/Environment
- Research Institution
  HOKKAIDO UNIVERSITY
Mechanisms of density dependence in fluctuating vole populations.
- Principal Investigator
  
  SAITOH Takashi
- Project Period (FY)
  2002 – 2003
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  生態
- Research Institution
  HOKKAIDO UNIVERSITY
サケ科魚類における繁殖行動の遺伝に関する技術開発Principal Investigator
- Principal Investigator
  
  前川光司
- Project Period (FY)
  2001 – 2002
- Research Category
  
  Grant-in-Aid for Exploratory Research
- Research Field
  
  生態
- Research Institution
  Hokkaido University
Evaluation of the influence of an alien salmonid, Salmo trutta, on the native freshwater fish community
- Principal Investigator
  
  GOTO Akira
- Project Period (FY)
  2001 – 2002
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  General fisheries
- Research Institution
  HOKKAIDO UNIVERSITY
Food Web Linkage between Forest and Stream Ecosystems: Evaluation by Large-scale Field Manipulation Experiment
- Principal Investigator
  
  MURAKAMI Masashi, 中野繁
- Project Period (FY)
  1999 – 2001
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  生態
- Research Institution
  HOKKAIDO UNIVERSITY
  Kyoto University
Population dynamics of meta-population and ineraction among local populationPrincipal Investigator
- Principal Investigator
  
  MAEKAWA Koji
- Project Period (FY)
  1998 – 2000
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  生態
- Research Institution
  HOKKAIDO UNIVERSITY
Maintenance mechanisms of biodiversity and three-dimensional structure in a northern forest.
- Principal Investigator
  
  HIURA Tsutomu, 石城謙吉
- Project Period (FY)
  1996 – 1999
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  林学
- Research Institution
  HOKKAIDO UNIVERSITY
Long-term dynamics of dimorphism in salmonid fishes in changing environmentPrincipal Investigator
- Principal Investigator
  
  MAEKAWA Koji
- Project Period (FY)
  1996 – 1997
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  生態
- Research Institution
  HOKKAIDO UNIVERSITY
Origins and Mechanisms of Diadromy in Fishes
- Principal Investigator
  
  TSUKAMOTO Katsumi
- Project Period (FY)
  1995 – 1997
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  General fisheries
- Research Institution
  THE UNIVERSITY OF TOKYO
Extinction mechanism of fresh water fishes in changing environment
- Principal Investigator
  
  NAGOSHI Makoto
- Project Period (FY)
  1995 – 1997
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  環境影響評価(含放射線生物学)
- Research Institution
  NARA WOMEN'S UNIVERSITY
オショロコマ(サケ科)の繁殖生物学的研究
- Principal Investigator
  
  FUMIO YAMAZAKI
- Project Period (FY)
  1987
- Research Category
  
  Grant-in-Aid for Overseas Scientific Research
- Research Institution
  Hokkaido University
Reproductive Biology of Dolly Varden (Salmonidae)
- Principal Investigator
  
  FUMIO YAMAZAKI
- Project Period (FY)
  1987 – 1988
- Research Category
  
  Grant-in-Aid for Overseas Scientific Research
- Research Institution
  Faculty of Fisheries, Hokkaido University

All 2012 2011 2008 2007 2006 2005 Other

All Journal Article Presentation Book

[Book] 地球と生命の進化学-新自然史科学I-(沢田健等編)第4章古生代前期における魚類の進化、陸上生態系の出現と初期進化2008
- Author(s)
  大原昌宏・前川光司・矢部衛
- Publisher
  北海道大学図書刊行会
- Data Source
  KAKENHI-PROJECT-19580199
[Book] 「地球と生命の進化学-新・自然史科学I」、古生代前期における魚類の進化、陸上生態系の出現と初期進化(沢田健ら(編))2008
- Author(s)
  大原昌宏、前川光司、矢部衛
- Publisher
  北海道大学出版会
- Data Source
  KAKENHI-PROJECT-19580199
[Book] 地球と生物の変動学-新・自然史科学II」、日本列島の形成と淡水魚類相の成立過程(沢田健ら(編))2008
- Author(s)
  渡辺勝敏、前川光司
- Publisher
  北海道大学出版会
- Data Source
  KAKENHI-PROJECT-19580199
[Book] 森林の科学(中村・小池編)2005
- Author(s)
  前川光司 (分担)
- Publisher
  朝倉書店
- Data Source
  KAKENHI-PROJECT-17657006
[Journal Article] Preface:Micro- and macroevolution of fishes.2012
- Author(s)
  Nishida M. Maekawa K.
- Journal Title
  
  Environ. Biol
  
  Volume: Fish 94 Pages: 503-504
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22510251
[Journal Article] Variation in migratory history of Dolly Varden in a stream with an artificial dam in the Shiretoko Peninsula, Hokkaido, Japan2008
- Author(s)
  Umatani Y., T. Arai and K. Maekawa
- Journal Title
  
  Environmental Biology of Fishes 83
  
  Pages: 37-44
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19580199
[Journal Article] 北海道千歳川支流紋別川で起きた在来種アメマス単独生息域への外来種ブラウントラウトの侵入2008
- Author(s)
  長谷川功、前川光司
- Journal Title
  
  日本水産学会誌 74
  
  Pages: 432-434
- NAID
  110006689319
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19580199
[Journal Article] Effects of acorn abundance on density dependence in a Japanese wood mouse(Apodemus speciosus) population.2008
- Author(s)
  Saitoh T, Vik JO, Stenseth NC, Takanishi T, Hayakashi S, Ishida N, Ohmori M, Morita T, Uemura S, Kadomatsu M, Osawa J, Maekawa K
- Journal Title
  
  Population Ecology 50(2)
  
  Pages: 159-167
- NAID
  10021067333
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19370006
[Journal Article] Effects of acorn abundance on density dependence in a Japanese wood mouse (Apodemus speciosus) population2008
- Author(s)
  Saitoh T, Vik JO, Stenseth NC, Takanishi T, Hayakashi S, Ishida N, Ohmori M, Morita T, Uemura S, Kadomatsu M, Osawa J, Maekawa K
- Journal Title
  
  Population Ecology 50
  
  Pages: 159-167
- NAID
  10021067333
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19370006
[Journal Article] Potential of habitat complexity for mitigating interference competition between native and nonnative salmonid species2008
- Author(s)
  Hasegawa, K. and K. Maekawa
- Journal Title
  
  Can. J. Zool. 86
  
  Pages: 386-393
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19580199
[Journal Article] Taxonomic, genetic and ecological status of the Daikoku vole.2007
- Author(s)
  Takashi Saitoh, Anna Pauline de Guia, Yoshie Kato and Koji Maekawa
- Journal Title
  
  Proceeding of International Symposium on The Origin and Evolution of Natural Diversity
  
  Pages: 145-150
- NAID
  120006660485
- Data Source
  KAKENHI-PROJECT-19370006
[Journal Article] Genetic evaluation of translocation in artificially isolated populations of white-spotted charr (Salvelinus leucomaenis).2006
- Author(s)
  Yamamoto S., K.Maekawa, T et al.
- Journal Title
  
  Fisheries Research 78
  
  Pages: 352-358
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-17370006
[Journal Article] Genetic evaluation of translocation in artificially isolated populations of white-spotted charr (Salvelinus leucomaenis).2006
- Author(s)
  Yamamoto S., K.Maekawa, T, et al.
- Journal Title
  
  Fisheries Research 78
  
  Pages: 352-358
- Data Source
  KAKENHI-PROJECT-17370006
[Journal Article] Genetic evaluation of translocation in artificially isolated populations of white-spotted charr (Salvelinus leucomaenis).2006
- Author(s)
  Yamamoto S., K.Maekawa, T.Tamate, I.Koizumi, K.Hasegawa, H.Kubota
- Journal Title
  
  Fisheries Research 78
  
  Pages: 352-358
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17370006
[Journal Article] Decomposed pairwise regression analysis of genetic and geographic distances reveals a metapopulation structure of stream-dwelling Dolly Varden charr2006
- Author(s)
  Koizumi I., Yamamoto S., Maekawa K.
- Journal Title
  
  Molecular Ecology 15
  
  Pages: 3175-3189
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-17370006
[Journal Article] Effects of timing of nest entry and body size on the fertilization success of alternative male reproductive phenotypes of masu salmon(Oncorhynchus masou)
- Author(s)
  Watanabe M., K. Takamura and K. Maekawa
- Journal Title
  
  Can. J.Zool. (in press)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19580199
[Presentation] Population genetic structure and phylogeography of a salmonid fish, Dolly Varden Salvelinus malma: multiple glacial refugia in the North Pacific rim.2012
- Author(s)
  Yamamoto S. Maekawa K. Morita K. Crane P. Oleinik A.
- Organizer
  7th International Charr Symposium
- Place of Presentation
  Sakhalin
- Data Source
  KAKENHI-PROJECT-22510251
[Presentation] Incidence of a skeletal deformity (truncated upper jaw) in a natural population of white-spotted charr Salvelinus leucomaenis.2012
- Author(s)
  Yamamoto S. Morita K. Yokoyama R. Miyamoto K. Sato M. Maekawa K.
- Organizer
  7th International Charr Symposium
- Place of Presentation
  Sakhalin
- Data Source
  KAKENHI-PROJECT-22510251
[Presentation] 北太平洋沿岸河川に生息するオショロコマの遺伝的集団構造2011
- Author(s)
  山本祥一郎・前川光司・森田健太郎・Penny Crane・Alla Oleinik・Lubov Skurikhina
- Organizer
  日本水産学会年会
- Place of Presentation
  東京
- Data Source
  KAKENHI-PROJECT-22510251
[Presentation] Effects of timiEffects of timing of nest entry and body size on the fertilization success of alternative male reproductive phenotypes of masu salmon2008
- Author(s)
  Watanabe M., K.Takamura and K.Maekawa
- Organizer
  (Oncorhynchus masou). Evolutionary, Ecological Ethology of Fishes (EEEF)
- Place of Presentation
  Univ. of Boston
- Data Source
  KAKENHI-PROJECT-19580199
[Presentation] サクラマス残留型雄の繁殖成功と無関係な卵食行動2007
- Author(s)
  渡辺正宏・高村正造・前川光司
- Organizer
  第40回日本魚類学会
- Place of Presentation
  北海道大学,札幌
- Year and Date
  2007-10-06
- Data Source
  KAKENHI-PROJECT-19580199

1. GOTO Akira (30111165)

# of Collaborated Projects: 9 results

# of Collaborated Products: 0 results
2. NAKANO Shigeru (50217791)

# of Collaborated Projects: 6 results

# of Collaborated Products: 0 results
3. SAITOH Takashi (00183814)

# of Collaborated Projects: 3 results

# of Collaborated Products: 3 results
4. ISHIBASHI Yasuyuki (80353580)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
5. NISHIDA Mutsumi (90136896)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
6. UEMURA Shigeru (80250497)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
7. MURAKAMI Masashi (50312400)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
8. FUMIO YAMAZAKI (60001608)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
9. IDA Hitoshi (90050533)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
10. SANEYOSHI Mineo (20002339)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
11. 山羽悦郎 (60191376)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
12. YAMAMOTO Shoichiro (20392897)

# of Collaborated Projects: 1 results

# of Collaborated Products: 3 results
13. MORITA Kentaro (30373468)

# of Collaborated Projects: 1 results

# of Collaborated Products: 3 results
14. TSUKAMOTO Katsumi (10090474)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
15. HARADA Yasushi (50228657)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
16. AIDA Katsumi (50012034)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
17. NAGOSHI Makoto (40024822)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
18. TAKADA Takenori (80206755)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
19. HIURA Tsutomu (70250496)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
20. KOHYAMA Takashi (60178233)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
21. HIGASHI Seigo (90133777)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
22. TODA Masanori (40113592)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
23. TSUYUZAKI Shirou (10222142)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
24. AOI Toshiki (70125277)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
25. OHGUSHI Takayuki (10203746)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
26. NAKASHIZUKA Tohru (00281105)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
27. WADA Eitaro (40013578)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
28. KAERIYAMA Masahide (80305937)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
29. 小川和夫 (20092174)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
30. 岡田典弘 (60132982)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
31. 石城謙吉 (20001802)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results

MAEKAWA Koji 前川 光司

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Reproductive success and aggressive behaviours in life history phenotypes in male Masu salmonPrincipal Investigator

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サケ科魚類雄は自分の卵を識別しているか?-DNA解析による差別的食卵行動の解明Principal Investigator

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サケ科魚類における繁殖行動の遺伝に関する技術開発Principal Investigator

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Population dynamics of meta-population and ineraction among local populationPrincipal Investigator

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Long-term dynamics of dimorphism in salmonid fishes in changing environmentPrincipal Investigator

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MAEKAWA Koji 前川光司

[Book] 地球と生命の進化学-新自然史科学I-(沢田健等編)第4章古生代前期における魚類の進化、陸上生態系の出現と初期進化2008