Research theme for competitive and other funds (9):
2022 - 2025 見えない自然を守る~DNAによる河川地下フロンティア領域の可視化
2021 - 2024 防潮堤建設が及ぼす海浜性昆虫の種構成及び資源利用の変化
2019 - 2023 海浜エコトーンの再生を目指した地域主体による「育てる防潮堤」の実証的提案
2018 - 2021 Assessment of groundwater habitat for conservation of rivers
2018 - 2021 Responses of stream and riparian ecosystems to the regime shifts of flow, sediment, and forest, according to changes in resource management and climate change
2012 - 2015 Transport and biological accumulation of radionuclide in transitions from forest to agriculture lands in watersheds
2012 - 2015 Elucidating mechanisms driving regional aquatic diversity in landscapes consisting of natural rivers, agricultural drainage channels, and spring-fed creeks
2011 - 2015 Effects of ecosystem connectivity on biodiversity and restoration planning
2009 - 2011 Assessing the impacts of riverbed incision and smoothing on aquatic ecosystems in mid river segments
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Papers (94):
S. D. Tiegs, K. A. Capps, D. M. Costello, J. P. Schmidt, C. J. Patrick, J. J. Follstad Shah, C. J. LeRoy, Vicenç Acuña, Ricardo Albariño, Daniel C. Allen, et al. Human activities shape global patterns of decomposition rates in rivers. Science. 2024. 384. 6701. 1191-1195
Bingguo Dai, Shin ichiro S. Matsuzaki, Junjiro N. Negishi, Zhijun Xia, Md Khorshed Alam, Zhongguan Jiang. Native fish assemblages in natural lakes across Japan: Endemism deterioration lasting centuries. Diversity and Distributions. 2024. 30. 6
Gyo Yoshinari, Kazuhisa Inada, Masaki Takenaka, Koji Tojo, Junjiro N. Negishi. Redescription of Utaperla orientalis (Plecoptera, Chroloperlidae) from Hokkaido: the first record of a Utaperla stonefly in Japan. Limnology. 2024
Izumi Katano, Hideyuki Doi, Junjiro N. Negishi, Tomoko Minagawa, Yuichi Kayaba. Tributary mitigates river discontinuity by dam depending on the distance from dam to the tributary confluence. River Research and Applications. 2023. 1-14
Shigeya Nagayama, Morihiro Harada, Junjiro N. Negishi, Jyun-ichi Kitamura, Terutaka Mori, Seiichi Mori. Habitat aging and degradation in terrestrialized floodplains: a need to rejuvenate processes for sustaining freshwater mussel populations. Restoration Ecology. 2023