Latest Update：2025/11/20 09:49:19

SUEYOSHI Masanao

Researcher Name: SUEYOSHI Masanao

Div (Section) name/title: Biodiversity Division（Lake Biwa Branch Office）／Researcher

Research Subject

Fiscal Year: 2025
- 27221 : Study for sustainable society based on regional collaboration
- 27439 : Research on the distribution and ecology of the native fishes of Lake Biwa
Fiscal Year: 2024
- 26836 : Study for sustainable society based on regional collaboration
- 26927 : Predicting the interacted impacts of climate change and dams on fish distributions and the mitigation by dam operations.
- 26928 : Assessing the influence of climate change adaptations on the sustainability and well-being of mountainous livelihoods in the Nagara River basin.
- 26929 : Habitat use of freshwater organisms in heterogeneous water temperatures within stream-lake ecotones
- 26934 : Research on the distribution and ecology of the native fishes of Lake Biwa
Fiscal Year: 2023
- 26425 : Study for sustainable society based on regional collaboration
- 26462 : Assessing the influence of climate change adaptations on the sustainability and well-being of mountainous livelihoods in the Nagara River basin.
- 26661 : Research on the distribution and ecology of the native fishes of Lake Biwa
- 26727 : Predicting the interacted impacts of climate change and dams on fish distributions and the mitigation by dam operations.
- 26728 : Risk assessment of river ecosystems associated with climate change: fusion of statistical models and mesocosm experiments
- 26729 : Development and application of a method for estimating life history of fishes using isotopic ratios of scales.
Fiscal Year: 2022
- 26207 : Risk assessment of river ecosystems associated with climate change: fusion of statistical models and mesocosm experiments
- 26212 : Predicting the interacted impacts of climate change and dams on fish distributions and the mitigation by dam operations.
- 26239 : Development and application of a method for estimating life history of fishes using isotopic ratios of scales.
- 26243 : Response of stream ecosystem to groundwater inputs: Field experiments in large artificial channels

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Research Result (Publication)

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Original Paper
Other Publications

Original Paper
Spatial variation of multifunctionality among abandoned rice paddies and irrigation ponds: potential roles of hydrological and environmental factors

Presenter : Matsuzaki S., Kohzu A., Watanabe M., Nakanishi K., Tsuchiya K., Kondo N., Sueyoshi M.
Title : , Restoration Ecology, 33(8):e70161 (2026)
Original Paper
Construction of an isoscape of the strontium isotope ratios of the entire Nagara River in central Japan

Presenter : Ida S., Sato T., Sueyoshi M., Kishi D., Ohta T.
Title : , Limnology (2025)
Original Paper
Effects of repeated sediment bypassing on stream ecosystems in a Japanese mountainous river

Presenter : Sueyoshi M., Miyagawa Y., Onoda Y., Hotta T., Kayaba Y., Nakamura K.
Title : , Restoration Ecology, 32(e14049): (2024)
Original Paper
Estimation of tributary–mainstem migration of freshwater fishes by Sr isotope analysis of otoliths

Presenter : Ohta T., Sueyoshi M., Shima M., Ida S., Iizuka T.
Title : , Ecological Research (2024)
Original Paper
Basin-scale spatiotemporal distribution of ayu Plecoglossus altivelis and its relationship with water temperature from summer growth to autumn spawning periods

Presenter : Nagayama S., SUEYOSHI M., Fujii R., Harada M.
Title : , Landscape and Ecological Engineering, 19:21-31 (2023)
Other Publications
Geology-climate interactions are key determinants of climate-change refugia in Japanese mountain streams

Presenter : Ishiyama N., SUEYOSHI M., Garcia Molinos J., Iwasaki K., Negishi J.N., Koizumi I., Nagayama S., Nagasaka A., Nagasaka Y., Nakamura F.
Title : , The Bulletin of the Ecological Society of America, 104(2):e02062 (2023)
Original Paper
The Satogawa Index: A landscape-based indicator for freshwater biodiversity in Japan

Presenter : Higashikawa W., Sueyoshi M., Mori T., Yonekura R., Nakamura K.
Title : , Ecological Indicators, 152(110350): (2023)
Original Paper
Low water temperature and increased discharge trigger downstream spawning migration of ayu Plecoglossus altivelis

Presenter : Nagayama S., Fujii R., Harada M., Sueyoshi M.
Title : , Fisheries Science, 89:463-475 (2023)
Original Paper
Timescale mediates the effects of environmental controls on water temperature in mid- to low-order streams

Presenter : García Molinos J., Nobuo I., SUEYOSHI M., Nakamura F.
Title : , Scientific Reports, 12(12248): (2022)
Original Paper
Catchment geology preconditions spatio-temporal heterogeneity of ecosystem functioning in forested headwater streams

Presenter : Tolod J.R., Negishi J.N., Ishiyama N., Alam Md.K., Rahman M.A.T.M.T., Pongsivapai P., Gao Y., SUEYOSHI M., Nakamura F.
Title : , Hydrobiologia, 849:4307-4324 (2022)

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Spatial variation of multifunctionality among abandoned rice paddies and irrigation ponds: potential roles of hydrological and environmental factors

Presenter : Matsuzaki S., Kohzu A., Watanabe M., Nakanishi K., Tsuchiya K., Kondo N., Sueyoshi M.
Title : , Restoration Ecology, 33(8):e70161 (2026)
Construction of an isoscape of the strontium isotope ratios of the entire Nagara River in central Japan

Presenter : Ida S., Sato T., Sueyoshi M., Kishi D., Ohta T.
Title : , Limnology (2025)
Effects of repeated sediment bypassing on stream ecosystems in a Japanese mountainous river

Presenter : Sueyoshi M., Miyagawa Y., Onoda Y., Hotta T., Kayaba Y., Nakamura K.
Title : , Restoration Ecology, 32(e14049): (2024)
Estimation of tributary–mainstem migration of freshwater fishes by Sr isotope analysis of otoliths

Presenter : Ohta T., Sueyoshi M., Shima M., Ida S., Iizuka T.
Title : , Ecological Research (2024)
Basin-scale spatiotemporal distribution of ayu Plecoglossus altivelis and its relationship with water temperature from summer growth to autumn spawning periods

Presenter : Nagayama S., SUEYOSHI M., Fujii R., Harada M.
Title : , Landscape and Ecological Engineering, 19:21-31 (2023)
The Satogawa Index: A landscape-based indicator for freshwater biodiversity in Japan

Presenter : Higashikawa W., Sueyoshi M., Mori T., Yonekura R., Nakamura K.
Title : , Ecological Indicators, 152(110350): (2023)
Low water temperature and increased discharge trigger downstream spawning migration of ayu Plecoglossus altivelis

Presenter : Nagayama S., Fujii R., Harada M., Sueyoshi M.
Title : , Fisheries Science, 89:463-475 (2023)
Timescale mediates the effects of environmental controls on water temperature in mid- to low-order streams

Presenter : García Molinos J., Nobuo I., SUEYOSHI M., Nakamura F.
Title : , Scientific Reports, 12(12248): (2022)
Catchment geology preconditions spatio-temporal heterogeneity of ecosystem functioning in forested headwater streams

Presenter : Tolod J.R., Negishi J.N., Ishiyama N., Alam Md.K., Rahman M.A.T.M.T., Pongsivapai P., Gao Y., SUEYOSHI M., Nakamura F.
Title : , Hydrobiologia, 849:4307-4324 (2022)

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Geology-climate interactions are key determinants of climate-change refugia in Japanese mountain streams

Presenter : Ishiyama N., SUEYOSHI M., Garcia Molinos J., Iwasaki K., Negishi J.N., Koizumi I., Nagayama S., Nagasaka A., Nagasaka Y., Nakamura F.
Title : , The Bulletin of the Ecological Society of America, 104(2):e02062 (2023)

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Research Result (Presentation)

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Research Presentation

Research Presentation
Degradation of the connectivity between rivers, tributaries, and floodplain channels due to artificial alteration decrease the instream biodiversity

Presenter : Sueyoshi M., Ishiyama N., Ohta T., Yonekura R.
Name of Society : The 72nd Annual Meeting of the Ecological Society of Japan (2025)
Name of Proceedings : Abstracts
Research Presentation
Bacterial production of free-living and particle-attached bacteria in a freshwater lake and inflowing rivers

Presenter : Shen S., Tsuchiya K., Shimotori K., Yamaguchi Y. T., Sueyoshi M.
Name of Society : The 19th International Symposium on River and Lake Environment (ISRLE 19) (2024)
Name of Proceedings : Abstract, 39

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Degradation of the connectivity between rivers, tributaries, and floodplain channels due to artificial alteration decrease the instream biodiversity

Presenter : Sueyoshi M., Ishiyama N., Ohta T., Yonekura R.
Name of Society : The 72nd Annual Meeting of the Ecological Society of Japan (2025)
Name of Proceedings : Abstracts
Bacterial production of free-living and particle-attached bacteria in a freshwater lake and inflowing rivers

Presenter : Shen S., Tsuchiya K., Shimotori K., Yamaguchi Y. T., Sueyoshi M.
Name of Society : The 19th International Symposium on River and Lake Environment (ISRLE 19) (2024)
Name of Proceedings : Abstract, 39

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SUEYOSHI Masanao

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