Latest Update：2025/04/18 11:00:02

ISHII Yumiko

Researcher Name: ISHII Yumiko

Div (Section) name/title: Fukushima Regional Collaborative Research Center (FRECC)（Environmental Impact Assessment Section）／Senior Researcher

Research Subject: Analysis of behavior of radioactive cesium in the ecosystem

Degree(s): Ph.D.

Professional Qualification(s): Biology,Agricultural Science

Environmental Speciality Field: biodiversity

Research Subject

Fiscal Year: 2024
- 26843 : Research of environmental impacts and management in the disaster areas of Fukushima
- 26866 : Biodiversity Domain: Foresight and Advanced Basic Research
- 26899 : Monitoring the dynamics of radiocesium in a multi-media environment
- 27044 : Developing an aquatic biomonitoring method for benthic fauna using environmental DNA with multiple primer sets
Fiscal Year: 2023
- 26430 : Research of environmental impacts and management in the disaster areas of Fukushima
- 26454 : Biodiversity Domain: Foresight and Advanced Basic Research
- 26627 : Monitoring the dynamics of radiocesium in a multi-media environment
- 26629 : Developing an aquatic biomonitoring method for benthic fauna using environmental DNA with multiple primer sets
Fiscal Year: 2022
- 25995 : Research of environmental impacts and management in the disaster areas of Fukushima
- 26012 : Biodiversity Domain: Foresight and Advanced Basic Research
- 26035 : Monitoring the dynamics of radiocesium in a multi-media environment
Fiscal Year: 2021
- 25527 : Research of environmental impacts and management in the disaster areas of Fukushima
- 25766 : Monitoring the dynamics of radiocesium in a multi-media environment
- 25809 : Biodiversity Domain: Foresight and Advanced Basic Research
Fiscal Year: 2020
- 25153 : Analysis and prediction of radioactive substances behavior in multimedia environment
Fiscal Year: 2019
- 24734 : Analysis and prediction of radioactive substances behavior in multimedia environment
Fiscal Year: 2018
- 24326 : Analysis and Prediction of Radioactive Substances Behavior in Multimedia Environment
Fiscal Year: 2017
- 23866 : Analysis and Prediction of Radioactive Substances Behavior in Multimedia Environment
Fiscal Year: 2016
- 23429 : Analysis and Prediction of Radioactive Substances Behavior in Multimedia Environment
Fiscal Year: 2015
- 23036 : Environmental Recovery Research Program
Fiscal Year: 2014
- 22647 : Environmental Recovery Research Program
- 22812 : Analysis and Prediction of Radioactive Substances Behavior in Multimedia Environment
Fiscal Year: 2013
- 22209 : Study on dynamics of radioactive materials in multimedia environment
- 22416 : Extinction probability of the big bagworm, Eumeta variegata,due to the invasive parasitoid,　Nealsomyia rufella
Fiscal Year: 2012
- 21857 : Extinction probability of the big bagworm, Eumeta variegata, by the exotic parasitoid, Nealsomyia rufella
Fiscal Year: 2011
- 21600 : Extinction probability of the big bagworm, Eumeta variegata, by the exotic parasitoid, Nealsomyia rufella

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Research Result (Publication)

all
Original Paper
Review
Book

Original Paper
Evaluation of bioavailable 137Cs transfer from forest litter to Scarabaeidae beetle (Protaetia orientalis)through a breeding experiment in Fukuhshima

Presenter : Jo J., Ishii Y., Saito R., Tanaka A., Hayashi S.
Title : , PLoS ONE, 19(9):1-16 (2024)
Original Paper
Contrasting radiocesium transfer in the river and lake food webs: Importance of trophic level and food source

Presenter : Ishii Y., Nakagawa M., Matsuzaki S., Jo J., Hayashi S.
Title : , Journal of Environmental Radioactivity, 263(107184):1-12 (2023)
Original Paper
Influential factors of long-term and seasonal 137Cs change in agricultural and forested rivers: Temperature, water quality and an intense Typhoon Event

Presenter : Tsuji H., Nishikiori T., Ito S., Ozaki H., Watanabe Mirai., Sakai M., Ishii Y., Hayashi S.
Title : , Environmental Pollution (2023)
Original Paper
Effects of forest litter on dissolved 137Cs concentrations in a highly contaminated mountain river in Fukushima

Presenter : Hayashi S., Tsuji H., Ishii Y.
Title : , Journal of Hydrology: Regional Studies, 41(101099): (2022)
Original Paper
Radiocesium-bearing microparticles cause a large variation in 137Cs activity concentration in the aquatic insect Stenopsyche marmorata (Tricoptera: Stenopsychidae) in the Ota River, Fukushima, Japan

Presenter : Ishii Y., Miura H., Jo J., Tsuji H., Saito R., Koarai K., Hagiwara H., Urushidate T., Nishikiori T., Wada T., Hayashi S., Takahashi Y.
Title : , PLOS ONE, 17(5):e0268629 (2022)
Original Paper
Contrasting seasonality of 137Cs concentrations in two stream animals that share a trophic niche

Presenter : Sakai M., Ishii Y., Tsuji H., Tanaka A., Jo J., Negishi J.N., Hayashi S.
Title : , Environmental Pollution, (120474): (2022)
Review
Untangling radiocesium dynamics of forest-stream ecosystems: A review of Fukushima studies in the decade after the accident

Presenter : Sakai M., Tsuji H., Ishii Y., Ozaki H., Takechi S., Jo J., Tamaoki M., Hayashi S., Gomi T.
Title : , Environmental Pollution, 288(117744): (2021)
Original Paper
Different factors determine 137Cs concentration factors of freshwater fish and aquatic organisms in lake and river ecosystems

Presenter : Ishii Y., Matsuzaki S., Hayashi S.
Title : , Journal of Environmental Radioactivity Volume , March 2020, 106102, 213: (2020)
Original Paper
Data on 137Cs concentration factor of freshwater fish and aquatic organisms in lake and river ecosystems

Presenter : Ishii Y., Matsuzaki S., Hayashi S.
Title : , Data in Brief, 28: (2020)
Book
Catchment and Rivers

Presenter : Onda Y., Hayashi S., Nagao S., Ishii Y., Tsuji H., Taniguchi K., Nishina K., Suzuki K., Watanabe S., Prohl G., Boyer P., Laurent G.-S.
Title : , Environmental Transfer of Radionuclides in Japan following the Accident at the Fukushima Daiichi Nuclear Power Plant (2020)
Original Paper
Factors controlling dissolved 137Cs concentrations in east Japanese Rivers

Presenter : Tsuji H., Ishii Y., Shin M., Taniguchi K., Arai H., Kurihara M., Yasutaka T., Kuramoto T., Nakanishi T., Lee S., Shinano T., Onda Y., Hayashi S.
Title : , Science of The Total Environment, 697: (2019)
Original Paper
Radiocesium Transfer in Forest Insect Communities after the Fukushima Dai-ichi Nuclear Power Plant Accident

Presenter : Ishii Y., Hayashi S., Takamura N.
Title : , PLoS ONE , 12(1): (2017)
Original Paper
Uptake and translocation of radiocesium in cedar leaves following the Fukushima nuclear accident

Presenter : Nishikiori T., Watanabe Mirai., Koshikawa-K.M., Takamatsu T., Ishii Y., Ito S., Takenaka A., Watanabe K., Hayashi S.
Title : , Science of the Total Environment, 502:611-616 (2015)

View all

Evaluation of bioavailable 137Cs transfer from forest litter to Scarabaeidae beetle (Protaetia orientalis)through a breeding experiment in Fukuhshima

Presenter : Jo J., Ishii Y., Saito R., Tanaka A., Hayashi S.
Title : , PLoS ONE, 19(9):1-16 (2024)
Contrasting radiocesium transfer in the river and lake food webs: Importance of trophic level and food source

Presenter : Ishii Y., Nakagawa M., Matsuzaki S., Jo J., Hayashi S.
Title : , Journal of Environmental Radioactivity, 263(107184):1-12 (2023)
Influential factors of long-term and seasonal 137Cs change in agricultural and forested rivers: Temperature, water quality and an intense Typhoon Event

Presenter : Tsuji H., Nishikiori T., Ito S., Ozaki H., Watanabe Mirai., Sakai M., Ishii Y., Hayashi S.
Title : , Environmental Pollution (2023)
Effects of forest litter on dissolved 137Cs concentrations in a highly contaminated mountain river in Fukushima

Presenter : Hayashi S., Tsuji H., Ishii Y.
Title : , Journal of Hydrology: Regional Studies, 41(101099): (2022)
Radiocesium-bearing microparticles cause a large variation in 137Cs activity concentration in the aquatic insect Stenopsyche marmorata (Tricoptera: Stenopsychidae) in the Ota River, Fukushima, Japan

Presenter : Ishii Y., Miura H., Jo J., Tsuji H., Saito R., Koarai K., Hagiwara H., Urushidate T., Nishikiori T., Wada T., Hayashi S., Takahashi Y.
Title : , PLOS ONE, 17(5):e0268629 (2022)
Contrasting seasonality of 137Cs concentrations in two stream animals that share a trophic niche

Presenter : Sakai M., Ishii Y., Tsuji H., Tanaka A., Jo J., Negishi J.N., Hayashi S.
Title : , Environmental Pollution, (120474): (2022)
Different factors determine 137Cs concentration factors of freshwater fish and aquatic organisms in lake and river ecosystems

Presenter : Ishii Y., Matsuzaki S., Hayashi S.
Title : , Journal of Environmental Radioactivity Volume , March 2020, 106102, 213: (2020)
Data on 137Cs concentration factor of freshwater fish and aquatic organisms in lake and river ecosystems

Presenter : Ishii Y., Matsuzaki S., Hayashi S.
Title : , Data in Brief, 28: (2020)
Factors controlling dissolved 137Cs concentrations in east Japanese Rivers

Presenter : Tsuji H., Ishii Y., Shin M., Taniguchi K., Arai H., Kurihara M., Yasutaka T., Kuramoto T., Nakanishi T., Lee S., Shinano T., Onda Y., Hayashi S.
Title : , Science of The Total Environment, 697: (2019)
Radiocesium Transfer in Forest Insect Communities after the Fukushima Dai-ichi Nuclear Power Plant Accident

Presenter : Ishii Y., Hayashi S., Takamura N.
Title : , PLoS ONE , 12(1): (2017)
Uptake and translocation of radiocesium in cedar leaves following the Fukushima nuclear accident

Presenter : Nishikiori T., Watanabe Mirai., Koshikawa-K.M., Takamatsu T., Ishii Y., Ito S., Takenaka A., Watanabe K., Hayashi S.
Title : , Science of the Total Environment, 502:611-616 (2015)

View all

Untangling radiocesium dynamics of forest-stream ecosystems: A review of Fukushima studies in the decade after the accident

Presenter : Sakai M., Tsuji H., Ishii Y., Ozaki H., Takechi S., Jo J., Tamaoki M., Hayashi S., Gomi T.
Title : , Environmental Pollution, 288(117744): (2021)

View all

Catchment and Rivers

Presenter : Onda Y., Hayashi S., Nagao S., Ishii Y., Tsuji H., Taniguchi K., Nishina K., Suzuki K., Watanabe S., Prohl G., Boyer P., Laurent G.-S.
Title : , Environmental Transfer of Radionuclides in Japan following the Accident at the Fukushima Daiichi Nuclear Power Plant (2020)

View all

Research Result (Presentation)

all
Research Presentation
Research Lecture

Lake matrix and data

Presenter : Tsuji H., Ishii Y., Hayashi S.
Name of Society : 3rd all WG6 touch-base meeting, Methods for Radiological Environmental Impact Assessment (2024)
Name of Proceedings : -
Research Lecture
137Cs dynamics in dam lake (reservoir) system -In the case of Yokokawa dam lake-

Presenter : Tsuji H., Ishii Y., Hayashi S.
Name of Society : Workshop on Methods for Radiological and Environmental Impact Assessment (MEREIA) (2024)
Name of Proceedings : -
Research Presentation
Competition differentiates Cs-137 concentrations in between sympatric salmonids in a highly contaminated zone

Presenter : Sakai M., Ishii Y., Hayashi S., Takasaki K., Teramoto W., Funaki Y., Kanasashi T., Wada T.
Name of Society : 6th International Conference on Radioecology & Environmental Radioactivity (2024)
Name of Proceedings : -
Research Presentation
Stable isotope analysis reveals the important 137Cs sources for fish in river and lake food webs in Fukushima

Presenter : Ishii Y., Matsuzaki S., Nakagawa M., Jo J., Sakai M., Wada T., Kanasashi T., Takasaki K., Teramoto W., Funaki Y., Hayashi S.
Name of Society : 6th International Conference on Radioecology & Environmental Radioactivity (2024)
Name of Proceedings : -
Research Presentation
CsMPs found in Aquatic Insects in the Ota River,Fukushima

Presenter : Ishii Y., Miura H., Jo J., Tsuji H., Saito R., Koarai K., Hagiwara H., Tadayuki U., Nishikiori T., Wada T., Hayashi S., Takahashi Y.
Name of Society : IAEA Summary Workshop 2023 (2023)
Name of Proceedings : -
Research Lecture
Dynamics of radiocesium in rivers and dam lakes

Presenter : Tsuji H., Ishii Y., Sakai M., Hayashi S.
Name of Society : 第34回台日工程技術研討會 (2023)
Name of Proceedings : -
Research Presentation
Seasonal- and Size- dependent foraging by the masu salmon (Oncorhynchus masou) revealed by DNA metabarcoding

Presenter : Ishii Y., Jo J., Kanasashi T., Wada T., Kondo N., Nakajima N., Saito R., Tamaoki M., Hayashi S.
Name of Society : The eDNA Society International Meeting 2023 (2022)
Name of Proceedings : -
Research Presentation
Radiocesium-bearing microparticles cause a large variation in 137Cs concentration in the aquatic insect, Stenopsyche marmorata, in the Ota River, Fukushima, Japan

Presenter : Ishii Y., Miura H., Jo J., Tsuji H., Saito R., Koarai K., Hayashi S.
Name of Society : vEGU21 (2021)
Name of Proceedings : -
Research Presentation
Radiocesium contamination of freshwater aquatic ecosystem after 10 years of the Fukushima Dai-ichi nuclear power plant accident

Presenter : Ishii Y., Saito R., Jo J., Wada T., Kanasashi T., Nanba K., Funaki Y., Teramoto W., Koarai K., Hayashi S.
Name of Society : Fukushima 10 years: Forest, River, Ocean, and Food - Remaining Issues for restoration - (2021)
Name of Proceedings : Abstracts, 23
Research Presentation
Radiocesium accumulation in freshwater fish and aquatic organisms in Fukushima lakes and rivers

Presenter : Ishii Y., Matsuzaki S., Nishina K., Hayashi S.
Name of Society : 4th International Conference on Radioecology & Environmental Radioactivity (2017)
Name of Proceedings : Abstracts, 423-424
Research Presentation
Mechanisms controlling the generation of dissolved radioactive Cs in a highly contaminated mountain river system in Fukushima

Presenter : Hayashi S., Tsuji H., Ito S., Ishii Y., Nishina K.
Name of Society : 4th International Conference on Radioecology and Environmental Radioactivity (2017)
Name of Proceedings : Abstracts, 417-418
Current status of radioactive environmental pollution in Fukushima

Presenter : Hayashi S., Tsuji N., Ishii Y., Ohara T.
Name of Society : The 14th International Symposium on Persistent Toxic Substances (2017)
Name of Proceedings : -
Research Lecture
River database: Difficulties in Cs sampling in river water

Presenter : Hayashi S., Tsuji N., Ishii Y.
Name of Society : 2017 Interim Meeting of MODARIA II WG4, Subgroup 2 (Fukushima Parameter Datasets) Meeting (2017)
Name of Proceedings : -
Research Presentation
Population distribution and genetic polymorphism of the exotic parasitoid, Nealsomyia rufella, that caused the rapid decrease of the big bagworm, Eumeta variegata

Presenter : ISHII Y. , Kondo N., Takamura K., Takamura N., Tanaka Y.
Name of Society : Joint Meeting of The 59th Annual Meeting of ESJ and the 5th EAFES International Congress (2012)
Name of Proceedings : Abstracts of Joint Meeting of The 59th Annual Meeting of ESJ and the 5th EAFES International Congress

View all

Competition differentiates Cs-137 concentrations in between sympatric salmonids in a highly contaminated zone

Presenter : Sakai M., Ishii Y., Hayashi S., Takasaki K., Teramoto W., Funaki Y., Kanasashi T., Wada T.
Name of Society : 6th International Conference on Radioecology & Environmental Radioactivity (2024)
Name of Proceedings : -
Stable isotope analysis reveals the important 137Cs sources for fish in river and lake food webs in Fukushima

Presenter : Ishii Y., Matsuzaki S., Nakagawa M., Jo J., Sakai M., Wada T., Kanasashi T., Takasaki K., Teramoto W., Funaki Y., Hayashi S.
Name of Society : 6th International Conference on Radioecology & Environmental Radioactivity (2024)
Name of Proceedings : -
Radiocesium contamination of freshwater aquatic ecosystem after 10 years of the Fukushima Dai-ichi nuclear power plant accident

Presenter : Ishii Y., Saito R., Jo J., Wada T., Kanasashi T., Nanba K., Funaki Y., Teramoto W., Koarai K., Hayashi S.
Name of Society : Fukushima 10 years: Forest, River, Ocean, and Food - Remaining Issues for restoration - (2021)
Name of Proceedings : Abstracts, 23
Radiocesium accumulation in freshwater fish and aquatic organisms in Fukushima lakes and rivers

Presenter : Ishii Y., Matsuzaki S., Nishina K., Hayashi S.
Name of Society : 4th International Conference on Radioecology & Environmental Radioactivity (2017)
Name of Proceedings : Abstracts, 423-424
Mechanisms controlling the generation of dissolved radioactive Cs in a highly contaminated mountain river system in Fukushima

Presenter : Hayashi S., Tsuji H., Ito S., Ishii Y., Nishina K.
Name of Society : 4th International Conference on Radioecology and Environmental Radioactivity (2017)
Name of Proceedings : Abstracts, 417-418
CsMPs found in Aquatic Insects in the Ota River,Fukushima

Presenter : Ishii Y., Miura H., Jo J., Tsuji H., Saito R., Koarai K., Hagiwara H., Tadayuki U., Nishikiori T., Wada T., Hayashi S., Takahashi Y.
Name of Society : IAEA Summary Workshop 2023 (2023)
Name of Proceedings : -
Seasonal- and Size- dependent foraging by the masu salmon (Oncorhynchus masou) revealed by DNA metabarcoding

Presenter : Ishii Y., Jo J., Kanasashi T., Wada T., Kondo N., Nakajima N., Saito R., Tamaoki M., Hayashi S.
Name of Society : The eDNA Society International Meeting 2023 (2022)
Name of Proceedings : -
Radiocesium-bearing microparticles cause a large variation in 137Cs concentration in the aquatic insect, Stenopsyche marmorata, in the Ota River, Fukushima, Japan

Presenter : Ishii Y., Miura H., Jo J., Tsuji H., Saito R., Koarai K., Hayashi S.
Name of Society : vEGU21 (2021)
Name of Proceedings : -
Population distribution and genetic polymorphism of the exotic parasitoid, Nealsomyia rufella, that caused the rapid decrease of the big bagworm, Eumeta variegata

Presenter : ISHII Y. , Kondo N., Takamura K., Takamura N., Tanaka Y.
Name of Society : Joint Meeting of The 59th Annual Meeting of ESJ and the 5th EAFES International Congress (2012)
Name of Proceedings : Abstracts of Joint Meeting of The 59th Annual Meeting of ESJ and the 5th EAFES International Congress

View all

Dynamics of radiocesium in rivers and dam lakes

Presenter : Tsuji H., Ishii Y., Sakai M., Hayashi S.
Name of Society : 第34回台日工程技術研討會 (2023)
Name of Proceedings : -
137Cs dynamics in dam lake (reservoir) system -In the case of Yokokawa dam lake-

Presenter : Tsuji H., Ishii Y., Hayashi S.
Name of Society : Workshop on Methods for Radiological and Environmental Impact Assessment (MEREIA) (2024)
Name of Proceedings : -
River database: Difficulties in Cs sampling in river water

Presenter : Hayashi S., Tsuji N., Ishii Y.
Name of Society : 2017 Interim Meeting of MODARIA II WG4, Subgroup 2 (Fukushima Parameter Datasets) Meeting (2017)
Name of Proceedings : -

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ISHII Yumiko

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