環境リスク・健康研究センタートップへ

横溝裕行

横溝裕行の写真

環境リスク・健康研究センター
リスク管理戦略研究室
主任研究員

TEL: 029-850-2761
E-mail: hiroyuki.yokomizo
E-mailには末尾に”@nies.go.jp ”がつきます。

Last Updated 2017.9.6

論文(英語)

受理・掲載済みの論文

[26] Seto, M., K. Uriu, I. Kawaguchi, H. Yokomizo (in press) Assessment of instructions on protection against food contaminated with radiocesium in Japan in 2011. Risk Analysis

[25] Yokomizo H., T. Takada, K. Fukaya, J.G. Lambrinos (2017) The influence of time since introduction on the population growth of invasive species and the consequences for management. Population Ecology 59, 89-97

[24] Hayashi, T.I., Y. Imaizumi, H. Yokomizo, N. Tatarazako, N. Suzuki. (2016) Ecological risk assessment of herbicides in Japan: Integrating spatiotemporal variation in exposure and effects by using a multimedia model and algal density dynamics models. Environmental Toxicology and Chemistry 35, 233-240

[23] Kamo M, H. Yokomizo (2015) Explanation of non-additive effects in mixtures of similar mode of action chemicals. Toxicology 335, 20-26

[22] Osada, Y, T. Kuriyama, M. Asada, H. Yokomizo, T. Miyashita (2015) Exploring the drivers of wildlife population dynamics from insufficient data by Bayesian model averaging. Population Ecology 57, 485-493

[21] Ijima, H., A. Fujimaki, U. Ohta, K. Yamamura, H. Yokomizo, H. Uno, H. Matsuda (2015) Efficient management for sika deer (Cervus nippon) population in Hokkaido Island, Japan: accounting for migration and management cost. Population Ecology 57, 397-408

[20] Yokomizo, H. (2015) Linking ecosystem and socioeconomic dynamics for the effective management of agricultural landscapes. in N. Usio, and T. Miyashita editors. Social-Ecological Restoration in Paddy-Dominated Landscapes 283-294

[19] Yokomizo, H., S.R. Coutts, H.P. Possingham (2014) Decision science for effective management of populations subject to stochasticity and imperfect knowledge. Population Ecology 56, 41-53

[18] Coutts, S., H. Yokomizo (2014) Meta-models as a straight forward approach to the sensitivity analysis of complex models. Population Ecology 56, 7-19

[17] Yokomizo H., G. Takimoto (2014) Making the most of mathematical models for effective environmental management. Population Ecology 56, 3-5

[16] Yokomizo, H., W. Naito, Y. Tanaka, M. Kamo (2013) Setting most robust effluent level against severe uncertainty: application of information-gap decision theory to chemical management. Chemosphere 93, 1224-1229.

[15] Coutts, S., H. Yokomizo, Y.M. Buckley (2013) The behavior of multiple independent managers and ecological traits interact to determine prevalence of weeds. Ecological Applications 23, 523-536.

[14] Yokomizo, H., H.P. Possingham, P.E. Hulme, A.C. Grice, Y.M. Buckley (2012) Cost-benefit analysis for intentional plant introductions under uncertainty. Biological Invasions 14, 839-849.

[13] Coutts, S., van Klinken, R.D., H. Yokomizo, Y.M. Buckley (2011) What are the key drivers of spread in invasive plants: dispersal, demography or landscape: and how can we use this knowledge to aid management? Biological Invasions 13, 1649-1661

[12] Iwasa, Y., Y. Suzuki-Ohno, H. Yokomizo (2010) Paradox of nutrient removal in coupled socio-economic and ecological dynamics for lake water pollution. Theoretical Ecology 3, 113-122

[11] Yokomizo, H., L.W. Botsford, M.D. Holland, C.A. Lawrence, A. Hastings (2010) Optimal wind patterns for biological production in shelf ecosystems driven by coastal upwelling. Theoretical Ecology 3, 53-63

[10] Yokomizo, H., H. P. Possingham, M. B. Thomas, Y.M. Buckley (2009) Managing the impact of invasive species: the value of knowing the impact-density curve. Ecological Applications 19, 376-386

[9] Duca, C., H. Yokomizo, M.A. Marini, H.P. Possingham (2009) Cost-efficient conservation for White-banded tanagers (Neothraupis fasciata) in the Cerrado, central Brazil. Biological Conservation 142, 563-574

[8] Yamamura, K., H. Matsuda, H. Yokomizo, K. Kaji, H. Uno, K. Tamada, T. Kurumada, T. Saitoh, H. Hirakawa (2008) Harvest-based Bayesian estimation of sika deer populations using a state-space model. Population Ecology 50, 131-144.

[7] Iwasa Y., T. Uchida, H. Yokomizo (2007) Nonlinear behavior of the socio-economic dynamics for lake eutrophication control. Ecological Economics 63, 219-229.

[6] Yokomizo H., P. Haccou, Y. Iwasa (2007) Optimal conservation strategy in fluctuating environments with species interactions: resource-enhancement of the native species versus extermination of the alien species. Journal of Theoretical Biology 244: 46-58.

[5] Melbourne B.A., H.V. Cornell, K.F. Davies, C.J. Dugaw, S. Elmendorf, A. Freestone, R. Hall, S. Harrison, A. Hastings, M. Holland, M. Holyoak, J. Lambrinos, K. Moore, H. Yokomizo (2007) Invasion in a heterogeneous world: resistance, coexistence or hostile takeover? Ecology Letters 10: 77-94.

[4] Uehara T., H. Yokomizo, Y. Iwasa (2005) Mate-choice copying as bayesian decision making. American Naturalist 165, 403-410.

[3] Yokomizo H., P. Haccou, Y. Iwasa (2004) Multiple-year optimization of conservation effort and monitoring effort for a fluctuating population. Journal of Theoretical Biology 230, 157-171.

[2] Yokomizo H., P. Haccou, Y. Iwasa (2003) Conservation effort and assessment of population size in fluctuating environments. Journal of Theoretical Biology 224, 167-182.

[1] Yokomizo H., J. Yamashita, Y. Iwasa (2003) Optimal conservation effort for a population in a stochastic environment. Journal of Theoretical Biology 220, 215-231.


論文や著書(日本語)

[J5] 栗山武夫・小井土美香・長田穣・浅田正彦・横溝裕行・宮下直 (in press) 密度推定に基づいたタヌキに対する外来哺乳類(アライグマ・ハクビシン)の影響, 保全生態学研究

[J4] 長田穣・栗山武夫・浅田正彦・横溝裕行・宮下直 (in press) 状態空間モデルへのベイジアンモデル平均の適用:イノシシ個体群の増減要因を探る, 保全生態学研究

[J3] 井嶋浩貴・藤巻碧海・太田海香・横溝裕行・山村光司・宇野裕之・松田裕之 (2015) 管理区域間の移動は,野生動物管理にどの程度影響を及ぼすか?:行列モデルを用いたエゾシカ(Cervus nippon yezoensis) 管理計画の解析 自然環境復元研究 7, 3-14.

[J2] 天野達也・赤坂宗光・石濱史子・角谷拓・杉浦真治・滝久智・山浦悠一・横溝裕行 (2010) 日本の保全生物学が必要とするマクロスケールからの視点.日本生態学会誌 60, 385-392

[J1] 横溝裕行・巌佐 庸 (2003) 変動環境における保全戦略の数理的研究.保全生態学研究 8, 63-72


投稿中の論文

[27] Tanaka Y., K. Nakamura, H. Yokomizo Relative robustness of NOEC and ECx against large uncertainties in data: Are NOECs really irrelevant?

[28] Misaki T., H. Yokomizo, Y. Tanaka Broad-scale in situ Ecological Risk Assessment of Chemical Substances Based on Integrated Analyses of Bio-monitoring Data and Exposure Evaluations

[29] Osada Y., T. Kuriyama, M. Asada, H. Yokomizo, T. Miyashita Simultaneous estimation of the effects of landscape heterogeneity on population growth and dispersal processes from spatially sparse count data

[30] Ishihama F., A. Takenaka, H. Yokomizo, T. Kadoya Limited ability of species distribution models to inform spatial conservation prioritization




受賞歴

個体群生態学会奨励賞(2014年個体群生態学会)

競争的研究資金獲得状況

[10]科学研究費補助金・基盤研究(B)・「人間活動による行動変化を組み込んだ大型哺乳類の個体群管理戦略の構築」研究代表者(H29-31)

[9]環境研究総合推進費・「農薬によるトンボ類生態影響実態の科学的解明および対策」研究分担者(H29-31)

[8]環境研究総合推進費・「異質環境下におけるシカ・イノシシの個体数推定モデルと持続可能な管理システムの開発」研究分担者(H29-31)

[7]科学研究費補助金・基盤研究(B)(特設分野研究)・「里山里海の生物多様性資源を活かした循環型生物共生農業の構築」研究分担者(H28-30)

[6]科学研究費補助金・基盤研究(B)・「生活史行列ビッグデータを用いた植物個体群の比較統計解析」研究分担者(H28-29)

[5]科学研究費補助金・基盤研究(B)・「空間明示モデルによる複数種の哺乳類を統合した管理戦略の構築」研究代表者(H25-27)

[4]三井物産環境基金・「複数種の哺乳類を統合した空間明示的管理戦略の構築」研究分担者(H23-24)

[3]科学研究費補助金・若手研究(B)・「メタ個体群の空間構造に不確実性をもつ外来種の最適管理戦略」研究代表者(H22-24)

[2]科学研究費補助金・特別研究員奨励費(PD)・「野生生物集団の最適保全戦略の基礎理論の確立とその応用」研究代表者(H18)

[1]科学研究費補助金・特別研究員奨励費(DC2)・「不確実性に対処するための最適保全戦略の数理的研究」研究代表者(H16-17)


委員など

[5] The science committee of COMPADRE and COMADRE (H28.7-H30.6)

[4] 環境省 化学物質審査検討会検討員 (H28.5-)

[3] 日本数理生物学会 ニュースレター編集委員 (H27.10-H29.9)

[2] 日本生態学会 大会企画委員会委員 (H25.3-H28.3)

[1] 保全生態学研究 編集委員(H24.1-)


客員研究員等

[1] 新潟大学超域研究機構 朱鷺・自然再生学研究センター 客員研究員 (H22.9 -H23.3, H23.6-H26.3)


学術雑誌の査読

Austral Ecology, Biodiversity and Conservation, Biological Conservation, Biological Invasions, Bulletin of Mathematical Biology, Diversity and Distributions, Ecological Applications, Ecological Modelling, Ecological Research, Ecology Letters, Environmental Modelling & Software, Frontiers in Zoology, International Journal of Pest Management, Journal of Animal Ecology, Journal of Applied Ecology, Journal of Biological Physics,Journal of Theoretical Biology, Mathematical Biosciences, Methods in Ecology and Evolution, Natural Resource Modeling, Oikos, Plos One, Population Ecology, Proceedings of the Royal Society B, Remote Sensing, Theoretical Ecology, Theoretical Population Biology, MODSIM, 保全生態学研究.