Ministry of the Environment Government of Japan. Designation of Evacuation Zone (accessed 07 April 2021); https://www.env.go.jp/chemi/rhm/h29kisoshiryo/h29kiso-09-04-01.html. (in Japanese).
Fukushima Prefectural Government, Japan. About the Transition of Evacuation Zone (accessed 07 April 2021); https://www.pref.fukushima.lg.jp/site/portal/cat01-more.html. (in Japanese).
Chino, M. et al. Preliminary estimation of release amounts of 131I and 137Cs accidentally discharged from the Fukushima Daiichi Nuclear Power Plant into the atmosphere. J. Nucl. Sci. Technol. 48, 1129–1134 (2011).
Google Scholar
Koarashi, J., Atarashi-Andoh, M., Takeuchi, E. & Nishimura, S. Topographic heterogeneity effect on the accumulation of Fukushima-derived radiocaesium on forest floor driven by biologically mediated processes. Sci. Rep. 4, 6853 (2014).
Google Scholar
Saito, R., Nemoto, Y. & Tsukada, H. Relationship between radiocaesium in muscle and physicochemical fractions of radiocaesium in the stomach of wild boar. Sci. Rep. 10, 6796. https://doi.org/10.1038/s41598-020-63507-5 (2020).
Google Scholar
Tsukada, H. From soil to agricultural-plants-transfer and distribution of radiocaesium. Kagaku (Chemistry). 67, 20–23 (2012) (in Japanese).
Google Scholar
Saito, R. & Tsukada, H. Chapter 23: Physicochemical fractions of radiocaesium in the stomach contents of wild boar and its transfer to muscle tissue. In Behavior of Radionuclides in the Environment III (eds Nanba, K. et al.) 495–505 (Springer, 2022).
Google Scholar
Ishii, Y., Hayashi, S. & Takamura, T. Radiocaesium transfer in forest insect communities after the Fukushima Dai-ichi Nuclear Power Plant accident. PLoS ONE 12, e0171133 (2017).
Google Scholar
Matsushima, N., Ihara, S., Takase, M. & Horiguchi, T. Assessment of radiocaesium contamination in frogs 18 months after the Fukushima Daiichi nuclear disaster. Sci. Rep. 5, 9712 (2015).
Google Scholar
Ishii, Y., Matsuzaki, S. S. & Hayashi, S. Different factors determine 137Cs concentration factors of freshwater fish and aquatic organisms in lake and river ecosystems. J. Environ. Radioact. 213, 106102 (2020).
Google Scholar
Wada, T. et al. Strong contrast of cesium radioactivity between marine and freshwater fish in Fukushima. J. Environ. Radioact. 204, 132–142 (2019).
Google Scholar
Morishita, D. et al. Spatial and seasonal variations of radiocaesium concentrations in an algae-grazing annual fish, ayu Plecoglossus altivelis collected from Fukushima Prefecture in 2014. Fish. Sci. 85, 561–569 (2019).
Google Scholar
Saito, R., Kabeya, M., Nemoto, Y. & Oomachi, H. Monitoring 137Cs concentrations in bird species occupying different ecological niches; game birds and raptors in Fukushima Prefecture. J. Environ. Radioact. 197, 67–73 (2019).
Google Scholar
Merz, S., Shozugawa, K. & Steinhauser, G. Analysis of Japanese radionuclide monitoring data of food before and after the Fukushima nuclear accident. Environ. Sci. Technol. 49, 2875–2885 (2015).
Google Scholar
Steinhauser, G. & Saey, P. R. J. 137Cs in the meat of wild boars: A comparison of the impacts of Chernobyl and Fukushima. J. Radioanal. Nucl. Chem. 307, 1801–1806 (2016).
Google Scholar
Nemoto, Y., Saito, R. & Oomachi, H. Seasonal variation of caesium-137 concentration in Asian black bear (Ursus thibetanus) and wild boar (Sus scrofa) in Fukushima Prefecture, Japan. PLoS ONE 13, e0200797. https://doi.org/10.1371/journal.pone.0200797 (2018).
Google Scholar
Nemoto, Y. et al. Effects of 137Cs contamination after the TEPCO Fukushima Dai-ichi Nuclear Power Station accident on food and habitat of wild boar in Fukushima Prefecture. J. Environ. Radioact. 225, 106342 (2020).
Google Scholar
Saito, R., Oomachi, H., Nemoto, Y. & Osako, M. Estimation of the total amount of the radiocaesium in the wild boar in their body – each organs survey and incineration residue survey. J. Soc. Rem. Radioact. Contam. Environ. 7, 165–173 (2019) (in Japanese).
Cui, L. et al. Radiocaesium concentrations in wild boars captured within 20 km of the Fukushima Daiichi Nuclear Power Plant. Sci. Rep. 10, 9272. https://doi.org/10.1038/s41598-020-66362-6 (2020).
Google Scholar
Tagami, K., Howard, B. J. & Uchida, S. The time-dependent transfer factor of radiocaesium from soil to game animals in Japan after the Fukushima Dai-ichi nuclear accident. Environ. Sci. Technol. 50, 9424–9431. https://doi.org/10.1021/acs.est.6b03011 (2016).
Google Scholar
Fuma, S. et al. Radiocaesium contamination of wild boars in Fukushima and surrounding regions after the Fukushima nuclear accident. Environ. Radioact. 164, 60–64 (2016).
Google Scholar
Fukushima Prefectural Government, Japan. Monitoring of Wild Animals. Accessed 7 Apr 2021. https://www.pref.fukushima.lg.jp/site/portal/wildlife-radiationmonitoring1.html. (in Japanese).
Strebl, F. & Tataruch, F. Time trends (1986–2003) of radiocaesium transfer to roe deer and wild boar in two Austrian forest regions. J. Environ. Radioactiv. 98, 137–152 (2007).
Google Scholar
Ohtsuka-Ito, E. & Kanzaki, N. Population trends of the Japanese wild boar during the Showa era. Wildl. Cons. Jpn. 3, 95–105 (1998).
Google Scholar
Ueda, H. & Jiang, Z. The use of Orchards and Abandoned Orchard by wild boars in Yamanashi. Mamm. Sci. 44, 23–33 (2004) (in Japanese).
Fukushima Prefectural Government, Japan. Fukushima Prefecture Wild Boar Management Plan (Phase 3) (accessed 07 April 2021); https://www.pref.fukushima.lg.jp/uploaded/life/497785_1296285_misc.pdf (in Japanese).
Anderson, D. et al. A comparison of methods to derive aggregated transfer factors using wild boar data from the Fukushima Prefecture. J. Environ. Radioact. 197, 101–108 (2019).
Google Scholar
Pröhl, G. et al. Ecological half-lives of 90Sr and 137Cs in terrestrial and aquatic ecosystems. J. Environ. Radioactiv. 91, 41–72 (2006).
Google Scholar
Palo, R. T., White, N. & Danell, K. Spatial and temporal variations of 137Cs in moose Alces alces and transfer to man in northern Sweden. Wildlife Biol. 9, 207–212 (2003).
Google Scholar
Kodera, Y., Kanzaki, N., Ishikawa, N. & Minagawa, A. Food habits of wild boar (Sus scrofa) inhabiting Iwami District, Shimane Prefecture, western Japan. J. Mammal. Soc. Jpn. 53, 279–287 (2013) (in Japanese).
Kodera, Y. & Kanzaki, N. Food habits and nutritional condition of Japanese wild boar in Iwami district, Shimane Prefecture, western Japan. Wildl. Cons. Jpn. 6, 109–117 (2001) (in Japanese).
Arita, S. et al. Radioactive cesium accumulation during developmental stages of Largemouth Bass, Micropterus salmoides. Proc. JSCE. G. (Environment) 71, 267–276 (2015).
Google Scholar
Kodera, Y. C. S. F. prevention of epidemics from a point of view of the ecology of wild boar. J. Vet. Epidemiol. 23, 4–8 (2019) (in Japanese).
Google Scholar
Calenge, C., Maillard, D., Vassant, J. & Brandt, S. Summer and hunting season home ranges of wild boar (Sus scrofa) in two habitats in France. Game Wildl. Sci. 19, 281–301 (2002).
Massei, G., Genov, P. V., Staines, B. W. & Gorman, M. L. Factors influencing home range and activity of wild boar (Sus scrofa) in a Mediterranean coastal area. J. Zool. 242, 411–423 (1997).
Google Scholar
Morelle, K. et al. Towards understanding wild boar Sus scrofa movement: A synthetic movement ecology approach. Mammal Rev. 45, 15–29 (2015).
Google Scholar
Kapata, J., Mnich, K., Mnich, S., Karpińska, M. & Bielawska, A. Time-dependence of 137Cs activity concentration in wild game meat in Knyszyn Primeval Forest (Poland). J. Environ. Radioactiv. 141, 76–81 (2015).
Google Scholar
Gulakov, A. V. Accumulation and distribution of 137Cs and 90Sr in the body of the wild boar (Sus scrofa) found on the territory with radioactive. J. Environ. Radioactiv. 127, 171–175 (2014).
Google Scholar
Hohmann, U. & Huckschlag, D. Investigations on the radiocaesium contamination of wild boar (Sus scrofa) meat in Rhineland-Palatinate: A stomach content analysis. Eur. J. Wildl. Res. 51, 263–270 (2005).
Google Scholar
Škrkal, J., Rulík, P., Fantínová, K., Mihalík, J. & Timková, J. Radiocaesium levels in game in the Czech Republic. J. Environ. Radioactiv. 139, 18–23 (2015).
Google Scholar
Japan Atomic Energy Agency (JAEA). 5th airborne monitoring survey (accessed 07 April 2021); https://emdb.jaea.go.jp/emdb/en/portals/b1020201/
Steinhauser, G. Monitoring and radioecological characteristics of radiocaesium in Japanese beef after the Fukushima nuclear accident. J. Radioanal. Nucl. Chem. 311, 1367–1373 (2017).
Google Scholar
Merz, S., Shozugawa, K. & Steinhauser, G. Effective and ecological half-lives of 90Sr and 137Cs observed in wheat and rice in Japan. J. Radioanal. Nucl. Chem. 307, 1807–1810 (2016).
Google Scholar
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