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ＹASUDA, Masatoshi

• 1. Contact address (moved)
  • Forest Zoology Laboratory, Kyushu Research Centger, Forestry and Forest Products Research Institute
  • 4-11-16 Kurokami, Kumamoto 860-0862 Japan
  • Tel +81-96-343-3972 / Fax +81-96-344-5054
  • Email:
• 2. Present position and degree
  • Senior Researcher, Forestry and Forest Products Research Institute
  • Doctor of Agriculture, The University of Tokyo (1998)
• 3. Research topics
  • Mammals in Asian tropical forests (Brunei, Indoneseia, Malaysia & Thailand)
  • Frugivory and seed dispersal by animals (scatter hoarding in rodents)
  • Camera-trapping as a tool for investigating wildlife
  • Contamination of dioxin-like compounds in wildlife
  • Reproductive phenology (mass flowering) of dipterocarps
• 4. Taxa studied
  • EULIPOTYPHLA (INSECTIVORA); Mogera, Euroscaptor (moles), Echinosorex (moonrat)
  • RODENTIA; Apodemus, Leopoldamys, Maxomys, Callosciurus, Hystrix, etc. (mice, squirrels & porcupines)
  • SCANDENTIA; Tupaia (treeshrews)
  • CARNIVORA; Viverridae; Viverra etc. (civets)
• 5. Publication list (1991-2006)
  • <1990s>
    • Yasuda, M., Nakagoshi, N. & Takahashi, F. (1991) Examination of the spool-and-line method as a quantitative technique to investigate seed dispersal by rodents. Japanese Journal of Ecology 41: 257-262. (in Japanese with English summary) <pdf>
    • Miura, S., Yasuda, M. & Ratnam, L. (1997) Who steal the fruits? Monitorning frugivory of mammals in a tropical rain forest. Malayan Nature Journal 50: 183-193. <pdf>
    • Yasuda, M., Matsumoto, J., Osada, N., Ichikawa, S., Kachi, N., Tani, M., Okuda, T., Furukawa, A., Abdul Rahim Nik & N. Manokaran (1999) The mechanism of general flowering in Dipterocarpaceae in the Malay Peninsula. Journal of Tropical Ecology 15: 437-449. <pdf, erratum (clear photos) for printed version>
  • <2000>
    • Yasuda, M., Miura, S. & Nor Azman H. (2000) Evidence for food hoarding behavior in terrestrial rodents in Pasoh Forest Reserve, a Malaysian lowland rain forest. Journal of Tropical Forest Science 12: 164-173. <pdf>
  • <2001>
    • Oshida, T., Yasuda, M., Endo, H., Nor Azman, H. & Masuda, R. (2001) Molecular phylogeny of five squirrel species of the genus Callosciurus (Mammalia, Rodentia) inferred from cytochrome b gene sequences. Mammalia 65: 473-482. <pdf>
    • Wakasugi, M. T., Yasuda, M., Kanzaki, M. & Yamakura, T. (2001) Seed dispersal of Sapindus mukorossi (Sapindaceae) identified by an automatic camera system at the Kasugayama forest, central Japan. Journal of Kansai Organization of Nature Conservation 23: 3-12. <pdf>
  • <2002>
    • Yasuda, M. & Kawakami, K. (2002) A new method of monitoring remote wildlife via the Internet. Ecological Research 17: 119-124. <pdf>
  • <2003>
    • Yasuda, M., Ishii, N., Okuda, T. & Nor Azman H. (2003) Small mammal community: habitat preference and effects after selective logging. In Okuda, T., Manokaran, N., Matsumoto, Y., Niiyama, K., Thomas, S. C. & Ashton, P. S. eds. Pasoh: Ecology of a lowland rain forest in Southeast Asia. Pp. 533-546. Springer-Verlag, Tokyo. <pdf>
    • Kawada, S., Shinohara, A., Yasuda, M., Oda, S. & Lim, B. L. (2003) The mole of Peninsular Malaysia: notes on its identification and ecology. Mammal Study 28: 73-77. <pdf>
    • Numata, S., Yasuda, M., Okuda, T., Kachi, N. & Nur Supandi Md. N. (2003) Temporal and spatial patterns of mass flowerings on the Malay Peninsula. American Journal of Botany 90: 1025-1031. <pdf>
    • Takasuga, T., Yasuda, M., Yamada, F. & Senthilkumar K. (2003) Bioaccumulation profiles of UNEP's POPs in terrestrial wildlife of Japan. Organohalogen Compounds 64: 360-365. <pdf>
  • <2004>
    • Yasuda, M. (2004) Monitoring diversity and abundance of mammals with camera traps: a case study on Mount Tsukuba, central Japan. Mammal Study 29: 37-46. <pdf>
    • Shinohara, A., Kawada, S., Yasuda, M. & Lim B. L. (2004) Phylogenetic position of the Malaysian mole, Euroscaptor micrura (Mammalia: Eulipotyphla), inferred from three gene sequences. Mammal Study 29: 185-189. <pdf>
    • Oshida, T., Shafique, C. M., Barkati, S., Yasuda, M., Nor Azman, H., Endo, H. Yanagawa, H. & Masuda, R. (2004) Phylogenetic position of the small Kashmir flying squirrel, Hylopetes finbriatus (= Eoglaucomys fimbriatus), in the subfamily Pteromyinae. Canadian Journal of Zoology 82: 1336-1342. <pdf>
  • <2005>
    • Yasuda, M., Miura, S., Ishii, N., Okuda, T. & Nor Azman H. (2005) Fallen fruits and terrestrial vertebrate frugivores: a case study in a lowland tropical rain forest in Peninsular Malaysia. In Forget, P. M., Lambert, J. E., Hulme, P. E. and Vander Wall, S. B. (eds.) Seed Fate: Predation, Dispersal and Seedling Establishment. Pp. 151-174. CABI Publishing. <pdf>
    • Numata, S., Okuda, T., Sugimoto, T., Nishimura, S., Yoshida, K., Quah E. S, Yasuda, M., Muangkhum, K. & Nur Supardi, Md. N. (2005) Camera trapping: A non invasive approach as an additional tool in the study of mammals in Pasoh Forest Reserve and adjacent fragmented areas in Paninsular Malaysia. Malayan Nature Journal 57: 29-45. <pdf>
    • Fukui, A., Yasuda, M., Kouyama, K. & Kanai, Y. (2005) Species assembly of forest birds of Japan, on the basis of large-scale monitoring censuses in breeding season. Strix 23: 1-29. (in Japanese with English summary) <pdf>
    • Kawada, S., Shinohara, A., Yasuda, M., Oda, S. & Lim, B. L. (2005) Karyological study of the Malaysian mole, Euroscaptor micrura malayana (Insectivora, Talpidae) from Cameron Highlands, Peninsular Malaysia. Mammal Study 30: 109-115. <pdf>
    • Yasuda, M., Kawaji, N., Fukui, A. & Kanai, Y. (2005) Temporal changes of avian communities in Japan during the late 20th century examined using the phi coefficient. Japanese Journal of Ornithology 54: 86-101. (in Japanese with English summary) <pdf>
  • <2006>
    • Kunisue, T., Watanabe, M. X., Iwata, H., Tsubota, T., Yamada, F., Yasuda, M. & Tanabe, S. (2006) PCDDs, PCDFs, and coplanar PCBs in wild terrestrial mammals from Japan: Congener specific accumulation and hepatic sequestration. Environmental Pollution 140:525-535.
    • Numata, S., Yasuda, M., Okuda, T., Kachi, N. & Nur Supardi Md. Noor (2006) Comparison of canopy gap dynamics and light environment of forest floor between two different forest stands in a Malaysian lowland rain forest. Journal of Tropical Forest Science 18:109-116.
• 6. Links
  • Yasuda's official page (Sorry, Japanese only)
  • Lansania and Lansania Archives
  • About my institute: Forestry and Forest Products Research Institute