生物群集は多様な種からなり、何らかの規則によって構成されていると考えています。 

     木本植物上の葉食性昆虫群集、植食性昆虫をめぐる捕食寄生性昆虫群集、花を訪れる昆虫群集、麦角菌から吸蜜する昆虫群集、花外蜜に集まるアリ群集、木本植物に穿孔するカミキリムシ群集、動物遺体に集まる腐食者群集、鳥羽毛を分解する生物群集、変形菌子実体上の胞子食昆虫群集、草本植物上のカメムシ群集など、それぞれの種間相互作用を明らかにし構造を研究してきました。

     群集構造は種や個体のランダムな集合ではなく、様々な種間相互作用を通じて、形成されていることがわかりました。

関連する研究成果

Shimada, N. & Sugiura, S. (2021) Indirect effects of weeds on rice plants via shared heteropteran herbivores. Journal of Applied Entomology 145:117–124.

Sugiura, S., Fukasawa, Y., Ogawa, R., Kawakami, S. & Yamazaki, K. (2019) Cross-kingdom interactions between slime molds and arthropods: a spore dispersal mutualism hypothesis. Ecology, 100(8): e02702.

Sakagami K, Sugiura S (2019) Noctuid moths as pollinators of Habenaria sagittifera (Orchidaceae): floral adaptations for the transfer of pollinaria on the thoraxes of moths. The Science of Nature – Naturwissenschaften, 106: 58.

Sugiura, S. & Hayashi, M. (2018) Functional compensation by insular scavengers: the relative contributions of vertebrates and invertebrates vary among islands. Ecography, 41: 1173–1183. 

Funamoto, D. & Sugiura, S. (2017) Arthropods associated with fungal galls: do large galls support more abundant and diverse inhabitants? The Science of Nature, 104: 6.

Funamoto, D. & Sugiura, S. (2016) Settling moths as potential pollinators of Uncaria rhynchophylla (Rubiaceae). European Journal of Entomology, 113:497–501. 

Sugiura, S. & Masuya, H. (2015) Keratin subsidies promote feather decomposition via an increase in keratin-consuming arthropods and microorganisms in bird breeding colonies. The Science of Nature – Naturwissenschaften, 102: 25.

Sugiura, S. & Ikeda, H. (2014) Keratin decomposition by trogid beetles: evidence from a feeding experiment and stable isotope analysis. Naturwissenschaften – The Science of Nature, 101: 187–196.

Sugiura, S. & Ikeda, H. (2013) Which insect species numerically respond to allochthonous inputs? Naturwissenschaften – The Science of Nature, 100: 749-759.

Sugiura, S., Tanaka, R., Taki, H. & Kanzaki, N. (2013) Differential responses of scavenging arthropods and vertebrates to forest loss maintain ecosystem function in a heterogeneous landscape. Biological Conservation, 159: 206–213.

Sugiura, S. & Taki, H. (2012) Scale-dependent effects of habitat area on species interaction networks: invasive species alter relationships. BMC Ecology, 12:11.

Sugiura, S. (2012) Flower-visiting insect communities on two closely related Rhododendron species flowering in different seasons. Arthropod-Plant Interactions, 6(3): 333-344.

Sugiura, S. (2011) Structure and dynamics of the parasitoid community shared by two herbivore species on different host plants. Arthropod-Plant Interactions, 5(1): 29-38.

Sugiura, S. (2010) Species interactions–area relationships: biological invasions and network structure in relation to island area. Proceedings of the Royal Society B: Biological Sciences, 277: 1807-1815. 

Sugiura, S. (2010) Associations of leaf miners and leaf gallers with island plants of different residency histories. Journal of Biogeography, 37(2):237-244.

Sugiura, S., Yamaura, Y. & Makihara, H. (2008) Biological invasion into the nested assemblage of tree-beetle associations on the oceanic Ogasawara Islands. Biological Invasions, 10(7): 1061-1071. 

Sugiura, S. & Yamazaki, K. (2007) Migratory moths as dispersal vectors of an introduced plant-pathogenic fungus in Japan. Biological Invasions, 9(2): 101-106.

Sugiura, S. (2007) Structure of a herbivore-parasitoid community: are parasitoids shared by different herbivore guilds? Basic and Applied Ecology, 8(6): 544-551.

Sugiura, S. & Yamazaki, K. (2005) Moth pollination of Metaplexis japonica(Apocynaceae): pollinaria transfer on the tip of the proboscis. Journal of Plant Research, 118(4): 257-262.

Osada, N., Sugiura, S., Kawamura, K., Cho, M. & Takeda, H. (2003) Community-level flowering phenology and fruit set: a comparative study of 25 woody species in a secondary forest in Japan. Ecological Research, 18(6): 711-723.

Sugiura, S. & Osawa, N. (2001) Parasitoid community associated with the leafrollerEudemis gyrotis (Lepidoptera, Tortricidae) on a bayberry Myrica rubra (Myricaceae). Entomological Science, 4(1): 25-34.