비금도ㆍ도초도의 거미상

Spider Fauna of Two Korean Islands (Bigeum-do and Docho-do)

  전라남도 비금도와 도초도의 거미상과 그 다양성을 보고한다. 조사기간동안 총 1663 개체가 채집되어 그 중 943 개체가 동정되었다. 그 결과 19 과 34 속의 48 종이 확인되었는데, 우점과는 왕거미과(61.1%), 게거미과(9.1%), 늑대거미과(9.0%), 깡충거미과(8.7%), 무당거미과(7.2%)로 확인되었다. 우점종은 기생왕거미 19.4%), 산왕거미(14.3%), 긴호랑거미(9.5%) 등이었다. 비금도와 도초도의 거미상은 기존에 조사된 섬지역의 거미상과 비교, 분석되었다.

  Spider fauna and diversity are reported from the islands Bigeum-do and Docho-do, in Cholanam-do, Korea. A number of spiders collected during the survey were 1663 individuals and all of them, with the exception of 943 individuals, were identified. The samples included 48 species, which belong to 34 genera of 19 families. Five of 19 families were most frequently collected: Araneidae (61.1%), Thomisidae (9.1%), Lycosidae (9.0%), Salticidae (8.7%), and Nephilidae (7.2%). Of the collected samples, common species were as follows: Larinioides cornutus(19.4%), Araneus ventricosus (14.3%), Argiope bruennichii (9.5%), Neoscona nautica (7.5%), Nephila clavata (7.2%), and Menemerus fulvus (6.8%). When spider fauna of Bigeum-do and Docho-do were compared with the faunae from other published studies of Korean islands, the following five species were found in only Bikum-do and Docho-do: Steatoda albomaculata (De Geer,1778), Alopecosa licenti (Schenkel, 1953), Clubiona kurilensis Bosenberg et Strand, 1906, Myrmarachne formicaria (De Geer, 1778), and Pardosa brevivulva Tanaka, 1975.