机构地区:[1]中国水产科学研究院内陆渔业环境与资源重点开放实验室,中国水产科学研究院淡水渔业研究中心,江苏无锡214081
出 处:《南方水产》2006年第6期63-65,共3页South China Fisheries Science
基 金:The Project of Chinese Academy of Fishery Sciences for Chief Scientists(No. 1-105011)
摘 要:在太湖湖洲和五里湖水域分别首次发现了2种可能是入侵的螺类楯螺(Ferrissia wautieri MIROLLI 1960)和尖膀胱螺(Physa acuta DRAPARNAUD 1805)。它们均属肺螺亚纲,基眼目。文章对其形态、生物学特征进行了描述,对其可能的入侵途径等进行了讨论。The snail species Ferrissia wautieri MIROLLI 1960 and Physa acuta DRAPARNAUD 1805 (both Pulmonata, Basommatophora) were found in waters near Huzhou city and Wulihu bay near Wuxi city, respectively, during a three months investigation of the macrozoobenthic living communities in the Taihu Lake, China. These are the first records of those snails in the Taihu Area, which are believed as two invasive species in this water. Both snail species are known for having introduced in different regions worldwide and have been able to colonise some areas successfully. This was possible because both species have a wide tolerance towards abiotic factors and their changes. This fact facilitates their distribution and successful colonisation of new areas. Description, biology and origin of these species, as well as potential impact to the aquatic ecosystems are discussed.
分 类 号:Q959.212.6[生物学—动物学]
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