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Expansion of an invasive freshwater snail Physa acuta (Gastropoda: Physidae) in China

YUNHAI GUO^1,2, CHUNG-CHI HWANG³ & HONGXUAN HE¹*
¹ Key Laboratory of Animal Ecology and Conservation Biology, Institute of Zoology, Chinese Academy of Sciences, Datun Road, Chaoyang, Beijing, 100101, China.
² Graduate University of Chinese Academy of Sciences, Yuquan Road 19A, Beijing, 100039, China.
³ Department of Bioresources, Da-Yeh University, 168 University Road, Dacun, Changhua County 51591, Taiwan.
*To whom correspondence should be addressed. Email: hehx@ioz.ac.cn

The pulmonate freshwater snail Physa acuta Draparnaud, 1805 has been previously reported as an invasive species in China and many other parts of the world. Populations in Beijing and Shandong, Shanxi, Yunnan and Hubei Provinces are reported for the first time based on collections made between August and October 2007. The potential for further spread of this species in China is discussed.

Key words: biological invasion, alien species, new records

Full article (PDF; 230 KB)