IUCN threat status:

Least Concern (LC)


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Range Description

The native range of this species encompasses Europe, Caucasus, western Siberia, and Central Asia. It has invaded the United States and Canada and can be found in Minnesota, New York, Ohio, Pennsylvania, Vermont, Wisconsin, Ontario and Quebec (NatureServe 2010). It was first recorded in the United States in 1897 in Lake Ontario, New York. It has since spread into Lake Erie, St. Lawrence and Hudson Rivers, Champlain Lake, Cayuga Lake, Superior Bay in Lake Superior, Lake Michigan, and Oneida Lake (Grigorovich et al. 2005). It is also found in Turkey (Van Damme pers. comm. 2011), with records from Iran (Mansoorian 2000) in the Gilan, Mazandaran and Lorestan Provinces cited by Gler and Pesic (2012).

The subspecies Valvata piscinalis alpestris is distributed in Austria, Germany and Switzerland (Fauna Europaea Web Service 2004).

The subspecies Valvata piscinalis antiqua is distributed in Austria, Bulgaria, France, Germany, Romania, Switzerland, the Netherlands and United Kingdom (Fauna Europaea Web Service 2004).

The subspecies Valvata piscinalis piscinalis is distributed throughout Europe (Fauna Europaea Web Service 2004).


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© International Union for Conservation of Nature and Natural Resources

Source: IUCN

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