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Non Native Species Alert

Dikerogammarus villosus (often referred to as the killer shrimp) is an amphipod native to south-eastern Europe, which has recently spread to western Europe. In September 2010 it was found in Grafham Water, Cambridgeshire.

If you find Dikerogammarus, please send a photo and details of location to alert_nonnative@ceh.ac.uk.
 
 
 
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