Tags: Crustacean.
Dikerogammarus haemobaphes is a species of freshwater gammarid crustacean. It is native to the Ponto-Caspian region (around the Black Sea and Caspian Sea). It has also become established in the Vistula River in Poland and is common in parts of Austria. In October 2012 it was discovered in the River Severn at Tewkesbury Worcestershire.It is also known as the demon shrimp.