Home to Rudd (Scardinius erythrophthalmus), Tench (Tinca tinca), Mirror carp (Cyprinus carpio carpio), Ruffe (Gymnocephalus cernua) and Russian sturgeon (Acipenser gueldenstaedtii). The last one is presumable a stand in for the European sea sturgeon A. sturio (formerly native to the Maas river).
