Anodonta piscinalis Nilsson, 1823 The duck mussel (Anodonta anatina) is a species of freshwater mussel in the family Unionidae, the river mussels.
See Animalbase below (external link).
Right and left valve of the same specimen: The native distribution of this species is European-Siberian.
This Unionidae-related article is a stub.
You can help Wikipedia by expanding it.