Veneroida2 species
Family Dreissenidae
Dreissenidae is a family in the order Veneroida. Browse 2 named species recorded in this family, or open an individual profile for its available identification and natural-history information.
Species in Dreissenidae (2)
Zebra Mussel
Dreissena polymorpha
Adults are up to 3 to 4 cm in length with a typical mussel shape. The shell is yellow with darker bands or zig-zags. It is highly variable, as suggested by its latin name, and some specimens lack the stripes and can be all white or all brown/black. T
Quagga Mussel
Dreissena rostriformis bugensis
This invasive bivalve is typically 2-5cm in length, often with zig-zag brown stripes, though can be solid brown. Adults attach to hard substrata such as rocks, wood, man-made piping and can smother native mussels. It has a high filtering capacity and