Top Level
: Harvesting
: Mussels
: Mussel Species
The Zebra mussel, Dreissena polymorpha (Pallas, 1771), has no commercial value, but is important because it poses a threat to native mussels by colonizing their shells and competing for food and oxygen. (Conservation status: Currently stable).
Illinois State Museum Collection (ISM)
Photograph by Robert E. Warren, Illinois State Museum.