• Mississippi National River and Recreation Area


    National River & Recreation Area Minnesota

Elktoe Mussel

Elktoe (Alasmidonta marginata)
A large Elktoe mussel (Alasmidonta marginata) in a person's hands.

Did You Know?

Mussels, One being in a person's hand

Certain freshwater mussels can live to more than 100 years in the right conditions. This lifespan is one of the longest for any creature on earth.