Ribbed mussel
- kingdom: Animalia
- phylum: Mollusca
- class: Bivalvia
- order: Mytilida
- family: Mytilidae
- genus: Geukensia
- species: Geukensia demissa
Branford
Branford Center
West Haven
ConnecticutBay Pines
Saint Augustine
Saint Pete Beach
FloridaMayo
Selby-on-the-Bay
MarylandWareham Center
MassachusettsAtlantic City
New JerseyBeaufort
North CarolinaGloucester Point
Virginia
United States