Smallmouth Flounder
- kingdom: Animalia
- phylum: Chordata
- class: Actinopterygii
- order: Pleuronectiformes
- family: Paralichthyidae
- genus: Etropus
- species: Etropus microstomus
Wallingford
Connecticut- Rehoboth Beach
Delaware- North River Shores
- Stuart
Florida- Southampton
New York- Kill Devil Hills
North Carolina- Sullivans Island
South Carolina
United States