Gulf killifish
- kingdom: Animalia
- phylum: Chordata
- class: Actinopterygii
- order: Cyprinodontiformes
- family: Fundulidae
- genus: Fundulus
- species: Fundulus grandis
Linares
Nuevo León- Ciudad Victoria
- Hidalgo
Tamaulipas- Moralillo
Veracruz
Mexico
Bayou La Batre- Dauphin Island
- Spanish Fort
Alabama- Bay Pines
- Bayshore Gardens
- Bonita Springs
- Cudjoe Key
- East Pensacola Heights
- Florida Ridge
- Gibsonton
- Holley
- Hutchinson Island South
- Indian Rocks Beach
- Indian Shores
- Jacksonville Beach
- Key West
- Mary Esther
- Melbourne
- North Redington Beach
- Osprey
- Pensacola
- Ponce Inlet
- Redington Shores
- Saint James City
- South Beach
- Stock Island
- Tavernier
- Temple Terrace
- Vamo
- Whitfield
- Winter Beach
Florida- Aransas Pass
- Bayou Vista
- Brownsville
- Cloverleaf
- Corpus Christi
- Fulton
- Galveston
- Gholson
- Highlands
- Hitchcock
- Iraan
- La Marque
- Laguna Heights
- Laguna Vista
- Las Lomas
- Laureles
- Lone Star
- Palacios
- Port Aransas
- Port Isabel
- Port Lavaca
- Portland
- Progreso
- Rio Grande City
- Rockport
- Seabrook
- Seadrift
- South Padre Island
- Taylor Lake Village
Texas
United States