Bayou killifish
- kingdom: Animalia
- phylum: Chordata
- class: Actinopterygii
- order: Cyprinodontiformes
- family: Fundulidae
- genus: Fundulus
- species: Fundulus pulvereus
Bayou La Batre- Dauphin Island
Alabama- Gulf Hills
- Gulf Park Estates
- Ocean Springs
- Saint Martin
Mississippi
United States