Definition that contains gulf coast
- willet large North American shorebird of eastern and Gulf Coasts
- bastard turtle grey sea turtle of the Atlantic and Gulf Coasts of North America
- callinectes sapidus bluish edible crab of Atlantic and Gulf Coasts of North America
- atakapan a language spoken by the Atakapa of the Gulf Coast of Louisiana and Texas
- striped killifish black-barred fish of bays and coastal marshes of the Atlantic and Gulf Coast of the United States
- mayfish black-barred fish of bays and coastal marshes of the Atlantic and Gulf Coast of the United States
- prosopis juliiflora mesquite of Gulf Coast and Caribbean Islands from Mexico to Venezuela
- diamondback terrapin of marshes along Atlantic and Gulf Coasts of United States
- attacapan a member of an Indian people formerly living along the Gulf Coast of Louisiana and Texas
- atakapa a language spoken by the Atakapa of the Gulf Coast of Louisiana and Texas