Gulf Coast of the United States Pensacola, St. Petersburg, Tampa, and increasingly, Sarasota. All are the centers of their respective metropolitan areas and contain large ports. (Baton Rouge is relatively far from the Gulf of Mexico; its port is on the Mississippi River, as is the port of New Orleans.) The Gulf Coast is made of many inlets, bays, and lagoons. The coast is also intersected by numerous rivers, the largest of which is the Mississippi River. Much of the land along the Gulf Coast is, or was, marshland. Ringing the Gulf Coast is the Gulf Coastal Plain which reaches from Southern Texas to the western
Harte Research Institute for Gulf of Mexico Studies Harte Research Institute for Gulf of Mexico Studies The Harte Research Institute for Gulf of Mexico Studies (HRI) at Texas A&M University-Corpus Christi is the only marine research institute dedicated solely to advancing the long-term sustainable use and conservation of the world’s ninth-largest body of water. Established in 2001, HRI integrates outstanding scientific research with public policy to provide international leadership in generating and disseminating knowledge about the Gulf of Mexico ecosystem and its critical role in the economies of the North American region. HRI's Vision: A Gulf of Mexico that is ecologically and economically sustainable HRI's Mission: Science driven