Gulf of Mexico Gulf of Mexico The Gulf of Mexico () is an ocean basin and a marginal sea of the Atlantic Ocean, largely surrounded by the North American continent. It is bounded on the northeast, north and northwest by the Gulf Coast of the United States, on the southwest and south by Mexico, and on the southeast by Cuba. The U.S. states of Texas, Louisiana, Mississippi, Alabama, and Florida border the Gulf on the north, which are often referred to as the "Third Coast", in comparison with the U.S. Atlantic and Pacific coasts. The Gulf of Mexico formed approximately 300 million years
Gulf of Mexico of Deutsche Schiff- und Maschinenbau AG, Deschimag) at Wesermünde (modern Bremerhaven) as yard number 705, launched on November 1, 1941 and commissioned on March 23, 1942 under the command of "Oberleutnant zur See" Hans-Günther Kuhlmann. After training with the 4th U-boat Flotilla, "U-166" was transferred to the 10th U-boat Flotilla for front-line service on June 1, 1942. The U-boat sailed on only two war patrols and sank four ships totalling . She was sunk on July 30, 1942 in Gulf of Mexico. In 2001 the wreck of "U-166" was found in 5,000 feet (1,500 m) of water, less than two