The American Mediterranean is considered one of the oceanic marginal seas. In addition to numerous small islands, large and small groups of islands, and islets, it includesthe large islands of Cuba, bordering the Gulf of Mexico and the Caribbean; of Jamaica, Hispaniola, and of Puerto Rico.
The American Mediterranean Sea is a scientific name for the mediterranean dilution basin which includes the Caribbean Sea and the Gulf of Mexico.The name, which has been employed particularly by German oceanographers, is not recognized by the USGS, the International Hydrographic Organization or other international hydrological bodies.