Among the smaller ports, some of which are open to foreign trade, are Matamoros, Tuxpan, Alvarado, Tlacotalpan, Frontera, Campeche and the island of Mujeres (coast of Yucatan) on the Gulf side, and Ensenada, Altata, Santa Rosalia and Soconusco on the Pacific.
The south-west part of the Gulf of Mexico is called the Gulf of Campeche (Campeachy), but no distinction is necessary.
Yellow fever epidemics are common on the Campeche coast, and sometimes appear at Progreso and Merida.
Perhaps the most remarkable of the Mexican races are the Mayas, or MayaQuiche group, which inhabit the Yucatfin peninsula, Campeche and parts of Tabasco, Chiapas, and the neighbouring states of Central America (q.v.).
It was formerly the principal port for the state and for a part of Yucatan, but the port of Carmen at the entrance to Laguna de Terminos is now the chief shipping port for logwood and other forest products, and a considerable part of the trade of Campeche has been transferred to Progreso, the port of Merida.
And in Salvador, furnish important material for the investigation of the obscure problems of the Toltecs and Olmecs, and of the extension of Maya peoples on the Atlantic coast of the Mexican Gulf from Campeche as far as Tabasco and Vera Cruz.
And is made dangerous by the Campeche banks, a northward extension of the peninsula, covered with shifting sands.