Reserva de la Biosfera Pantanos de Centla. 22/06/95; Tabasco; 302,706 ha; 18°18'N 092°27'W. Reserva de la Biosfera. Hydrologically, one of the most important sites of its kind in Mesoamerica, influencing the ecology from southern Mexico to northern Guatemala. The site consists of 110 (permanent and temporary) freshwater bodies important for fishing and flood regulation. Permanently flooded freshwater swamp is the most prevalent wetland type, and the site includes brackish lagoons, estuaries, mangroves, seasonally flooded saltmarshes, freshwater swamps and agricultural land. The lagoons play a key role in the life cycles of many marine species. The area has one of the most important aquatic vascular floras of Mesoamerica, consisting of 76 plant species used by people, 13 rare or threatened species of flora, and several nationally or internationally rare or threatened species of animals. Land uses include various traditional subsistence activities. The fishery is the most important source of protein and income for local people. There is intensive commercial hunting. Ramsar site no. 733. Most recent RIS information: 2001.