Zona Sujeta a Conservación Ecológica Sistema Lagunar Catazajá.02/02/08; Chiapas; 41,059 ha; 17°39'N 091°43'W. System of lagoons located in the physiographic region of the southern Gulf of Mexico, characterized by smooth slopes and the presence of multiple lagoons and floodplains. The site is of great importance for the conservation of three endangered species in particular: the Manatee (Trichechus manatus), the Neotropical Otter (Lontra longicaudis), and the Black Howler Monkey (Alouatta pigra). The main factors affecting this system include the rapid demographic growth, pollution, unstable socio-political situation in the area, tourism, agriculture and livestock. The site is under the IV IUCN Category (Habitat/Species Management Area) and is managed by the Natural History and Ecology Institute. Catazajá comes from a Mayan word meaning "valley covered in water". The Park has had a management plan since 2003. Ramsar site no. 1764. Most recent RIS information: 2008.