Los Guatuzos. 30/07/97; 43,750 ha; 11°00'N 084°52'W. Lakes and ponds subject to seasonal flooding, set in alluvial depressions with surrounding woodlands. There are also areas that are normally dry where the water table is several centimetres below the surface. The interaction of unique environmental factors has given rise to rich populations of flora and fauna both indigenous and migratory. 326 bird species, of which 77 species are migratory, 32 mammal and 10 reptile species are supported. There are several species of birdlife threatened with extinction. Ramsar site no. 915.Most recent RIS information: 2001.

Río San Juan