Estuaire du fleuve Sinnamary. 15/09/08; Guyane Française; 28,400ha; 05°25' N 053°05'W. The site, located in French Guyana coast, represents a combination of intertidal mudflats, active sand flats, mangroves, freshwater swamps and seasonally flooded areas that extend towards the delta of the Sinnamary river. It represents the preferred habitat for the aquatic mammal Trichechus manatus, athreatened species in the Caribbean region. It is an important area for migratory birds, and Calidris pusilla winters here with up to 1,000,000 individuals. The site also serves as nesting and foraging area for the Green Turtle (chelonian mydas) and hosts the spectacled and dwarf caiman. The mangroves play an important role in coast protection and spawning ground. The site also hosts an important archeological site la roche Milot from the pre-Columbian era. Although hunting is prohibited, illegal practices are observed in the site. Ramsar site no. 1828. Most recent RIS information: 2008.