This National Park is situated to the South of Limon, and covers 9,449 hectares. Gandoca Manzanillo is a humid tropical forest and one of the most important parks of Costa Rica because it hasthe only naturally occurring mangrove oyster beds to inhabit the reefs along the Caribbean Coast, providing a wide range of lowland habitats with rare and unique plants, specially wetlands with the yolillo and sajo associations, and it protects major freshwater and marine habitats, including one of the least spoiled coral reefs on the Caribbean coast of Costa Rica. Gandoca Beach is the most important nesting site for leather back turtles in the South Caribbean coast in Costa Rica. 358 species of birds, of which 102 are migratory, can be found here, as well as squirrel fish, Chestnut Mandibled Toucan, Tree frog, red Lored Parrot and Eyelash Viper among other. The flora is represented by Canna, Red mangrove, Devil tongue, Pink flower and marine grass.