The wetlands designated are the following:
| --- | --- | --- | | WILDLIFE AREAS (ÁREAS SILVESTRES) | PAGES | RAMSAR CODE | | Palo Verde | 1-5 | 3CR001 | | Caño Negro | 1-7 | 3CR002 | | Tamarindo | 1-4 | 3CR003 | | Isla del Coco | 1-5 | 3CR004 | | Gandoca-Manzanillo | 1-14 | 3CR005 | | Humedal Caribe Noreste | 1-13 | 3CR006 | | Humedal Maquenque | 1-10 | 3CR007 | | Humedal Térraba-Sierpe | 1-9 | 3CR008 | | Humedal Cuenca Baja Tempisque | 1-8 | 3CR010 | | Humedal Cuenca Baja Sierpe | 1-6 | 3CR011 | | LACUSTRINE WETLANDS (HUMEDALES LACUSTRINOS) | PAGES | RAMSAR CODE | | Embalse Arenal | 1-9 | 3CR009 |