Acuiferos Guacimo and Pococi
Agua Buena Wildlife Refuge
Alberto Manuel Brenes Biological Reserve
Arenal Volcano National Park
Arenal Volcano Emergency Forest Reserve Aviarios del Caribe Wildlife Refuge
Ballena National Marine Park
Barbilla National Park
Barra del Colorado Wildlife Refuge
Barra Honda National Park
Bosque Alegre Wildlife Refuge
Braulio Carrillo National Park
Cabo Blanco Absolute Natural Reserve
Cacyra Wildlife Refuge
Cahuita National Park
Camaronal Wildlife Refuge
Cano Island Biological Reserve
Cano Negro Wildlife Refuge
Caraigres Protected Zone
Carara National Park
Carate Wildlife Refuge
Cariari National Wetlands
Cataratas Cerro Redondo Wildlife Refuge
Central Volcanic Forest Reserve
Cerro Atenas Protected Zone
Cerro Chompipe Protected Zone
Cerro Dantas Wildlife Refuge
Cerro de la Cangreja Protected Zone
Cerro Jardin Forest Reserve
Cerro La Cruz Protected Zone
Cerro Las Vueltas Biological Reserve
Cerro Nara Protected Zone
Cerros de la Carpintera Protected Zone
Cerros de Escazu Protected Zone
Cerros de Turrubares Protected Zone
Chirripo National Park
Cipanci Wildlife Refuge
Cocos Island National Park
Corcovado National Park
Corredor Fronterizo Wildlife Refuge
Costa Esmeralda Wildlife Refuge
Cuenca Rio Abangares Protected Zone
Cuenca Rio Banano Protected Zone
Cuenca Rio Siquirres Protected Zone
Cuenca Rio Tuis Protected Zone
Cueva Murcielago Wildlife Refuge
Curena Forest Reserve
Curi Cancha Wildlife Refuge
Curu Wildlife Refuge
Diria National Park
Donald Peters Hayes Wildlife Refuge
Dr. Archie Carr Wildlife Refuge
El Chayote Protected Zone
El Rodeo Protected Zone
Ensenada Wildlife Refuge
Fernando Castro Cervantes Wildlife Refuge Finca Baru Pacifico Wildlife Refuge
Finca Hacienda Avellana Wildlife Refuge
Finca La Virgen
Gandoca Manzanillo Wildlife Refuge
Golfito Wildlife Refuge
Golfo Dulce Forest Reserve
Grecia Forest Reserve
Guanacaste National Park
Guayabo Islands Biological Reserve
Guayabo National Monument
Hacienda Copano Wildlife Refuge
Hitoy Cerere Biological Reserve
Horizontes Experimental Forest
Iguanita Wildlife Refuge
Irazu Volcano National Park
Jaguarundi Wildlife Refuge
Joseph Steve Friedman Wildlife Refuge
Juan Castro Blanco National Park
Junquillal Bay Wildlife Refuge

La Amistad International Park
La Cangreja National Park
La Ceiba Wildlife Refuge
Lacustrino Bonilla Bonillita Wetlands
Lacustrino Pejeperrito Wetlands
Lacustrino Tamborcito Wetlands
Laguna Las Camelias Wildlife Refuge
Laguna Madrigal Wetlands
Laguna Maquenque Wetlands
Laguna Azul Wildlife Refuge
La Marta Wildlife Refuge
Las Baulas National Marine Park
La Selva Protected Zone
Las Tablas Protected Zone
Limoncito Wildlife Refuge
Lomas de Barbudal Biological Reserve
Los Santos Forest Reserve
Manuel Antonio National Park
Marino Ballena National Park
Mata Redonda Wildlife Refuge
Miravalles Volcano Protected Zone
Montes de Oro Protected Zone
Monteverde Cloud Forest Reserve
Negritos Islands Biological Reserve
Nicolas Wessberg Absolute Natural Reserve
Nicoya Peninsula Protected Zone
Nosara Protected Zone
Osa Wildlife Refuge
Ostional Wildlife Refuge
Pacuare Matina Forest Reserve
Pajaros Island Biological Reserve
Palo Verde National Park
Palustrino Corral de Piedra Wetlands
Palustrino Laguna del Paraguas Wetlands
Paramo Wildlife Refuge
PejePerro Wildlife Refuge
Penas Blancas Wildlife Refuge
Piedras Blancas National Park
Playa Blanca Marine Wetlands
Playa Hermosa Wildlife Refuge
Poas Volcano National Park
Portalon Wildlife Refuge
Preciosa Platanares Wildife Refuge
Punta Leona Wildlife Refuge
Puntarenas Estuary Wetlands
Punta Rio Claro Wildlife Refuge
Quillotro Wildlife Refuge
Quitirrisi Protected Zone
Rancho La Merced Wildlife Refuge
RHR Blancas Wildlife Refuge
Riberino Zapandi Wetlands
Rincon de la Vieja National Park
Rio Canas Wetlands
Rio Grande Protected Zone
Rio Macho Forest Reserve
Rio Navarro Rio Sombrero Protected Zone
Rio Oro Wildlife Refuge
Rio Pacuare Forest Reserve
Rio Piro Wildlife Refuge
Rio Tiribi Protected Zone
Rio Toro Protected Zone
Romelia Wildlife Refuge
San Lucas Island Wildlife Refuge
Santa Elena Cloud Forest Reserve
Santa Rosa National Park
San Vito Wetlands
Surtubal Wildlife Refuge
Taboga Forest Reserve
Tamarindo Wildlife Refuge
Tapanti National Park
Tenorio Volcano National Park
Terraba Sierpe National Wetlands
Tivives Protected Zone
Tortuguero National Park
Transylvania Wildlife Refuge
Turrialba Volcano National Park
Werner Sauter Wildlife Refuge