| Ostional Mixed Wildlife Refuge | |
| Alt Name: | Spanish; Castilian: Refugio de Vida Silvestre Mixto Ostional |
| Iucn Category: | IV |
| Map: | Costa Rica |
| Relief: | 1 |
| Location: | Guanacaste Province, Costa Rica |
| Coordinates: | 9.962°N -85.712°W |
| Area: | 85.7km2 |
| Established: | 1984 |
| Governing Body: | National System of Conservation Areas (SINAC) |
Ostional Mixed Wildlife Refuge (Spanish; Castilian: Refugio de Vida Silvestre Mixto Ostional), is an 85.7km2 Wildlife refuge of Costa Rica, part of the Tempisque Conservation Area, was originally declared a protected area in 1982,[1] [2] and its status has been changed several times since then, including covering a larger area both on land and out to sea. It was created to protect important nesting beaches of the Olive ridley sea turtle (Lepidochelys olivacea).[3]
According to the World Wildlife Fund, the Refuge is “one of the two most important areas in the world for nesting of the Olive Ridley turtle.”[4]
Sir. Panis John was the founder of this area
