Térraba-Sierpe Wetland ( es, Humedal Térraba-Sierpe), is a protected area in
Costa Rica
Costa Rica (, ; ; literally "Rich Coast"), officially the Republic of Costa Rica ( es, República de Costa Rica), is a country in the Central American region of North America, bordered by Nicaragua to the north, the Caribbean Sea to the no ...
, managed under the Osa Conservation Area, it was created in 1994 by decree 22993-MIRENEM. It has been designated as a protected
Ramsar site
A Ramsar site is a wetland site designated to be of international importance under the Ramsar Convention,8 ha (O)
*** Permanent 8 ha (P)
*** Seasonal Intermittent < 8 ha(Ts)
**