| El Yali National Reserve | |
| Iucn Category: | IV |
| Iucn Ref: | [1] |
| Area Km2: | 5.2 |
| Designation: | National reserve |
| Designated: | 1996 |
| Governing Body: | Corporación Nacional Forestal (CONAF) |
El Yali National Reserve is a nature reserve of Chile located in the southern portion of the Valparaíso Region. This coastal wetland is a Ramsar site and covers an area of 5.2 km2.
El Yali has been considered an important nesting site for various species of birds in central Chile and a place of protection, rest and feeding for migratory species, which has made it the area with the highest concentration of avifauna in central Chile, with more than 115 species, including: the coscoroba swan, black-necked swan, Chilean flamingo, Franklin's gull and Cahuil gull, various types of ducks, the cuckoo heron and small birds, among others.