| Tijuana River National Estuarine Research Reserve | |
|---|---|
IUCN category IV (habitat/species management area) | |
 | |
| Area | 9.45 km2 (3.65 sq mi) |
| Established | 1982 |
| Official name | Tijuana River National Estuarine Research Reserve |
| Designated | 2 February 2005 |
| Reference no. | 1452[1] |
Tijuana River National Estuarine Research Reserve is a natural reserve in Imperial Beach, California, and San Ysidro, San Diego. It encompasses the Tijuana River Estuary, located on the Mexico–United States border. It is divided into two parts: the Tijuana Slough National Wildlife Refuge on the north, and Border Field State Park in the south.
- ^ "Tijuana River National Estuarine Research Reserve". Ramsar Sites Information Service. Retrieved 25 April 2018.