Data Zone
The site was identified as internationally important for bird conservation in 2009 because it was regularly supporting significant populations of the species listed below, meeting ('triggering') IBA criteria.
Populations meeting IBA criteria ('trigger species') at the site:| Species | Red List | Season (year/s of estimate) | Size | IBA criteria |
|---|---|---|---|---|
| Bell's Vireo Vireo bellii | LC | breeding (2001) | 336 pairs | A1 |
| Tricolored Blackbird Agelaius tricolor | EN | resident (2006) | 1,500 birds | A1 |
| Year | Protected Area | Designation (management category) | % coverage of IBA |
|---|---|---|---|
| - | Oak Glen | Preserve (V) | 1 |
| 1994 | San Gorgonio | Wilderness (Ib) | 2 |
Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Santa Ana River Valley (USA). Downloaded from
https://datazone.birdlife.org/site/factsheet/santa-ana-river-valley-iba-usa on 26/12/2024.