Data Zone
The site was identified as internationally important for bird conservation in 2005 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 |
|---|---|---|---|---|
| Rock Partridge Alectoris graeca | NT | resident (1996) | 15–25 pairs | A3 |
| White Stork Ciconia ciconia | LC | breeding (2004) | 57 pairs | B2, C6 |
| Short-toed Snake-eagle Circaetus gallicus | LC | breeding (1996) | 4–5 pairs | B2, C6 |
| Masked Shrike Lanius nubicus | LC | breeding (1996) | 2–10 pairs | A3 |
| Calandra Lark Melanocorypha calandra | LC | resident (2005) | 86 pairs | C6 |
| Olive-tree Warbler Hippolais olivetorum | LC | breeding (1996) | 10 pairs | A3 |
| Subalpine Warbler Curruca cantillans | LC | breeding (1996) | 10 pairs | A3 |
| Barred Warbler Curruca nisoria | LC | breeding (1996) | 50–100 pairs | C6 |
| Sardinian Warbler Curruca melanocephala | LC | resident (1996) | 2 pairs | A3 |
| Western Rock Nuthatch Sitta neumayer | LC | resident (1996) | 6–12 pairs | A3 |
| Ortolan Bunting Emberiza hortulana | LC | breeding (2005) | 967 pairs | C6 |
| Year | Protected Area | Designation (management category) | % coverage of IBA |
|---|---|---|---|
| 1976 | Kupena | Prirodna Zabelezhitelnost (III) | - |
Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Mesta Valley (Bulgaria). Downloaded from
https://datazone.birdlife.org/site/factsheet/mesta-valley-iba-bulgaria on 23/12/2024.