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close| Location | Spain, Castilla-La Mancha |
| Central coordinates | 5o 0.00' West 40o 10.00' North |
| IBA criteria | A4i, B1i, B2, C2, C3, C6 |
| Area | 70,000 ha |
| Altitude | 300 - 764m |
| Year of IBA assessment | 2000 |
Ornithological information This is an important site for resident raptors and wintering waterbirds, particularly Grus grus.
Site description The site includes a river and two reservoirs surrounded by large expanses of dehesa and scrub. There is some arable cultivation and sheep-grazed grassland.
Populations of IBA trigger species
| Species | Season | Period | Population estimate | Quality of estimate | IBA Criteria | IUCN Category |
|---|---|---|---|---|---|---|
| Black Stork Ciconia nigra | non-breeding | 1996 | 41-100 individuals | medium | B1i, C2 | Least Concern |
| Black Stork Ciconia nigra | breeding | 1996 | 2-4 breeding pairs | good | B1i, C2, C6 | Least Concern |
| Great Cormorant Phalacrocorax carbo | winter | 1993 | 400-1,500 individuals | medium | B1i, C3 | Least Concern |
| Spanish Imperial Eagle Aquila adalberti | resident | 1996 | 1 breeding pairs | good | B2, C6 | Vulnerable |
| Common Crane Grus grus | winter | 1996 | 1,000-5,244 individuals | good | A4i, B1i, C2 | Least Concern |
Protected areas
| Protected area | Designation | Area (ha) | Relationship with IBA | Overlap with IBA (ha) | |
|---|---|---|---|---|---|
| RIO TIETAR - ES4320031 | Habitats Directive | 6,227 | protected area is adjacent to site | 0 | |
| RIO Y PINARES DEL TIETAR - ES0000427 | Birds Directive | 9,888 | protected area is adjacent to site | 0 | |
| SIERRA DE SAN VICENTE Y VALLES DEL TIETAR Y ALBERCHE - ES4250001 | Habitats Directive | 117,539 | protected area overlaps with site | 62,196 | |
| VALLE DEL TIÉTAR - ES0000184 | Birds Directive | 64,377 | protected area is adjacent to site | 0 | |
| VALLE DEL TIÉTAR - ES4110115 | Habitats Directive | 63,355 | protected area is adjacent to site | 0 | |
| VALLE DEL TIETAR Y EMBALSES DE ROSARITO Y NAVALCAN - ES0000089 | Birds Directive | 68,564 | protected area overlaps with site | 51,811 |
Habitats
| IUCN habitat | Habitat detail | Extent (% of site) |
|---|---|---|
| Forest | Broadleaved evergreen woodland | 70% |
| Shrubland | Sclerophyllous scrub, garrigue and maquis | - |
| Grassland | - | |
| Wetlands (inland) | Standing freshwater | 26% |
| Artificial landscapes (terrestrial) | Arable land; Perennial crops, orchards and groves | - |
Land use
| Land-use | Extent (% of site) |
|---|---|
| agriculture | 75% |
| hunting | 26% |
| water management | 26% |
Management considerations The site is threatened by a massive dam project. Disturbance affects Grus grus around the Rosarito reservoir. The use of poisoned baits is a threat to Aquila adalberti.
Protection status National None International Partial36,620 ha of IBA covered by Special Protection Area (Valle del Tiétar-Embalses de Rosarito y Navalcán, 53,167 ha).
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Recommended citation BirdLife International (2013) Important Bird Areas factsheet: Rosarito and Navalcán reservoirs-La Iglesuela (Tietar valley). Downloaded from http://www.birdlife.org on 22/05/2013
To provide new information to update this factsheet or to correct any errors, please email BirdLife
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