Rosarito and Navalcán reservoirs-La Iglesuela (Tietar valley) (1719)
Spain, Europe
Site overview
KBA status: confirmed
Global KBA criteria: D1a
Year of last assessment: 2011
National site name: Embalses de Rosarito y Navalcán - La Iglesuela (Valle del Tiétar)
Central coordinates: Latitude: 40.1667, Longitude: -5.0000
System: freshwater, terrestrial
Elevation (m): 300 to 764
Area of KBA (km2): 961.09636
Protected area coverage (%): 88.97
KBA classification: Global
Legacy site: Yes
Site details
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.
Rationale for qualifying as KBA: This site qualifies as a Key Biodiversity Area of international significance that meets the thresholds for at least one criterion described in the Global Standard for the Identification of KBAs.
Additional biodiversity: This is an important site for resident raptors and wintering waterbirds, particularly Grus grus.
Habitats
Land use: agriculture (75%) | hunting (26%) | water management (26%)
| IUCN Habitat | Coverage % | Habitat detail |
|---|---|---|
| Artificial - Terrestrial | 5 | |
| Wetlands(Inland) | 22 | |
| Forest | 60 | |
| Grassland | 5 | |
| Shrubland | 5 |
Threats
Summary of threats to biodiversity at KBA: 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.
| Threat level 1 | Threat level 2 | Threat level 3 | Timing |
|---|---|---|---|
| Agriculture & aquaculture | Livestock farming & ranching | Agro-industry grazing, ranching or farming | Ongoing |
| Natural system modifications | Dams & water management/use | Abstraction of surface water (agricultural use) | Ongoing |
| Pollution | Domestic & urban waste water | Sewage | Ongoing |
| Transportation & service corridors | Utility & service lines | Ongoing | |
| Human intrusions & disturbance | Recreational activities | Ongoing | |
| Human intrusions & disturbance | Work & other activities | Ongoing | |
| Natural system modifications | Other ecosystem modifications | Only in the future | |
| Pollution | Garbage & solid waste | Ongoing | |
| Climate change & severe weather | Droughts | Ongoing |