Río Huebra-Arribes del Duero (1680)
Spain, Europe
Site overview
KBA status: confirmed
Global KBA criteria: A1a, A1c
Year of last assessment: 2011
National site name: Río Huebra - Arribes del Duero
Central coordinates: Latitude: 40.8333, Longitude: -6.7500
System: freshwater, terrestrial
Elevation (m): 400 to 837
Area of KBA (km2): 1835.26976
Protected area coverage (%): 40.46
KBA classification: Global
Legacy site: Yes
Site details
Site description: A area of granitic cliffs around the River Duero and its tributaries. The site is dominated by Quercus, Cistus and Juniperus scrub. The main human activities are arable agriculture and livestock-farming.
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 cliff-nesting raptors and breeding Ciconia nigra.
Habitats
Land use: agriculture (45%) | hunting
| IUCN Habitat | Coverage % | Habitat detail |
|---|---|---|
| Shrubland | 10 | |
| Grassland | 10 | |
| Forest | 30 | |
| Rocky Areas(e.g., inland cliffs, mountain peaks) | 10 | |
| Artificial - Terrestrial | 25 |
Threats
Summary of threats to biodiversity at KBA: The main threats are from forestry, quarrying and the abandonment of traditional land-uses.