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close| Location | Spain, Cantabria,Castilla y León |
| Central coordinates | 3o 57.00' West 43o 0.00' North |
| IBA criteria | A4i, B1i, B2, C3 |
| Area | 11,600 ha |
| Altitude | 900 - 920m |
| Year of IBA assessment | 2000 |
Ornithological information This is a very important site for resident and passage waterbirds. Species of global conservation concern that do not meet IBA criteria: Tetrax tetrax (38-63 non-breeding individuals).
Site description A wide, generally shallow reservoir with surrounding wet grassland and bogs. Human activities include livestock-farming and arable agriculture.
Populations of IBA trigger species
| Species | Season | Period | Population estimate | Quality of estimate | IBA Criteria | IUCN Category |
|---|---|---|---|---|---|---|
| Gadwall Anas strepera | resident | 1995 | 100-120 breeding pairs | good | B2 | Least Concern |
| Red-crested Pochard Netta rufina | non-breeding | 1994 | 3,000-5,000 individuals | good | A4i, B1i, C3 | Least Concern |
Protected areas
| Protected area | Designation | Area (ha) | Relationship with IBA | Overlap with IBA (ha) | |
|---|---|---|---|---|---|
| EMBALSE DEL EBRO - ES0000191 | Birds Directive | 5,964 | protected area contained by site | 5,964 | |
| Embalse del Ebro - ES0000252 | Birds Directive | 6,711 | protected area contained by site | 6,711 | |
| EMBALSE DEL EBRO - ES4120090 | Habitats Directive | 7,306 | protected area overlaps with site | 4,744 | |
| Rio y Embalse del Ebro - ES1300013 | Habitats Directive | 7,685 | protected area overlaps with site | 3,239 |
Habitats
| IUCN habitat | Habitat detail | Extent (% of site) |
|---|---|---|
| Shrubland | Heathland | 10% |
| Grassland | Humid grasslands | 10% |
| Wetlands (inland) | Raised bogs; Standing freshwater | 80% |
Land use
| Land-use | Extent (% of site) |
|---|---|
| fisheries/aquaculture | 70% |
| tourism/recreation | 15% |
| urban/industrial/transport | 10% |
| agriculture | 25% |
| water management | 80% |
Management considerations Threats come from the transfer of water from the River Ebro to the River Besaya which is reducing the water-level of the reservoir (`Other' threats, above), and a project to create a golf course. Hunting is forbidden.
Protection status National None International None
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Recommended citation BirdLife International (2013) Important Bird Areas factsheet: River Ebro dam. Downloaded from http://www.birdlife.org on 19/06/2013
To provide new information to update this factsheet or to correct any errors, please email BirdLife
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