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close| Location | Belgium, Région Wallonne |
| Central coordinates | 5o 46.00' East 50o 5.00' North |
| IBA criteria | C6 |
| Area | 34,678 ha |
| Altitude | |
| Year of IBA assessment | 2000 |
Ornithological information Species listed on Annex I of the EC Birds Directive occurring on passage or wintering include Milvus migrans, Circus cyaneus, C. aeruginosus, Pandion haliaetus and Lullula arborea.
Site description An undisturbed part of the Ourthe valley with wooded slopes.
Populations of IBA trigger species
| Species | Season | Period | Population estimate | Quality of estimate | IBA Criteria | IUCN Category |
|---|---|---|---|---|---|---|
| Hazel Grouse Bonasa bonasia | resident | - | 1 breeding pairs | medium | C6 | Least Concern |
| Black Stork Ciconia nigra | breeding | - | 1-3 breeding pairs | medium | C6 | Least Concern |
Protected areas
| Protected area | Designation | Area (ha) | Relationship with IBA | Overlap with IBA (ha) | |
|---|---|---|---|---|---|
| Bassin inférieur de l'Ourthe occidentale (Bertogne; Houffalize; La Roche-en-Ardenne; Tenneville) - BE34032C0 | Birds Directive | 818 | protected area overlaps with site | 720 | |
| Bassin inférieur de l'Ourthe orientale (Gouvy; Houffalize; La Roche-en-Ardenne) - BE34024A0 | Birds Directive | 2,308 | protected area overlaps with site | 1,571 | |
| Bassin inférieur de l'Ourthe orientale (Gouvy; Houffalize; La Roche-en-Ardenne) - BE34024B0 | Habitats Directive | 2,117 | protected area overlaps with site | 1,454 | |
| Bassin supérieur de la Salm (Gouvy; Vielsalm) - BE34020A0 | Birds Directive | 511 | protected area overlaps with site | 338 | |
| Bassin supérieur de la Salm (Gouvy; Vielsalm) - BE34020B0 | Habitats Directive | 759 | protected area overlaps with site | 338 | |
| Bassin supérieur de la Wiltz (Bastogne) - BE34035A0 | Birds Directive | 291 | protected area overlaps with site | 159 | |
| Bassin supérieur de la Wiltz (Bastogne) - BE34035B0 | Habitats Directive | 178 | protected area overlaps with site | 60 | |
| Etangs de Longchamps et de Noville (Bastogne; Bertogne) - BE34033B0 | Habitats Directive | 346 | protected area contained by site | 346 | |
| Etangs de Longchamps et de Noville (Bastogne; Bertogne; Houffalize) - BE34033A0 | Birds Directive | 380 | protected area contained by site | 380 | |
| Sources du Ruisseau de Tavigny (Gouvy; Houffalize) - BE34034A0 | Birds Directive | 239 | protected area contained by site | 239 | |
| Sources du Ruisseau de Tavigny (Gouvy; Houffalize) - BE34034B0 | Habitats Directive | 154 | protected area contained by site | 154 | |
| Vallée de l'Ourthe entre Nisramont et La Roche (Houffalize; La Roche-en-Ardenne; Rendeux) - BE34023A0 | Birds Directive | 1,824 | protected area overlaps with site | 1,160 | |
| Vallée de l'Ourthe entre Nisramont et La Roche (Houffalize; La Roche-en-Ardenne; Rendeux) - BE34023B0 | Habitats Directive | 1,934 | protected area overlaps with site | 1,122 |
Habitats
| IUCN habitat | Habitat detail | Extent (% of site) |
|---|---|---|
| Forest | Alluvial and very wet forest; Broadleaved deciduous woodland | 20% |
| Shrubland | Heathland; Scrub | - |
| Grassland | Humid grasslands; Mesophile grasslands | 1% |
| Wetlands (inland) | Fens, transition mires and springs; Raised bogs; Rivers and streams; Standing freshwater; Water fringe vegetation | 1% |
| Caves | Caves | - |
| Artificial landscapes (terrestrial) | Forestry plantations; Highly improved re-seeded landscapes; Other urban and industrial areas; Perennial crops, orchards and groves; Ruderal land; Urban parks and gardens | 70% |
| Rocky areas | Scree & boulders | - |
Land use
| Land-use | Extent (% of site) |
|---|---|
| agriculture | 80% |
| fisheries/aquaculture | 1% |
| forestry | 15% |
| hunting | - |
| nature conservation and research | 1% |
| tourism/recreation | - |
| urban/industrial/transport | 5% |
| water management | 1% |
Protection status National None International High34,678 ha of IBA covered by Special Protection Area (Deux Ourthes, 34,678 ha).
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Recommended citation BirdLife International (2013) Important Bird Areas factsheet: Deux Ourthes. 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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