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Location Luxembourg, Canton de Mersch,Canton de Rédange
Central coordinates 5o 58.00' East  49o 45.00' North
IBA criteria B2, C6
Area 6,565 ha
Altitude 222 - 378m
Year of IBA assessment 2009

Letzebuerger natur-A Vulleschutz-Liga



Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Red Kite Milvus milvus breeding  1997-2009  3-5 breeding pairs  good  C6  Near Threatened 
Black Kite Milvus migrans breeding  1997-2009  6-9 breeding pairs  good  C6  Least Concern 
Common Kingfisher Alcedo atthis resident  2000-2009  6-12 breeding pairs  medium  B2, C6  Least Concern 
Red-backed Shrike Lanius collurio breeding  2000-2009  30-60 breeding pairs  medium  C6  Least Concern 
Great Grey Shrike Lanius excubitor resident  2006-2007  10-14 breeding pairs  good  B2  Least Concern 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Bissen-Laaschtert Divers Nature Reserve 164 protected area contained by site 164  
Bissen/Forges-Laach Humid Zone 14 protected area contained by site 14  
Calhus-Hassel Humid Zone 56 protected area contained by site 56  
Colpach-Bas/Wisich Humid Zone 31 protected area contained by site 31  
Ell-Groswis Humid Zone 48 protected area contained by site 48  
Fensterdall (Boevange-sur-Attert) Protected Area 11 protected area contained by site 11  
Massif forestier du Stiefeschboesch Special Conservation Area 39 protected area contained by site 39  
Vallée de l'Attert de la frontière àUseldange Special Conservation Area 403 protected area contained by site 403  
Zones humides de Bissen et Fensterdall Special Conservation Area 50 protected area contained by site 50  

Habitats

IUCN habitat Habitat detail Extent (% of site)
Artificial - terrestrial Arable land; Forestry plantations; Other urban and industrial areas; Perennial crops, orchards and groves; Ruderal land  22%
Grassland Humid grasslands; Mesophile grasslands  61%
Forest Alluvial and very wet forest; Broadleaved deciduous woodland; Mixed woodland  15%
Shrubland Scrub  1%
Wetlands (inland) Rivers and streams; Standing freshwater  1%

Land use

Land-use Extent (% of site)
agriculture 17%
forestry 15%
rangeland/pastureland 61%
hunting -
nature conservation and research minor

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Recommended citation  BirdLife International (2014) Important Bird Areas factsheet: Valley of the Attert. Downloaded from http://www.birdlife.org on 01/08/2014

To provide new information to update this factsheet or to correct any errors, please email BirdLife