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Location Luxembourg, Canton de Clervaux
Central coordinates 5o 54.00' East  50o 5.00' North
IBA criteria C6
Area 3,055 ha
Altitude 408 - 514m
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
Black Stork Ciconia nigra non-breeding  1993-2009  4-16 individuals  good  C6  Least Concern 
Red Kite Milvus milvus breeding  1997-2009  3-5 breeding pairs  good  C6  Near Threatened 
Northern Harrier Circus cyaneus winter  1990-2005  5-10 individuals  medium  C6  Least Concern 
Boreal Owl Aegolius funereus breeding  1995-1998  1-2 breeding pairs  medium  C6  Least Concern 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Hachiville-Am Dall Humid Zone 188 protected area contained by site 188  
Hachiville-Kouprich Humid Zone Buffer Zone 37 protected area contained by site 37  
Hachiville-Kouprich Wetland Humid Zone 9 protected area contained by site 9  
Troine-Hannerhaassel Humid Zone 76 protected area contained by site 76  
Wincrange - Ramescher Protected Area 655 protected area contained by site 655  

Habitats

IUCN habitat Habitat detail Extent (% of site)
Artificial - terrestrial Arable land; Forestry plantations; Other urban and industrial areas; Ruderal land  26%
Forest Alluvial and very wet forest; Broadleaved deciduous woodland; Mixed woodland  7%
Grassland Humid grasslands; Mesophile grasslands  64%
Wetlands (inland) Rivers and streams; Standing freshwater  1%
Shrubland Heathland; Scrub  2%

Land use

Land-use Extent (% of site)
agriculture 18%
forestry 14%
hunting major
tourism/recreation minor
nature conservation and research minor
rangeland/pastureland 64%

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Recommended citation  BirdLife International (2014) Important Bird Areas factsheet: Valley of the Trëtterbaach. Downloaded from http://www.birdlife.org on 14/07/2014

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