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Location Luxembourg, Canton de Mersch
Central coordinates 6o 13.00' East  49o 45.00' North
IBA criteria C7
Area 219 ha
Altitude 290 - 360m
Year of IBA assessment 2009

Letzebuerger natur-A Vulleschutz-Liga



Site description A farm and grassland area, adjacent to the Weisse Ernz stream.

Key Biodiversity The third most important site for Crex crex in Luxembourg. Breeding birds include Alcedo atthis and Lanius collurio. Milvus milvus breeds in the nearby forests. The wet grasslands also provide important roosting habitat for Philomachus pugnax and Pluvialis apricaria.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Corncrake Crex crex breeding  1995-1998  1 breeding pairs  C7  Least Concern 

IBA Monitoring

2009 high unfavourable medium
Habitat
-

Agricultural expansion and intensification annual & perennial non-timber crops - agro-industry farming happening now majority/most of area/population (50-90%) moderate to rapid deterioration high
Agricultural expansion and intensification livestock farming and ranching (includes forest grazing) - agro-industry grazing, ranching or farmin happening now some of area/population (10-49%) moderate to rapid deterioration high

Forest Alluvial and very wet forest  0 0 good (> 90%) good (> 90%) favourable
Grassland Humid grasslands  0 0 moderate (70-90%) moderate (70-90%) unfavourable
Grassland Humid grasslands  0 0 moderate (70-90%) moderate (70-90%) unfavourable
Wetlands (inland) Water fringe vegetation  0 0 good (> 90%) good (> 90%) favourable

Most of site (50-90%) covered (including the most critical parts for important bird species)  A comprehensive and appropriate management plan exists that aims to maintain or improve the populations of qualifying bird species  Some limited conservation initiatives are in place  medium 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Koedange-Reimeschbierg Divers Nature Reserve 520 protected area overlaps with site 130  
Pelouses calcaires de la région de Junglinster Special Conservation Area 1,307 protected area overlaps with site 126  
Pelouses calcaires de la région de Junglinster - LU0001020 Habitats Directive 1,507 protected area overlaps with site 126  
Vallée de l'Ernz blanche - LU0001015 Habitats Directive 2,014 protected area is adjacent to site 0  
Vallée de l'Ernz Blanche de Bourglinster à Fischbach - LU0002005 Birds Directive 220 protected area contains site 219  

Habitats

IUCN habitat Habitat detail Extent (% of site)
Shrubland Scrub  3%
Grassland Humid grasslands; Mesophile grasslands  71%
Wetlands (inland) Rivers and streams; Water fringe vegetation  6%
Forest Alluvial and very wet forest; Broadleaved deciduous woodland; Mixed woodland  5%
Artificial - terrestrial Arable land; Forestry plantations; Other urban and industrial areas; Ruderal land  15%

Land use

Land-use Extent (% of site)
agriculture 6%
rangeland/pastureland 66%
hunting minor
nature conservation and research minor
tourism/recreation minor

Protection status National None International None

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Recommended citation  BirdLife International (2014) Important Bird Areas factsheet: Valley of the Ernze Blanche. Downloaded from http://www.birdlife.org on 18/12/2014

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