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Location Luxembourg, Canton de Luxembourg
Central coordinates 6o 18.00' East  49o 40.00' North
IBA criteria C6
Area 375 ha
Altitude 240 - 270m
Year of IBA assessment 2009

Letzebuerger natur-A Vulleschutz-Liga

Site description A valley with grassland and small wetlands (ponds and reedbeds) along the Syre stream.

Key Biodiversity An important area for Ciconia ciconia with several birds summering in the area. Other species listed on Annex I of the EC Birds Directive and breeding at the site include Lanius collurio and Alcedo atthis. Species occurring on passage include Luscinia svecica, Philomachus pugnax and Tringa glareola.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
White Stork Ciconia ciconia non-breeding  2000-2009  1-10 individuals  good  C6  Least Concern 
Spotted Crake Porzana porzana passage  2000-2009  3-5 individuals  medium  C6  Least Concern 
Common Kingfisher Alcedo atthis resident  2000-2009  2-3 breeding pairs  good  C6  Least Concern 
Aquatic Warbler Acrocephalus paludicola passage  2000-2009  3-6 individuals  good  C6  Vulnerable 

IBA Monitoring

2009 high very unfavourable medium
Good - based on reliable and complete / representative data

Agriculture and aquaculture livestock farming and ranching (includes forest grazing) - agro-industry grazing, ranching or farmin happening now majority/most of area/population (50-90%) slow but significant deterioration high
Residential and commercial development housing and urban areas happening now small area/few individuals (<10%) no or imperceptible deterioration low

Forest Broadleaved deciduous woodland  0 0 good (> 90%) good (> 90%) favourable
Grassland Humid grasslands  0 0 poor (40-69%) good (> 90%) unfavourable
Grassland Mesophile grasslands  0 0 moderate (70-90%) very poor (< 40%) very unfavourable
Wetlands (inland) Standing freshwater  0 0 good (> 90%) good (> 90%) favourable

Acrocephalus paludicola Aquatic Warbler 3 3 individuals 100 favourable
Acrocephalus schoenobaenus Sedge Warbler 1 2 females only 100 favourable

Whole area of site (>90%) covered by appropriate conservation designation  No management plan exists but the management planning process has begun  Substantive conservation measures are being implemented but these are not comprehensive and are limited by resources and capacity  medium 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Flaxweiler-Widdebierg Forest Reserve 582 protected area is adjacent to site 0  
Uebersyren-Kreckelsbierg Sites and Monuments 170 protected area is adjacent to site 0  
Uebersyren-Schlammwis Humid Zone Buffer Zone 16 protected area overlaps with site 16  
Uebersyren-Schlammwis Wetland Humid Zone 3 protected area overlaps with site 3  


IUCN habitat Habitat detail Extent (% of site)
Shrubland Scrub  1%
Grassland Humid grasslands; Mesophile grasslands  74%
Wetlands (inland) Fens, transition mires and springs; Rivers and streams; Standing freshwater  3%
Artificial - terrestrial Arable land; Forestry plantations; Other urban and industrial areas; Perennial crops, orchards and groves; Ruderal land  11%
Forest Alluvial and very wet forest; Broadleaved deciduous woodland; Mixed woodland  11%

Land use

Land-use Extent (% of site)
agriculture 7%
nature conservation and research 35%
rangeland/pastureland 68%
hunting minor
tourism/recreation minor
forestry 11%

Protection status National None International None

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Recommended citation  BirdLife International (2016) Important Bird and Biodiversity Area factsheet: Valley of the Syre. Downloaded from on 24/10/2016

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