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Location Serbia, Central Serbia,Voivodina-Banat
Central coordinates 21o 16.00' East  44o 49.00' North
IBA criteria A1, A4i, A4iii, B1i, B2, B3
Area 6,488 ha
Altitude 68 - 282m
Year of IBA assessment 2000

Bird Protection and Study Society of Serbia (Affiliate)

Site description A section of the Danube flood-plain, situated at the entrance to Ðerdap gorge in the south-east Pannonian lowlands. Natural forests (willow Salix, poplar Populus, ash Fraxinus, oak Quercus), extensive Populus plantations, wet meadows and marsh, and dry grassland are present. There is heavy boat traffic on the Danube.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Common Pochard Aythya ferina breeding  1996  30-50 breeding pairs  medium  B3  Least Concern 
Common Pochard Aythya ferina passage  1996  10,000-20,000 individuals  B1i  Least Concern 
Ferruginous Duck Aythya nyroca breeding  1996  30-40 breeding pairs  medium  A1, B2  Near Threatened 
Common Goldeneye Bucephala clangula passage  1997  1,000-2,000 individuals  B1i  Least Concern 
Black Stork Ciconia nigra passage  1997  200-300 individuals  A4i, B1i  Least Concern 
Glossy Ibis Plegadis falcinellus breeding  1997  10-15 breeding pairs  good  B2  Least Concern 
Ixobrychus minutus breeding  1996  50-70 breeding pairs  poor  B2  Not Recognised 
Black-crowned Night-heron Nycticorax nycticorax breeding  1997  150-200 breeding pairs  good  B2  Least Concern 
Squacco Heron Ardeola ralloides breeding  1997  30-50 breeding pairs  medium  B2  Least Concern 
Pygmy Cormorant Microcarbo pygmaeus breeding  1997  150-250 breeding pairs  medium  A1, A4i, B1i, B2  Least Concern 
Pygmy Cormorant Microcarbo pygmaeus winter  500-1,000 individuals  A1, A4i, B1i  Least Concern 
Sand Martin Riparia riparia breeding  1995  15,000-20,000 breeding pairs  medium  B2  Least Concern 
A4iii Species group - waterbirds passage  1996  20,000 individuals  unknown  A4iii   


IUCN habitat Habitat detail Extent (% of site)
Forest Alluvial and very wet forest; Broadleaved deciduous woodland; Wooded steppe  20%
Shrubland Scrub  5%
Grassland Humid grasslands; Mesophile grasslands; Steppes and dry calcareous grassland  5%
Wetlands (inland) Rivers and streams; Standing freshwater; Water fringe vegetation  60%
Artificial - terrestrial Arable land; Forestry plantations; Perennial crops, orchards and groves; Ruderal land; Urban parks and gardens  10%

Land use

Land-use Extent (% of site)
agriculture 30%
fisheries/aquaculture 60%
forestry 30%
hunting 80%
tourism/recreation 5%
urban/industrial/transport 5%
water management 20%

Protection status National None International None

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Recommended citation  BirdLife International (2014) Important Bird Areas factsheet: Labudovo Okno. Downloaded from on 17/09/2014

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