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Location Serbia, West Serbia
Central coordinates 19o 34.00' East  44o 9.00' North
IBA criteria B2, B3
Area 56,291 ha
Altitude 280 - 1,247m
Year of IBA assessment 2009

Bird Protection and Study Society of Serbia (Affiliate)

Site description Situated in the far west of Serbia along the Drina river, between the towns of Valjevo and Bejina Basta. The deciduous forests (predominantly beech Fagus and oak Quercus) are interspersed with pasture, meadows, limestone features, orchards and villages. Human activities include intensive agriculture and cattle-rearing.

Key Biodiversity This is an important area for a variety of breeding raptors, including Gyps fulvus (together with Milesevka-Uvac, this is the only breeding site in Yugoslavia).

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Picus canus resident  2000-2008  30-40 breeding pairs  B2  Not Recognised 
Middle Spotted Woodpecker Leiopicus medius resident  2000-2008  60-80 breeding pairs  B3  Least Concern 
Picus viridis resident  2000-2008  50-70 breeding pairs  B2  Not Recognised 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Klisura reke Tresnjice Nature Reserve 595 protected area contained by site 595  


IUCN habitat Habitat detail Extent (% of site)
Forest Broadleaved deciduous woodland; Treeline ecotone  60%
Shrubland Scrub  5%
Grassland Dry siliceous grassland; Mesophile grasslands; Steppes and dry calcareous grassland  10%
Wetlands (inland) Rivers and streams  -
Caves and subterranean habitats (non-aquatic) Caves  -
Artificial - terrestrial Arable land; Forestry plantations; Perennial crops, orchards and groves; Ruderal land  15%
Rocky areas Inland cliffs; Scree & boulders  -

Land use

Land-use Extent (% of site)
agriculture 10%
fisheries/aquaculture -
forestry 70%
hunting 80%
nature conservation and research 20%
tourism/recreation 10%
not utilised -

Protection status National Low International None596 ha of IBA covered by Special Nature Reserve (Klisura reke Tresnjice, 596 ha).

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Recommended citation  BirdLife International (2016) Important Bird and Biodiversity Area factsheet: Valjevske mountains. Downloaded from on 24/10/2016

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