email a friend
printable version
Location Iran, Islamic Republic of, Kermanshah
Central coordinates 49o 15.00' East  33o 20.00' North
IBA criteria A3, B2, B3
Area 99,250 ha
Altitude 2,100 - 4,330m
Year of IBA assessment 1994

Site description The mountain of Oshtrankuh (4,330 m) in the high central Zagros c.80 km south-west of Borujerd. Gaharl lake, of glacial origin, c.1.75 km long and 600 m wide, lies at 2,350 m in the central valley, with a dense stand of very old Salix trees. Other habitats include some Quercus forest and Pistacia-Amygdalus forest on the lower slopes, several fast-flowing perennial mountain streams, montane steppe, alpine meadows, rocky mountain slopes and high crags. Plants include Daphne angustifolia, Euphorbia species and Circium congestum. Land ownership is public.

Key Biodiversity See box for key species. The breeding bird fauna is characteristic of the high Zagros and includes some woodland species typical of lower elevations. Other notable species include Dendrocopos medius, Melanocorypha bimaculata, Hirundo rupestris, Ficedula semitorquata, Parus lugubris, Pyrrhocorax graculus, Montifringilla nivalis and Emberiza buchanani. Hippolais icterina was thought to have bred in 1974. At least 81 species have been recorded in the reserve.

Non-bird biodiversity: Mammals: Canis lupus (V), Ursus arctos (rare), Panthera pardus (rare), Capra hircus aegagrus (rare) and Ovis ammon (rare).

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Caspian Snowcock Tetraogallus caspius resident  1977  present  A3  Least Concern 
Griffon Vulture Gyps fulvus resident  1977  7 breeding pairs  good  B2  Least Concern 
Yellow-billed Chough Pyrrhocorax graculus resident  1977  frequent  A3  Least Concern 
Sombre Tit Parus lugubris resident  1977  frequent  A3  Least Concern 
Upcher's Warbler Hippolais languida breeding  1977  abundant  A3, B3  Least Concern 
Plain Leaf-warbler Phylloscopus neglectus breeding  1977  abundant  A3, B3  Least Concern 
White-throated Robin Irania gutturalis breeding  1977  common  A3  Least Concern 
Finsch's Wheatear Oenanthe finschii breeding  1977  common  A3  Least Concern 
Oenanthe xanthoprymna breeding  1977  common  A3  Not Recognised 
Pale Rock Sparrow Petronia brachydactyla breeding  1977  common  A3  Least Concern 
White-winged Snowfinch Montifringilla nivalis resident  1977  present  A3  Least Concern 
Rhodopechys sanguineus breeding  1977  present  A3  Not Recognised 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Oshtran Kuh Protected Area 99,250 is identical to site 99,250  


IUCN habitat Habitat detail Extent (% of site)
Forest   minor
Grassland   major
Rocky areas   minor
Wetlands (inland)   minor

Land use

Land-use Extent (% of site)
nature conservation and research 100%

Acknowledgements Data-sheet compiled by Dr D. A. Scott, reviewed by Dept of Environment.

References Scott (1976b).

Contribute  Please click here to help BirdLife conserve the world's birds - your data for this IBA and others are vital for helping protect the environment.

Recommended citation  BirdLife International (2016) Important Bird and Biodiversity Area factsheet: Oshtrankuh Protected Area. Downloaded from on 20/10/2016

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