email a friend
printable version
Location Hungary, Nógrád,Pest
Central coordinates 18o 55.00' East  47o 55.00' North
IBA criteria A1, B2, C1
Area 27,839 ha
Altitude 110 - 939m
Year of IBA assessment 2002

Hungarian Ornithological and Nature Conservation Society

Site description A range of low mountains situated between the Danube bend and Ipoly river. The lower slopes are covered by oak Quercus forest, the higher slopes by submontane Quercus, Carpinus and Fagus forest. Montane Fagus forest extends to near the peaks. Human activities include horticulture, arable farming and skiing; pastures are mostly abandoned.

Key Biodiversity An important area for raptors and forest birds.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Eastern Imperial Eagle Aquila heliaca breeding  2001  3 breeding pairs  unknown  A1, B2, C1  Vulnerable 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Borzsonyi Landscape Protected Area 17,897 protected area contained by site 17,897  
Duna-Ipoly National Park 60,314 protected area overlaps with site 18,028  


IUCN habitat Habitat detail Extent (% of site)
Forest Broadleaved deciduous woodland  70%
Shrubland Scrub  5%
Grassland Steppes and dry calcareous grassland  5%
Artificial - terrestrial Arable land; Forestry plantations; Perennial crops, orchards and groves  20%

Land use

Land-use Extent (% of site)
agriculture 10%
forestry 90%
nature conservation and research 20%
tourism/recreation 30%

Protection status National Partial International None17,897 ha of IBA covered by Landscape Protected Area (Börzsönyi, 17,897 ha). 18,028 ha of IBA covered by National Park (Duna-Ipoly, 60,314 ha).

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: Börzsöny. Downloaded from on 21/10/2016

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