Besaparski Hills

IBA Criteria

Year of most recent IBA criteria assessment: 2005

Populations of IBA trigger species
Species Current IUCN Red List Category Season Year(s) of estimate Population estimate IBA Criteria Triggered
Eastern Imperial Eagle Aquila heliaca VU resident 1996 2-3 breeding pairs A1, C1, C6
Long-legged Buzzard Buteo rufinus LC resident 1996 15-17 breeding pairs B2, C6
Saker Falcon Falco cherrug EN resident 1996 1-3 breeding pairs B2, C6
Calandra Lark Melanocorypha calandra LC resident 1996 100-150 breeding pairs C6
Tawny Pipit Anthus campestris LC breeding 1996 35-38 breeding pairs C6

Note: This table presents the IBA criteria triggered and the species that triggered then at the time of assessment, the current IUCN Red List category may vary from that which was in place at that time.

For more information about the IBA assessment process and criteria please click here

IBA Monitoring

Most recent IBA monitoring assessment
Year of assessment Threat score (pressure) Condition score (state) Action score (response)
2013 high very unfavourable low
Was the whole site covered? Yes State assessed by Habitat
Accuracy of information medium

Threats to the site (pressure)
Threat Level 1 Threat Level 2 Timing Scope Severity Result
Agricultural expansion and intensification annual & perennial non-timber crops - agro-industry farming likely in long term (beyond 4 years) some of area/population (10-49%) very rapid to severe deterioration medium
Biological resource use hunting & collecting terrestrial animals - persecution/control likely in long term (beyond 4 years) whole area/population (>90%) very rapid to severe deterioration high
Energy production and mining mining and quarrying likely in long term (beyond 4 years) some of area/population (10-49%) slow but significant deterioration medium

Condition of habitat (state)
Habitat Habitat Detail Reference Area (ha) Actual Area (ha) % of habitat remaining % of carrying capacity (overall) Result
Grassland 0 0 very poor (< 40%) very poor (< 40%) very unfavourable

Condition of key/trigger populations (state)
Scientific Common TargetPop ActualPop Units Remaining Result
Aquila heliaca Eastern Imperial Eagle 6 4 individuals 67 unfavourable
Buteo rufinus Long-legged Buzzard 19 7 breeding pairs 37 very unfavourable
Falco cherrug Saker Falcon 2 0 individuals 0 very unfavourable

Conservation actions taken at site (response)
Conservation Designation Management Planning Conservation Action Result
Whole area of site (>90%) covered by appropriate conservation designation No management planning has taken place Substantive conservation measures are being implemented but these are not comprehensive and are limited by resources and capacity low
For more information about IBA monitoring please click here

IBA Protection

Protected Area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)
Reka Maritsa Site of Community Importance (Habitats Directive) 14,693 protected area overlaps with site 1,194
Reka Luda Yana Site of Community Importance (Habitats Directive) 474 protected area overlaps with site 37
Ognianovsko-Sinitevski rid Zashtitena Mestnost 843 protected area contained by site 0
Nahodishte na atinska merendera selo Isperihovo Zashtitena Mestnost 37 protected area contained by site 0
Besaparski vazvishenia Site of Community Importance (Habitats Directive) 6,743 protected area contained by site 6,743
Besaparski ridove Special Protection Area (Birds Directive) 14,765 is identical to site 14,765


IUCN Habitat Habitat detail Extent (% of site)
Grassland -
For further information about the habitat classification please click here.

Recommended citation
BirdLife International (2022) Important Bird Areas factsheet: Besaparski Hills. Downloaded from on 17/08/2022.