BG076
Mesta Valley


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
Rock Partridge Alectoris graeca NT resident 1996 15-25 breeding pairs A3
White Stork Ciconia ciconia LC breeding 2004 57 breeding pairs B2, C6
Short-toed Snake-eagle Circaetus gallicus LC breeding 1996 4-5 breeding pairs B2, C6
Masked Shrike Lanius nubicus LC breeding 1996 2-10 breeding pairs A3
Calandra Lark Melanocorypha calandra LC resident 2005 86 breeding pairs C6
Olive-tree Warbler Hippolais olivetorum LC breeding 1996 10 breeding pairs A3
Barred Warbler Sylvia nisoria LC breeding 1996 50-100 breeding pairs C6
Sardinian Warbler Sylvia melanocephala LC resident 1996 2 breeding pairs A3
Subalpine Warbler Sylvia cantillans LC breeding 1996 10 breeding pairs A3
Western Rock Nuthatch Sitta neumayer LC resident 1996 6-12 breeding pairs A3
Ortolan Bunting Emberiza hortulana LC breeding 2005 967 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 Protection

Protection status:

Protected Area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)
Sreden Pirin - Alibotush Site of Community Importance (Habitats Directive) 68,934 protected area is adjacent to site 0
Rodopi - Zapadni Site of Community Importance (Habitats Directive) 272,851 protected area overlaps with site 0
Reka Mesta Site of Community Importance (Habitats Directive) 19,402 protected area overlaps with site 6,860
Mesta Special Protection Area (Birds Directive) 20,427 is identical to site 20,421
Kupena Prirodna Zabelezhitelnost 0 protected area contained by site 0
Dolna Mesta Site of Community Importance (Habitats Directive) 9,515 protected area overlaps with site 3,058
Dikchan State Game Husbandries 33,250 protected area overlaps with site 0


Recommended citation
BirdLife International (2020) Important Bird Areas factsheet: Mesta Valley. Downloaded from http://www.birdlife.org on 05/08/2020.