Straldzha Complex

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
Red-breasted Goose Branta ruficollis VU winter 1997 46-210 individuals A1, C1
Greater White-fronted Goose Anser albifrons LC winter 1997 6,178-8,500 individuals B1i, C3
Mallard Anas platyrhynchos LC winter 1997 22,755 individuals B1i, C3
Corncrake Crex crex LC breeding 2005 21 breeding pairs A1, C1
Eurasian Bittern Botaurus stellaris LC resident 1999 5 breeding pairs C6
Eurasian Thick-knee Burhinus oedicnemus LC breeding 1998 7 breeding pairs C6
Montagu's Harrier Circus pygargus LC resident 1998 5-6 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)
Straldzha Site of Community Importance (Habitats Directive) 882 protected area overlaps with site 684
Reka Mochuritsa Site of Community Importance (Habitats Directive) 8,703 protected area is adjacent to site 0
Kompleks Straldzha Special Protection Area (Birds Directive) 2,873 is identical to site 2,872


IUCN Habitat Habitat detail Extent (% of site)
Grassland Humid grasslands -
Wetlands (inland) Standing freshwater, Water fringe vegetation -
Artificial/Terrestrial Perennial crops, orchards and groves -
For further information about the habitat classification please click here.

Land use

Land-use Extent (% of site)
fisheries/aquaculture -
agriculture -
hunting -
For further information about the land use classification please click here.

Recommended citation
BirdLife International (2021) Important Bird Areas factsheet: Straldzha Complex. Downloaded from on 22/01/2021.