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Black Sea Birds

Administrative region Burgas
Central coordinates 27o 25' East 42o 30' North
Area 3 088 ha
Altitude 0 - 10m
Criteria A1, A4i, A4iii, B1i

Site description A shallow, brackish, coastal lake just to the west of, and bordering, the town of Burgas, and connected to the Black Sea by a canal with a sluice. Reedbeds of Phragmites and Typha fringe most of the shoreline, where salt-tolerant vegetation is dominated by Puccinellia.

Habitats and percentage cover
Wetlands (inland) 100 Standing freshwater
    Standing brackish and salt water
    Water fringe vegetation
Land-use and percentage cover
agriculture 5  
fisheries/aquaculture 80  
hunting 50  
urban/industrial/transport 50  

Birds The complex is important for wintering and migrating waterbirds, especially for wildfowl such as geese (Anser albifrons and the globally threatened Branta ruficollis) and ducks (e.g. Aythya spp. and the globally threatened Oxyura leucocephala). Pelicans Pelecanus also rest here in notable numbers. Species of global conservation concern that do not meet IBA criteria: Pelecanus crispus (max. 10 in winter and on passage), Aythya nyroca (breeding).

Species Season Year Min Max Quality Criteria
Greater White-fronted Goose (Anser albifrons) non-breeding 1997 6593 23931 good A4i, B1i
Red-breasted Goose (Branta ruficollis) non-breeding 1997 7 1975 good A1, A4i, B1i
Whooper Swan (Cygnus cygnus) non-breeding 1997 20 174 good B1i
Common Pochard (Aythya ferina) non-breeding 1997 150 10905 good B1i
Tufted Duck (Aythya fuligula) non-breeding 1997 250 15807 good B1i
White-headed Duck (Oxyura leucocephala) passage 1997 19 43 good A1
White-headed Duck (Oxyura leucocephala) non-breeding 1997 5 69 good A1
Pygmy Cormorant (Phalacrocorax pygmeus) passage 1996 9 92 medium A1
Pygmy Cormorant (Phalacrocorax pygmeus) non-breeding 1997 22 257 good A1, A4i, B1i
Great Cormorant (Phalacrocorax carbo) non-breeding 1997 70 1046 good B1i

Protection status National Partial International None397 ha of IBA covered by Protected Landscape (Vaya, 397 ha).

Conservation issues The IBA and surroundings suffer from high levels of industrial and chemical pollution, and the continued construction of industrial and residential districts also poses a threat. The lake is monitored by BSPB under the Bulgarian-Swiss Biodiversity Conservation Programme.

Threats and importance
industrialization/urbanization medium
unsustainable exploitation high

Citation BirdLife International 2005 BirdLife's online World Bird Database: the site for bird conservation. Version 2.0. Cambridge, UK: BirdLife International. Available: (accessed 16/1/2007)

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