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Location Hungary, Somogy,Veszprém,Zala
Central coordinates 17o 54.00' East  46o 55.00' North
IBA criteria C2, C3
Area 59,985 ha
Altitude 104 - 135m
Year of IBA assessment 2002

Hungarian Ornithological and Nature Conservation Society

Site description A large (77 km long), shallow (1-14 m deep), highly regulated lake, the shore of which is densely built-up. Submerged vegetation covers c.5% of the total surface area of the lake, and the water is moderately rich in nutrients. Human activities include fishing, reed- and ice-cutting, sailing and coarse angling.

Key Biodiversity This site is an important area for wintering wildfowl, especially diving ducks.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Bean Goose Anser fabalis passage  2001  2,750 individuals  unknown  C3  Least Concern 
Greater White-fronted Goose Anser albifrons passage  2001  1,500 individuals  unknown  C3  Least Concern 
Greylag Goose Anser anser passage  2001  1,750 individuals  unknown  C3  Least Concern 
Mallard Anas platyrhynchos passage  2001  10,500-25,000 individuals  unknown  C3  Least Concern 
Common Pochard Aythya ferina passage  2001  6,000-10,000 individuals  unknown  C2  Vulnerable 
Tufted Duck Aythya fuligula passage  2001  7,500 individuals  unknown  C3  Least Concern 
Common Goldeneye Bucephala clangula passage  2001  1,500-10,000 individuals  unknown  C3  Least Concern 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Lake Balaton Wetlands of International Importance (Ramsar) 59,800 protected area overlaps with site 59,800  


IUCN habitat Habitat detail Extent (% of site)
Wetlands (inland) Standing freshwater  100%

Land use

Land-use Extent (% of site)
fisheries/aquaculture 100%
tourism/recreation 100%
urban/industrial/transport 20%
water management 100%

Protection status National None International High59,800 ha of IBA covered by Ramsar Site (Balaton, 59,800 ha).

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Recommended citation  BirdLife International (2016) Important Bird and Biodiversity Area factsheet: Lake Balaton. Downloaded from on 25/10/2016

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