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Location Estonia, Saare County
Central coordinates 22o 16.00' East  58o 32.00' North
IBA criteria A1, A4i, B1i, C1, C2, C3, C6
Area 4,519 ha
Year of IBA assessment 2003

Eesti Ornitiliigiaühing (EOÜ)

Site description A shallow (<20 m) sea bay on the northern coast of Saaremaa island, with small islets, reedbeds, coastal meadows and saltmarshes. The main economic activities are fishing, forestry and tourism.

Key Biodiversity Küdema bay is an important wintering area for two duck species and a notable breeding area for several waterbirds. Significant proportion (³1%) of national population breeding at site: Larus marinus (min. 105 pairs).

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Steller's Eider Polysticta stelleri passage  1990-1999  300-2,000 individuals  unknown  A1, A4i, B1i, C1, C3  Vulnerable 
Greylag Goose Anser anser passage  1990-2000  300-1,000 individuals  unknown  B1i, C3  Least Concern 
Barnacle Goose Branta leucopsis breeding  1995-2001  6-26 breeding pairs  unknown  C6  Least Concern 
Mute Swan Cygnus olor winter  1990-2000  500-2,510 individuals  unknown  B1i, C3  Least Concern 
Tundra Swan Cygnus columbianus passage  1995-1999  200-400 individuals  unknown  A4i, B1i, C2  Least Concern 
Common Goldeneye Bucephala clangula winter  1990-2000  1,000-4,600 individuals  unknown  A4i, B1i, C3  Least Concern 
Common Crane Grus grus passage  1990-2000  1,525 individuals  unknown  B1i, C2  Least Concern 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
K Limited Management Zone 4,431 protected area contained by site 4,431  
Laidu saare looduskaitseala Nature Reserve 19 protected area contained by site 19  
Panga maastikukaitseala Landscape Protection Area 26 protected area contained by site 26  
West Estonian Archipelago UNESCO-MAB Biosphere Reserve 1,560,000 protected area contains site 4,519  


IUCN habitat Habitat detail Extent (% of site)
Forest Mixed woodland; Native coniferous woodland  7%
Wetlands (inland) Water fringe vegetation  4%
Sea   88%
Shrubland   1%

Land use

Land-use Extent (% of site)
fisheries/aquaculture 85%
forestry 5%
nature conservation and research 100%
hunting -
tourism/recreation -

Protection status National None International High4,822 ha of IBA covered by Biosphere Reserve (West Estonian Archipelago, 1,560,000 ha).

Related state of the world's birds case studies

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Recommended citation  BirdLife International (2016) Important Bird and Biodiversity Area factsheet: Küdema bay. Downloaded from on 24/10/2016

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