|Location||Estonia, Saare County|
|Central coordinates||22o 37.00' East 58o 13.00' North|
|IBA criteria||A4i, B1i, C2, C3|
|Year of IBA assessment||2003|
Site description A complex of shallow (<4 m) bays and small islets on the southern coast of Saaremaa island, with vast reedbeds, coastal meadows and saltmarshes. The main economic activities are fishing, sheep-grazing and forestry.
Key Biodiversity Kasti bay is an important staging area for migrating geese and a notable breeding area for several waterbirds. Significant proportion (³1%) of national population breeding at site: Sterna albifrons (min. 10 pairs).
|Species||Season||Period||Population estimate||Quality of estimate||IBA Criteria||IUCN Category|
|Common Crane Grus grus||passage||1996||630 individuals||unknown||B1i, C2||Least Concern|
|Protected area||Designation||Area (ha)||Relationship with IBA||Overlap with IBA (ha)|
|Kasti lahe - EE0040418||Birds Directive||3,939||protected area overlaps with site||3,705|
|Kasti lahe - EE0040418||Habitats Directive||3,939||protected area overlaps with site||3,705|
|Kasti lahe hoiuala||Limited Management Zone||3,726||protected area overlaps with site||3,492|
|Kasti maastikukiatseala||Landscape Protection Area||193||protected area contained by site||193|
|P||Species Protection Site||45||protected area contained by site||45|
|West Estonian Archipelago||UNESCO-MAB Biosphere Reserve||1,560,000||protected area contains site||3,768|
|IUCN habitat||Habitat detail||Extent (% of site)|
|Forest||Broadleaved deciduous woodland; Native coniferous woodland||6%|
|Wetlands (inland)||Water fringe vegetation||13%|
|Land-use||Extent (% of site)|
|nature conservation and research||98%|
Protection status National None International High3,877 ha of IBA covered by Biosphere Reserve (West Estonian Archipelago, 1,560,000 ha).
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Recommended citation BirdLife International (2015) Important Bird Areas factsheet: Kasti bay. Downloaded from http://www.birdlife.org on 05/05/2015
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