Data Zone
The site was identified as important in 2022 because it was regularly supporting significant populations of the species listed below, meeting ('triggering') IBA criteria.
Populations meeting IBA criteria ('trigger species') at the site:| Species | Red List1 | Season | Year(s) | Size | IBA criteria |
|---|---|---|---|---|---|
| Long-tailed Duck Clangula hyemalis | VU | passage | 2006-2017 | 1,126-36,321 individuals | A1, B3a, C1, C3 |
| Common Eider Somateria mollissima | NT | non-breeding | 2008-2015 | 1,000-9,983 individuals | B1a, B3a, C1, C3 |
| Common Eider Somateria mollissima | NT | passage | 2008-2015 | 900-16,363 individuals | B1a, B3a, C1, C3 |
| Steller's Eider Polysticta stelleri | VU | passage | 2008 | min 50 individuals | A1, C1 |
| Steller's Eider Polysticta stelleri | VU | winter | 2000-2016 | 30-400 individuals | A1, B3a, C1, C2 |
| Velvet Scoter Melanitta fusca | VU | winter | 2021 | min 115 individuals | A1, C1 |
| Velvet Scoter Melanitta fusca | VU | passage | 2015 | min 267 individuals | A1, C1 |
| Smew Mergellus albellus | LC | winter | 2016 | min 340 individuals | B3a, C2 |
1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2022) may differ.
Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Hiiumaa North (Estonia). Downloaded from
https://datazone.birdlife.org/site/factsheet/hiiumaa-north-iba-estonia on 23/11/2024.