Data Zone
The site was identified as internationally important for bird conservation in 2012 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 List | Season (year/s of estimate) | Size | IBA criteria |
|---|---|---|---|---|
| Horned Puffin Fratercula corniculata | LC | breeding (1974–2009) | 15,702 birds | A4ii |
| Year | Protected Area | Designation (management category) | % coverage of IBA |
|---|---|---|---|
| 1980 | Alaska Maritime | National Wildlife Refuge (IV) | 46 |
| 1980 | Semidi | Wilderness (Ib) | 45 |
Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Semidi Islands Marine (USA). Downloaded from
https://datazone.birdlife.org/site/factsheet/semidi-islands-marine-iba-usa on 23/12/2024.