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 IBA criteria.
Populations meeting IBA criteria ('key species') at the site:| Species | Red List | Season (year/s of estimate) | Size | IBA criteria |
|---|---|---|---|---|
| Tufted Puffin Fratercula cirrhata | LC | breeding (1974–2009) | 49,404 individuals | A4ii |
Recommended citation
BirdLife International (2025) Important Bird Area factsheet: Barren Islands Marine (USA). Downloaded from
https://datazone.birdlife.org/site/factsheet/barren-islands-marine-iba-usa on 26/01/2025.