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 |
---|---|---|---|---|
Double-crested Cormorant Nannopterum auritum | LC | breeding (1974–2009) | 24,960 birds | A4i |
Glaucous-winged Gull Larus glaucescens | LC | breeding (1974–2009) | 16,000 birds | A4i |
Caspian Tern Hydroprogne caspia | LC | breeding (1974–2009) | 5,216 birds | A4ii |
Recommended citation
BirdLife International (2024) Important Bird Area factsheet: East Sand Island (USA). Downloaded from
https://datazone.birdlife.org/site/factsheet/east-sand-island-iba-usa on 23/12/2024.