The site was identified as important in 2015 because it was regularly supporting significant populations of the species listed below, meeting ('triggering') IBA criteria.Populations meeting IBA criteria ('trigger species'):
|Species||Current IUCN Red List Category||Season||Year(s)||Population estimate at site||IBA criteria met|
|A4iii Species group - seabirds||n/a||breeding||1990||13,700 breeding pairs||A4iii|
The current IUCN Red List category may differ from that which was valid at the time of IBA criteria assessment (2015).
BirdLife International (2023) Important Bird Area factsheet: Duroch Islands. Downloaded from http://datazone.birdlife.org/site/factsheet/duroch-islands-iba-antarctica on 02/10/2023.