Ryder Bay Islands

IBA Criteria

Year of most recent IBA criteria assessment: 2018

Populations of IBA trigger species
Species Current IUCN Red List Category Season Year(s) of estimate Population estimate IBA Criteria Triggered
South Polar Skua Catharacta maccormicki LC breeding 2017-2018 978 breeding pairs A4ii

Note: This table presents the IBA criteria triggered and the species that triggered then at the time of assessment, the current IUCN Red List category may vary from that which was in place at that time.

For more information about the IBA assessment process and criteria please click here

Recommended citation
BirdLife International (2023) Important Bird Areas factsheet: Ryder Bay Islands. Downloaded from on 28/03/2023.