All assessments are carried out in accordance with the Guidelines for Using the IUCN Red List Categories and Criteria. The taxonomy follows the HBW and BirdLife Taxonomic Checklist

Please submit your comments by 20 April 2025. The category of the following species in the Antarctic is being reassessed for the 2025 Red List update:

    Timeline for updates to bird assessments for the IUCN Red List of Threatened Species

    Red List Changes consultation – Phase 1

    7 April 2025 – 20 April 2025

    Topics are open for discussion on the Red List Changes Forum, with preliminary decisions on proposed status changes posted on 25 April 2025

    Red List Changes consultation – Phase 2

    25 April 2025 – May 2025

    Topics are open for discussion on the Red List Changes Forum, with final decisions on proposed status changes posted on 12 May 2025

    Submission of assessments to IUCN

    27 June 2025

    All updated assessments are submitted to IUCN for review

    Publication of assessments

    October 2025

    Updated assessments are published on the IUCN Red List of Threatened Species

    Photo by Ilya Grigorik / CC BY-SA 3.0

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