Key Biodiversity Areas

Umnak Pass Colonies (30175)
USA, North America

Biodiversity elements triggering KBA criteria

Taxonomic groupScientific nameCommon nameIUCN Red List categoryYearKBA criteria
AvesOceanodroma leucorhoaLeach's Storm-petrelLC2012A1dlink-icon
AvesHydrobates furcatusFork-tailed Storm-petrelLC2012D1alink-icon

Other species not triggering KBA criteria

Taxonomic groupScientific nameCommon nameIUCN Red List CategoryYear
AvesFratercula cirrhataTufted PuffinLC2012link-icon

Recommended citation

Key Biodiversity Areas Partnership (2025) Key Biodiversity Areas factsheet: Umnak Pass Colonies. Extracted from the World Database of Key Biodiversity Areas. Developed by the Key Biodiversity Areas Partnership: BirdLife International, IUCN, American Bird Conservancy, Amphibian Survival Alliance, Conservation International, Critical Ecosystem Partnership Fund, Global Environment Facility, Re:wild, NatureServe, Rainforest Trust, Royal Society for the Protection of Birds, World Wildlife Fund and Wildlife Conservation Society. Downloaded from https://keybiodiversityareas.org/ on Dec 28, 2025.