Synthliboramphus hypoleucus

formerly considered a subspecies of Xantus's Murrelet, Synthliboramphus hypoleucus hypoleucus

International Union for Conservation of Nature and Natural Resources Red List: Endangered

BirdLife International: Endangered

U.S, Fish & Wildlife Service Migratory Bird Program: Birds of Conservation Concern

North American Bird Conservation Initiative - State of the Birds 2022: Tipping Point Species

Partners In Flight Watch List: Red