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CENTER for BIOLOGICAL DIVERSITY Because life is good
ABOUT ACTION PROGRAMS SPECIES NEWSROOM PUBLICATIONS SUPPORT

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ENDANGERED SPECIES ACT PROFILE

PROTECTION STATUS: Not listed

PETITIONED: 2007

RANGE: Off the coast of central California south to Baja, Mexico

THREATS: Increasing ocean temperatures, acidification, and rising sea levels due to global warming; artificial light pollution from fishing vessels and offshore energy terminals; contaminants that cause eggshell thinning; oil spills; depredation by introduced and native predators; and plastic ingestion

POPULATION TREND: Between 1972 and 1992, the largest colony of ashy storm petrels decreased by nearly half. Today, there are an estimated 5,400 breeding birds.

Photo by Glen Tepke