Horned Grebe Podiceps auritus

Family: Podicipedidae (Grebes)

Authority: (Linnaeus, 1758)

Red List Category

Criteria: A2abce+3bce+4abce

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Justification of Red List category
This species is thought to be undergoing rapid declines based on counts in its North American and European range, owing to the effects of human disturbance, forestry operations around breeding lakes, fluctuating water levels, and the stocking of lakes with Rainbow Trout. It has therefore been uplisted to Vulnerable.

Population size: unknown

Population trend: decreasing

Extent of occurrence (breeding/resident): 52,900,000 km2

Country endemic: no

Realm - Indomalayan
Realm - Nearctic
Realm - Palearctic
IUCN Ecosystem -- Freshwater biome

Recommended citation
BirdLife International (2024) Species factsheet: Podiceps auritus. Downloaded from on 21/02/2024.
Recommended citation for factsheets for more than one species: BirdLife International (2024) IUCN Red List for birds. Downloaded from on 21/02/2024.