Warbla

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Blue-grey Gnatcatcher

Polioptila caerulea · Family Polioptilidae

Polioptila caerulea

Family Polioptilidae

Order
Passeriformes
Family
Polioptilidae
GBIF occurrence records
5,518,581
Countries and territories with records
18
Blue-grey Gnatcatcher
U.S. Fish and Wildlife Service Southeast Region · Blue-gray Gnatcatcher (5494248587).jpg · Public domain · U.S. Fish and Wildlife Service Southeast Region · Public domain · Wikimedia Commons · Recordings may be trimmed and re-encoded; photos are cropped and resized.
Play song · Jonathon Jongsma · Polioptila_caerulea_-_Blue-grey_Gnatcatcher_XC477561.mp3 · CC BY-SA 4.0 · Jonathon Jongsma · CC BY-SA 4.0 · Wikimedia Commons · Recordings may be trimmed and re-encoded; photos are cropped and resized.

About this species

This species has 5,518,581 occurrence records from 18 countries and territories (GBIF, 21 October 2026). Most records come from the United States (92.7%), Mexico (4.3%) and Canada (2.2%); together they account for 99.2% of the total. In the United States, this species accounts for 0.46% of all bird records in GBIF.

The scientific name Polioptila caerulea combines the genus name Polioptila with the species epithet caerulea. The Warbla app catalog lists 17 species of the genus Polioptila; apart from this one, those with the most GBIF records are Polioptila melanura, Polioptila plumbea and Polioptila dumicola.

The catalog has GBIF record counts for 21 species of the family Polioptilidae. This species has the most records among them. Its record count is 17.6 times the family average (313,189). The family Polioptilidae belongs to the order Passeriformes, which has 6,193 species in the Warbla app catalog.

More birds in the family Polioptilidae

Credits & data sources