Blue-Gray Gnatcatcher

Blue-Gray Gnatcatcher
Blue-Gray Gnatcatcher. Photo by Ray Hennessy on Unsplash

Appearance: Blue-gray gnatcatchers are tiny birds 4.25″ long, with soft blue/gray upperparts, white eye-rings, white underparts, and long black long tails with white under. The females are the same. The breeding male is accented with narrow black eyebrows.

Diet: Insects and spiders.

Feeder food: Unlikely to visit the feeder.

Habitat: Deciduous forested areas.


  • Nest: Tidy cup-shaped nest of natural fibers, bark, and spiderweb about 3-80′ high in a tree or shrub.
  • Broods: 1-2 broods/season
  • Clutch: 3-5 eggs/brood
  • Egg color: Pale blue with red/brown spots.
  • Egg size: 0.5 – 0.6 inches by 0.4 – 0.5 inches
  • Incubation: 11-15 days and the young fledge at about 10-15 days.

Migration: While many blue-gray gnatcatchers remain in their year-round range during the spring & summer, most migrate north into the US for breeding and to raise their young. The migrators then head back south in the fall and return to their year-round range or even further south along the Mexican pacific coast, southern Florida, and the Caribbean islands to spend winter.
Year-round range: The southernmost part of these US states: California, Arizona, New Mexico, Texas, Louisiana, Georgia, Mississippi, Alabama, Florida, South Carolina, North Carolina, and Virginia.
Breeding range: Eastern half of the US as well as California, Nevada, Utah, Arizona, Colorado, New Mexico, Texas, Kansa, and Oklahoma.

Winter range: Southern California, southwest Arizona, along the pacific coast of Mexico, the southernmost tip of Florida, and the Caribbean islands.

Range Map

Blue gray gnatcatcher range map
Blue gray gnatcatcher range map. Compliments of The Cornell Lab.