Length: 4.75 - 5"
Breeding Habitat: Nests in coniferous, mixed, and occasionally in deciduous forests. Prefers mature woodlands.
Diet: Mainly insects, especially caterpillars, but also other insects such as beetles, gnats, leaf-rollers, and flies. Also spiders, mites, and some berries.
Female Black-throated Green Warbler
(Or possible immature male. Plumage is similar. Some females have white throat and some have spots of black at throat.)
By Andrew Cannizzaro [CC 2.0]
Breeding Bird Survey Map,
2011-2015
(Image credit: USGS)
Range in New England
The Black-throated Green Warbler is found breeding throughout New England.
This bird winters primarily in Mexico and Central America, though found in small numbers in northern South America at high elevations.
Breeding Map from eBird
Sightings of the Black-throated Green Warbler from May-July over past 10 years (2009-2019)
Christmas Bird Count Map
Historical CBC Map from USGS