Common NameAsh-throated Flycatcher
Scientific NameMyiarchus cinerascens
Type of ReportRare Species
Date of Observation12/17/2023
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Number Observed1
Reporting Observer's NameDavid Guertin
Mailing Address1599 Route 30
Cornwall, VT 05753
United States
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EmailEmail hidden; Javascript is required.
Date Completed12/17/2023
Names & Emails of Other Contributing Observers

Natalia Perchemlides

Latitude of Observation (enter 0 if unable to provide)44.013303
Longitude of Observation (enter 0 if unable to provide)-73.153284
Place Name25 Evergreen Lane
TownshipMiddlebury
CountyAddison
Time of Day03:00 PM
Length of Time Observed5 minutes
Maximum Estimated Distance from Bird (in feet)120
Minimum Estimated Distance from Bird (in feet)100
Noteworthy Weather Conditions

Cloudy, 40F

Optical Equipment Used for Observation

Hawke Frontier ED X 8x42 binoculars

Observer’s Previous Acquaintance With This or Similar Species

Very familiar with Great Crested Flycatcher, our usual breeding season Myiarchus. I have seen Ash-throated Flycatchers in Utah, but I have never been in the position of needing to distinguish between the two species!

I certify that any attachments included with this report were captured during this observation event​​.
Description of Habitat

Suburban front yards around a cul-de-sac, with the development surrounded by mature hardwood forest. One of the front yards contained an active bird feeder with typical feeder birds visiting it: chickadees, nuthatches, and juncos. The flycatcher was not visiting the feeder while we watched from the center of the cul-de-sac, but was perched in nearby trees and shrubs.

Behaviors Observed

No feeding observed. Mostly the bird was perched motionless on branches, occasionally flying to a different shrub or tree.

Description of Vocalizations

Silent during the time we watched.

Verbal Narrative & Description of Observation

The initial impression based on size, profile, and posture, was that of a largish flycatcher. My first thought turned to Eastern Phoebe, but after seeing the bird clearly in the binoculars, the rufous flight feathers, yellow belly, and brown crest immediately marked this as a Myiarchus flycatcher. The next field mark that jumped out at us was a distinctly white throat, blending to a light off-white breast. This was the first indication that this bird might not be a Great Crested Flycatcher.

Relative Size & Shape

Largish flycatcher, larger than an Eastern Phoebe, about the size of a Great Crested Flycatcher.

Head

Brown crested crown, gray cheeks, obvious white throat that jumped out at us.

Feet & Bill

Largish, thick flycatcher bill. Did not see the feet,

Upper Back

No observations

Lower Back & Rump

No observations

Wings

Two white wing bars, distinct rufous primaries

Breast, Belly, Flanks, Under Tail Coverts

Pale off-white breast, pale yellow belly. Did not see the under tail coverts.

Tail

Long, rufous

IMPORTANT: What similar species were eliminated when making the identification and how was this bird different?

The obvious Myiarchus that might be expected in Vermont is Great Crested. We believe this is an Ash-throated rather than Great Crested for the following reasons:
- white throat, much lighter than the gray of a Great Crested
- pale white breast, not the gray breast of a Great Crested
- Belly was paler yellow than expected for a Great Crested
- Finally, probability: Any Myiarchus is exceedingly rare for December in Vermont, but a vagrant Ash-throated would be slightly less unexpected than a December Great Crested. According to eBird records, there are many coastal records of Ash-throated Flycatchers in the East, almost all in October-December. The two closest records, from the Connecticut River valley and from Montreal, were both December records. In contrast, there are only six December records of Great Crested Flycatcher from anywhere in the Northeast.

Other Notes & Comments

I will be returning to the site to try to get better photos, and if successful I'll include them here.

This report was written from notes taken:During the Observation