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Documentation of Black-throated Blue Warbler

Observer Information

Reporter:  Brandon K Percival 
Other Observers:  no one on 10/23
Mark Peterson on 10/25; Rich Miller found it on 10/23

Species, Date, Time and Location Information

Species:  Black-throated Blue Warbler
First Date/Time:  10/25/2009
Last Date/Time: 
Duration (total time in view):  30 minutes over the two days
County:  Fremont
Specific Location:  Veteran's Park in Canon City
Number:  1
Age:  Unknown
Sex:  Male
Plumage:  Other/Unknown


Hackberry trees mostly, also pines.

Viewing Conditions

Optics:  8x42 leica binoculars
Distance:  20 to 40 meters
Light:  sunny on 10/23, though in the shade regularly

Description of the Bird

A warbler with mostly black throat, with a little whitish chin, navy blue color back. White wing spot in both wings. See photos.
Behaviors: With Yellow-rumped Warblers in trees.
Call: soft junco like chip
Plumage: first year male

Similar Species Discussion

Nothing looks like a male Black-throated Blue Warbler.

Resources Used


Previous Experience

seen a few in Colorado and other states


Notes made AFTER observation

Additional Information

Comments: Rare in Fremont County. Probably only a few sightings before.
Time: afternoon on 10/23 and 10/25
Other Dates: Seen on both 10/23 and 10/25
Nearest Town: Canon City
Independent Observers: Rich Miller found it on 10/23

Date Documentation Submitted

11/7/2009 3:15:00 PM

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Location Map

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