Sighting Record for Utah

Common name:	Chestnut-sided Warbler
Scientific name:	Dendroica pensylvanica
Date:	September 17, 2001
Time:	1:30 PM
Length of time observed:	10 - 15 seconds
Number:	1
Age:	Adult
Sex:	Male
Location:	Garr Ranch
County:	Davis
Latilong:
Elevation:
Distance to bird:	~ 50 feet
Optical equipment:
Weather:	Clouds present, but clear with sunshine at time of sighting
Light Conditions:	Direct sunlight
Detailed description of bird:	Small, typical warbler size Fast moving, flew in landed on a tree branch about 10 feet above the ground, active movement in same spot, flew of east Reddish-brown stripe on side and flank, clear under belly and throat, light colored, no other marks on belly Very dominant and distinctive complete white eye-ring - no break it stood out as much as the eye of a Nashville The upper part of the birds body appeared a general yellowish. WHite wing bars above the stripe The reddish brown stripe and white eye-ring were so forceful that in the few seconds I had to look I did not observe the bill or tail
Song or call & method of delivery:	No sound
Behavior:	flew in fast, flew out fast to the east. The bird was active on the branch w/out moving its foot position
Habitat:	Grass and trees at picnic area of Garr Ranch
Similar species and how were they eliminated:	No common Utah species to be confused with. Most similar bird is Bay-breasted warbler wich is eliminated due to the distinct unbroken eye-rim of the observed bird. Also observed bird did not have eye line of any kind.
Previous experience with this & similar species:	I have limited experience but I have seen the Chestnut sided in Cape May and Bay-breasted in Alabama.
References consulted:	N.G. 3rd edition - Peterson Western Birds - Master Guide to Birding Vol III however only Sibley illustrates what I observed pg 433 adult non-breeding
Description from:	Memory
Observer:	Bob Atwood
Observer's address:	780 Stewart Hill Drive, River Heights, Utah 84321
Observer's e-mail address:	atwoodb@mstar2.net
Other observers who independently identified this bird:	I was alone.
Date prepared:	Sept 17, 2001
Additional material:	Original Document