Verification of Unusual Sight Record
For Utah

Rec. # 2011-54

Common name:

Chestnut-sided Warbler

Scientific name: (Dendroica pensylvanica) [Setophaga pensylvanica]
Date: 09-16-2011
Time: mid afternoon
Length of time observed: ~ 15 minutes
Number: 1
Age: hatch year
Sex: female (?)
Location: St. George
County: Washington
Latilong: 19
Elevation: ~ 850 m
Distance to bird: 5-10 m
Optical equipment: 10 x 42 binoculars, 300 mm nikkor lens
Weather: clear and calm
Light Conditions: mid-day
Description:        Size of bird:  
(Description:)       Basic Shape:  
(Description:)  Overall Pattern:  
(Description:)            Bill Type:  
Field Marks and
Identifying Characteristics:
Hatch-year female Chestnut-sided Warbler observed feeding high in a large cottonwood for 10 to 15 minutes, and again later in a low branch. Solitary; not associating with any other birds.


Small warbler with thin black bill. Undersides grayish white and uppersides lime green from crown to upper tail coverts. Head with bright yellow-green crown, gray cheeks and complete bold eye-ring. Wings black with two prominent yellow wing-bars and bold yellow tertial edging, primaries and rectrices with white edging. Black bill, legs, and eye.
(see photos)
Song or call & method of delivery: none heard
Behavior: foragaing by gleaning in cottonwoods
Habitat: urban plantings
Similar species and how
were they eliminated:
Previous experience with
this & similar species:
References consulted:  
Description from:  
Observer: Rick Fridell
Observer's address: Hurricane, UT
Observer's e-mail address:
Other observers who independently identified this bird: Kevin Wheeler, Dan Trujillo, and Rob Dobbs also veiwed the warbler
Date prepared: 11-17-2011
Additional material: Photos
Additional_Comments: information copied from field notes completed on 09-16-2011