Verification of Unusual Sight Record
For Utah

Rec. # 2021-66

Common name:

Parasitic Jaeger

Scientific name: Stercorarius parasiticus
Date: 10/12/2021
Time: 1230 PM
Length of time observed: less than a minute
Number: 1
Age: unk
Sex: unk
Location: Antelope Island SP at Lady Finger Point
County: Davis
Latilong: 40.057222 -112.248333
Elevation: 4235
Distance to bird: 200 yds
Optical equipment: Vortex Viper 8x42 bino and Nikon PT1000 camera (in auto mode)
Weather: 50F mostly cloudy strong northerly winds
Light Conditions: Okish
Description:        Size of bird: gull sized
(Description:)       Basic Shape: gull
(Description:)  Overall Pattern: Dark brown to black on back and wings light belly
(Description:)            Bill Type: did not notice
Field Marks and
Identifying Characteristics:
Tail was longer at center than edges, almost pointed. Black above and whitish belly to gray near tail. Had a grayish colored collar at neck/chest line. Chest was bulky.
(see photos)
Song or call & method of delivery:  none
Behavior: Flight was extremely powerful
Habitat: Mudflats and short grassy patches along GSL edge
Similar species and how
were they eliminated:
Gulls, no. PoJa; tail was not long enough didn't twist.
Previous experience with
this & similar species:
None but did extensive research/review prior to visiting/birding OR/WA coast hoping to see Jaeger, but did not.
References consulted: Sibley's 2nd ed, Nat Geo complete birds of NA 2nd ed, and ebird.
Description from: Notes made later
Observer: David Edwards
Observer's address: 2451 Deer Run Drive, South Weber Utah 84405
Observer's e-mail address: **
Other observers who independently identified this bird: Lisa Edwards
Date prepared: 11/4/21
Additional material: Photos
Additional comments: