Verification of Unusual
Sight Record
For Utah
Rec. # 5-2000
Common name: |
Sabine's Gull |
Scientific name: | Xema sabini |
Date: | 16 Sept 2000 |
Time: | 12:50 - 15:10 am |
Length of time observed: | 110 Minutes |
Number: | 1 |
Age: | Juvenile |
Sex: | ? |
Location: | Pangutich Lake |
County: | Garfield |
Latilong: | |
Elevation: | ~8,500 ft |
Distance to bird: | 60-130 M |
Optical equipment: | |
Weather: | 75 - 80 degrees F, clear, 5-15 mph winds |
Light Conditions: | Good - no cloud cover; mid-day (sun high) |
Detailed description of bird: |
Small Gull, about 1/2 size of California Gull, with
relatively short and thin black bill.
Perched on water, has elegant, small-headed look - sort of like Mew Gull. Mantle, hindneck & sides of neck and nape
are brownish-gray in color. White edging on scapulars give strong scalloped
effect. Primaries black, but white edging In flight, shows classic upperwing pattern, with black primaries and brownish-gray coverts & mantle contrasting strongly with white secondaries & inner primaries. Tail notched; white with black terminal band. (See Drawing and Photos) |
Song or call & method of delivery: | Song or call: No vocalization observed. |
Behavior: | Foraged by picking material from water surface or just below; foraged from water surface; flew twice, distance of ~500 m. |
Habitat: | Open water, 60-100m from shore. |
Similar
species and how were they eliminated: |
Immature 1st winter Black-legged Kittiwake, Little Gull, Bonaparte's Gull, or Common Black-headed Gull do not show well defined upperwing pattern of black primaries contrasting w/ solid brownish-gray upperwing coverts & mantle of Sabine's Gull. |
Previous experience with this & similar species: | I've only seen this species once before - an adult off California's coast in 1994. |
References consulted: | NGS Field Guide |
Description from: | Notes Taken at time of sighting. |
Observer: | Robert Dobbs |
Observer's address: | 234 E. Cobble Creek Dr. #4, Cedar City, Utah 84720 |
Observer's e-mail address: | rcdobbs@ilstu.edu |
Other
observers who independently identified this bird: |
|
Date prepared: | 20 Sept 2000 |
Additional material: | Drawing and Photos |
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