Verification of Unusual Sight Record
For Utah

Rec. # 2016-46

Common name:

Black Scoter

Scientific name: Melanitta americana
Date: 11-22-2016
Time: 3:30pm
Length of time observed: 5 minutes
Number: 1
Age: ?
Sex: female?
Location: Antelope Island Causeway, Great Salt Lake
County: Davis
Elevation: 4200ft
Distance to bird: 500m+
Optical equipment: Vortex Diamonback 20-60X Spotting Scope
Weather: Sunny, calm, 45F
Light Conditions: Excellent
Description:        Size of bird: medium sized duck
(Description:)       Basic Shape: typical duck shpe
(Description:)  Overall Pattern: dark brown body, blackish crown and bill, with white cheeks
(Description:)            Bill Type: typical duck bill
Field Marks and
Identifying Characteristics:
Medium sized duck mixed with Goldeneye and Scaup way out on the lake, all brown body, dark brown crown, bright white cheeks, dark blackish bill
(see photos)
Song or call & method of delivery: none heard
Behavior: swimming and diving on Great Salt Lake
Habitat: open salt water of the Great Salt Lake
Similar species and how
were they eliminated:
Only similar duck is a male Ruddy Duck in non-breeding plumage, but Ruddy Ducks are much smaller, with a short stout body, and different head shape, prominent concave forehead.
Previous experience with
this & similar species:
References consulted: Memory
Description from: From photo(s) taken at the time of the sighting
Observer: Bryant Olsen
Observer's address: 688 East 700 South #105, SLC, UT 84102
Observer's e-mail address: **
Other observers who independently identified this bird:  none
Date prepared: 11-22-16
Additional material: Photos
Additional comments: