Verification of Unusual
Sight Record
For Utah
Rec. # 4-1994
[Note: this form was filled out from
three sets of notes and therefore doesn't fit the layout as well as it might.]
Common name: |
American Black Duck |
Scientific name: | Anas rubripes |
Date: | Monday August 8, 1994 |
Time: | 3:30 - 4:00 P.M. |
Length of time observed: | 10-15 min. |
Number: | 1 |
Age: | |
Sex: | |
Location: | Minersville Reservoir (North end of reservoir) |
County: | Beaver |
Latilong: | |
Elevation: | |
Distance to bird: | 100-125 yds. |
Optical equipment: |
Two spotting scopes (15 x 60 Swift & Bausch & Lomb 3 sets of 8 x binocs. |
Weather: | |
Light Conditions: | Cloudy, overcast. |
Detailed description of bird: |
Size: Same size as mallards; larger than teal, smaller than geese. Head & Neck - Light gray, dark eyes, no eye ring Bill: Dull yellowish-brown -- not like nearby mallards Body: Dark wings back & breast. Couldn't see legs because it was squatting down on shore most of the time. The [cut of line at bottom of page] ...but not solid black like on a raven or crow. But it was uniformly colored Tail: Dark' no white seen on this duck compared to white outer tail feathers on nearby mallards Fieldmarks not seen: Purple speculum. Underwing lining. Did not fly in spite of efforts to encourage from our distance. (see drawing of "Sun, Bird & Observer orientation:) (see notes from John H. Ginaven and Rosemary Seidler) |
Song or call & method of delivery: | None heard |
Behavior: | |
Habitat: | [See the drawing and the notes from the other two observers] |
Similar
species and how were they eliminated: |
Other birds associated with this species: Mallards in eclipse plumage; hard to
distinguish sexes, but all were lighter colored than this duck. (See above description, the write-up by John H. Ginaven and the write-up by Rosemary Seidler) |
Previous experience with this & similar species: | |
References consulted: | |
Description from: | |
Observer: | Merrill Webb |
Observer's address: | 1063 E. 400 No. Orem, |
Observer's e-mail address: | |
Other
observers who independently identified this bird: |
John Ginaven, 1268 Delmar Ave., West Chester, PA 19380 Rosemary Seidler, 740 Prospect St. Shreveport LA 71104 |
Date prepared: | Aug. 9, 1994 |
Additional material: | Write-up by John H. Ginaven and Write-up by Rosemary Seidler) Original Record |
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