Sighting Record for Utah

Common name:	Mexican Duck
Scientific name:	Anas diazi
Date:	06/01/2025
Time:	5:26pm
Length of time observed:	15 minutes
Number:	1
Age:	Adult
Sex:	Male
Location:	Lake Powell - Stateline Boat Ramp
County:	Kane
Latilong:	37.00297, -111.48826
Elevation:	~3500 feet
Distance to bird:	5 feet at the closest (swam right up to our boat)
Optical equipment:	Vortex Razor 10×42 binoculars
Weather:	Sunny, calm, ~83° F
Light Conditions:	Sunny, bright
Description: Size of bird:	Mallard sized
(Description:) Basic Shape:	Duck
(Description:) Overall Pattern:	Dark Brown
(Description:) Bill Type:	Spatulate
(Description:) Field Marks and Identifying Characteristics:	Similar to an eclipse plumage Mallard,darker brown coloration overall, dull greenish yellow bill, no green whatsoever in the crown, no contrast in the brown tones of the breast and body, straight, mainly brown tail feathers, limited white on speculum. (see photo)
Song or call & method of delivery:	N/A
Behavior:	Friendly, probably gets fed here
Habitat:	Water close to the shoreline
Similar species and how were they eliminated:	Mallard: no green in head, darker brown body, straight brown tail, very limited contrast in breast and body, limited white on speculum.
Previous experience with this & similar species:	Very familiar with this species from both southern AZ and Navajo and Coconino County AZ. Also found the first county record for Kane, UT last year at the same place and time frame. I'd guess this could even be the same individual.
References consulted:	N/A
Description from:	Notes taken at the time of the sighting From photo(s) taken at the time of the sighting
Observer:	John Wilson
Observer's address:	P.o.box 1373
Observer's e-mail address:	**
Other observers who independently identified this bird:	N/A
Date prepared:	06/10/2025
Additional material:	Photo
Additional comments: