Sighting Record for Utah

Common name:	White-rumped Sandpiper
Scientific name:	[Calidris fuscicollis]
Date:	5/28/25
Time:	10am
Length of time observed:	Over a half hour
Number:	1
Age:	Adult
Sex:	?
Location:	Hansel Valley (10 miles east of Locomotive Springs)
County:	Box Elder
Latilong:
Elevation:
Distance to bird:	50 feet
Optical equipment:	Zeiss spotting scope, binoculars, and nikon camera
Weather:	High thin clouds slight wind
Light Conditions:	Good
Description: Size of bird:	Near same as Snowy Plovers it was feeding with.
(Description:) Basic Shape:	Sandpiper
(Description:) Overall Pattern:	Mottled white, gray, rust with white belly.
(Description:) Bill Type:	Probe
(Description:) Field Marks and Identifying Characteristics:	Sandpiper with black legs, wings past tail, slight drooping in bill, defined spots/streaks on breast and sides, mottled gray/white with slight reddish on top half, white lower half, and glimpse of white rump. See pictures for better details. (see photos)
Song or call & method of delivery:	Not heard
Behavior:	Catching flys on muddy salt marsh.
Habitat:	Desert salt marsh
Similar species and how were they eliminated:	Western Sandpiper our birds wings were past tail, size of Snowy Plover which Western is smaller, and white rump. Baird's Sandpiper our bird had slight dropping bill, defined markings, and white rump.
Previous experience with this & similar species:	None
References consulted:	Field guides and internet
Description from:	From photo(s) taken at the time of the sighting
Observer:	Weston Smith
Observer's address:	1375n 6800e Croydon, Utah
Observer's e-mail address:	**
Other observers who independently identified this bird:	Arnold Smith
Date prepared:	5/28/25
Additional material:	Photos
Additional comments:	Could this be same bird seen one day earlier on Antelope Island Causeway? nnina