Photo Study Of Stilt Sandpipers At Pine Run Reservoir (Bucks County), September 13th, 2010 And Again On September 18th, 2010
August
Mirabella reported a fall-out of shorebirds at Pine Run Reservoir yesterday.
Rob Fergus and I birded there this morning and, unfortunately, most of the shorebirds
had
gone out with the high pressure system
that came through our area during the night. In any event, we did see five Stilt
Sandpipers as well as some Least Sandpipers,
Semipalmated Sandpipers, Lesser
Yellowlegs, Semipalmated Plovers, Killdeer and a Baird's Sandpiper. For me, the Stilt Sandpipers
provided a very nice photo op:





Stilt
Sandpipers At Pine Run
And For Comparative Purposes (these two birds were standing about three feet from one another!)

Stilt
Sandpiper
Lesser
Yellowlegs
The
Stilt Sandpiper (Calidris himantopus) is seldom found on open sand. The Stilt Sandpiper prefers shallow pools,
where it wades up to its belly on its long yellow-green legs.
This medium-sized
shorebird (8.5 inches in length with a wingspan of 18 inches) is most often seen
in migration, especially near the East Coast. In North America, the
Stilt
Sandpiper is fairly unique. Its closest relative appears to be the
Curlew Sandpiper of Eurasia.
Stilt Sandpipers breed on the Arctic coastal plain from Alaska's Prudhoe
Bay
eastward to Canada's Franklin Bay and the southern coast of
Victoria Island. Separate populations breed near Churchill, Manitoba,
and Cape Henrietta Maria. Stilt
Sandpipers winter across a wide range
and at many disconnected locations from South Carolina through Central
America. South-central South America probably hosts the
majority of
wintering Stilt Sandpipers.
Like Dowitchers, Stilt Sandpipers often probe submerged mud with rapid,
perpendicular strokes, often described as a sewing
machine-like motion.
These birds consume beetle and mosquito larvae, water bugs, snails,
flies, crane flies, and adult beetles. Seeds picked from the water or
dry ground can
make up nearly one-third of its diet, depending upon
availability.
(Wikipedia; Cornell BNA; Audubon)
Note: I returned to Pine Run Reservoir on Saturday, September 18th, and found two more Stilt Sandpipers. I added the photographs below with the green captions!
To see a larger image of any of the photos below, please click on either the thumbnails or the captions...thanks!
Revised September 18th, 2010
Howard B. Eskin 2010
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