Red-necked Stints and Curlew Sandpipers have a tendency to follow a slightly more westerly route on southward migration than they use on northward migration. Reneerkens et al. Almost all of our sandpipers migrate in flocks and nest on the ground, but the Solitary Sandpiper breaks both rules. Despite its abundance, the migratory pathways of the Western Sandpiper are incompletely known.

Small and plain in appearance, this sandpiper is important in terms of sheer numbers. Three Semipalmated Sandpiper populations breed in northern Canada and in Alaska in the United States: the western (Alaska) population represents about 64% of the population, while the central (western Canadian Arctic) and eastern (eastern Canadian Arctic) populations together represent nearly 36%. 2). * SANDPIPER MIGRATION 663 these sites during spring migration. The migration route through the western US and Canada includes many coastal and inland sites along the west side of the Sierras and Cascade Mountains from the Gulf of California to the Strait of Geor- gia, British Columbia (Fig. They have distinctive yellow-green legs and a high-pitched creep call. (2020) investigated the demographic consequences of long-distance migration for Sanderlings (Calidris alba), an Arctic-breeding species of sandpiper. ... Butler et al.

It often gathers by the thousands at stopover points during migration. The lack of Great Knot and Bar-tailed Godwit sightings in Asia on southward migration, mentioned above, is also very apparent.

In migration, as its name implies, it is usually encountered alone, along the bank of some shady creek. Senner and Martinez It is clear that most Western Sandpipers migrate along the Pacific Coast of the Unit-ed States and Canada (Gill 1979, Gill et al. Least Sandpipers are the smallest of the small sandpipers known as “peeps”—not much bigger than a sparrow. The most probable migration route occurs along a wide front from southern Alaska and the north Pacific Coast through continental US. 1994). Look for them on edges of mudflats or marshes, where they walk with a hunched posture and probe for little crustaceans, insects, and other invertebrates. MIGRATION. If approached, it bobs nervously, then flies away with sharp whistled cries. Semipalmated Sandpipers winter mostly in South America, and studies have shown that they may make a non-stop flight of nearly 2000 miles from New England or eastern Canada to the South American coast. l SANDPIPER MIGRATION 667 Butler et al.

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