Pluvialis squatarola
Family: Plovers and Lapwings · Status: Uncommon migrant · Size: 27–30 cm · Conservation: Vulnerable
Breeds across Arctic Russia and North America; winters on coasts of the Americas, Europe, Africa, Asia, and Australia.
Non-breeding birds have white underparts and cold grey-brown upperparts with white fringing. In non-breeding plumage, larger and stockier than Pacific Golden Plover with a stouter bill, shorter legs, and upperparts lacking golden tones. In flight, displays prominent black axillaries on the underwing, absent in Pacific Golden Plover. In breeding plumage, face and underparts all black except white vent, with a broad white band from the lores to crown and down the breast-sides.
Intertidal mudflats, sandflats, and beaches.
Usually forms small, widely spaced flocks, in contrast with Pacific Golden Plover which forms large, dense flocks.