Macaulay Library Photos for Greater Scaup
Top-rated photos submitted to the Macaulay Library via eBird. Note: Our content editors have not confirmed the species identification for these photos.
Greater Scaup Aythya marila
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Breeding male
Medium-sized diving duck with an evenly rounded head and a yellow eye. Dark head, chest, and rear contrasts with white sides and gray back. Greenish iridescence on head only visible with ideal lighting.
© Rajdeep Mitra
Female
Medium-sized diving duck with rounded head and fairly heavy, broad bill. Warm brownish overall, with white facial patch next to bill and a yellow eye.
© Mark Scheuerman
Immature male
In flight, all plumages have a white wing stripe that extends into the primaries, nearly to the tip of the wing.
© Chris Wood
Nonbreeding male
Large diving duck with a rounded head and a yellow eye. Nonbreeding males have brownish gray back and flanks.
© John Reynolds
Female
Medium-sized diving duck with a rounded head. Rich brown overall, with white patch next to bill and, in summer, often a pale "ear" patch toward the back of the head.
© Claudia Brasileiro
Breeding male
Medium-sized diving duck with a broad, black-tipped bill. At close range, gray back is finely marked with black lines. Greenish iridescence on head is only visible in ideal lighting.
© Alix d'Entremont
Breeding male with Redhead
Often flocks with other diving ducks, especially in winter and migration. Pale gray back and white sides are distinctive from a distance.
© Andrew Aldrich
Habitat
Flocks winter mainly on saltwater bays and estuaries; also on Great Lakes and other large freshwater lakes that stay ice free in winter.
© Mike Schanbacher