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Yellow-billed Loon, breeding adult on pond
© Ken Wilson/Cornell Laboratory of Ornithology

Duck-like Birds

Yellow-billed Loon  Gavia adamsii

Family: Loons, Gaviidae

Audio: Martyn Stewart, © Naturesound.org

An estimated 10% of the species' North American breeding range lies within the Boreal Forest.


Description  33-38" (84-97 cm). Breeding and winter similar to those of Common Loon, but bill ivory-yellow and seemingly upturned. In winter plumage, has more white on face; typically shows dark spot behind eyes.

Habitat  Tundra lakes and ponds in summer; inshore coastal waters in winter.

Nesting  2 brownish eggs placed in a grass-lined depression, usually on an island at the water's edge.

Voice  Yodeling calls similar to those of Common Loon but louder and harsher; generally less vocal.

Range  Breeds from northern Alaska and northern Canada east nearly to Hudson Bay. Winters along coast from Alaska south to British Columbia, and occasionally to California. Also in northern Eurasia.

Discussion  This large loon, closely related to the Common Loon, nests in a relatively small part of the Arctic, and is probably the least abundant of the five loons that nest regularly in North America. A winter visitor to the West Coast, it is rare enough to attract crowds of birders whenever it appears.

Banner photo credit: CPAWS Wildlands League