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Great Northern Diver

bird species
(Redirected from Common Loon)

The Common Loon or Great Northern Diver is a bird. It belongs to the diver family of birds. Adult birds are between 70 and 90 cm in length, and have wingspans of 1.20 metres to 1.50 metres.

Great Northern Diver
Scientific classification
G. immer
Binomial name
Gavia immer

The Great Northern Loon breeds in North America, Greenland, Iceland, and Scotland. This species winters on sea coasts or on large lakes of south Europe and the United States, and south to northwestern areas of Africa.[1]

Flying in Vermont, USA
Gavia immer

This species, like all divers, is a specialist fish-eater. It catches its prey underwater, diving as deep as 200 feet (60 m). Freshwater diets include pike, perch, sunfish, trout, and bass; salt-water diets consist oinclude rock fish, flounder, sea trout, and herring.

The female lays 1 to 3 eggs on a hollowed-out mound of dirt and vegetation very close to water. Both parents build the nest, sit on the egg or eggs, and feed the young.


  1. "Great Northern Diver Gavia immer". Divers. British Trust for Orinthology. Retrieved 12 August 2012.