Common Loon
NameCommon Loon
Common NameCommon Loon
Scientific NameGavia immer
FamilyGaviidae
Wingspan (cm)137
Length (cm)80.5
Weight (g)4550
Plumage DetailsBreeding adults have a glossy black head and neck with a prominent white-striped 'necklace' pattern. The back is black with neat rows of white spots and squares, creating a checkered appearance. The belly is white. Non-breeding plumage is duller, mostly gray-brown above and white below.
Vocalization / CallKnown for a variety of iconic calls, including a mournful wail, a laughing tremolo, a territorial yodel, and hooting sounds, often heard echoing across lakes.
Primary Dietpiscivore
Primary Habitatsfreshwater lakes, coastal marine waters, large ponds
Conservation Statusleast-concern
Geographic RangeBreeds across Canada, Alaska, Greenland, Iceland, and the northern United States. Winters along the Atlantic and Pacific coasts of North America, and along the coast of Europe.
Identifying FeaturesBlack head and neck with white necklace (breeding plumage), Checkered black and white back (breeding plumage), Large, dagger-like bill, Low-slung body in water, Distinctive wail, tremolo, and yodel calls, Excellent diver and swimmer
Description
The Common Loon is a large, striking waterbird known for its powerful diving and swimming abilities. It exhibits a distinctive black and white breeding plumage and is famous for its haunting vocalizations across northern lakes.
