Snow Goose illustration
Birdsong field guide

Snow Goose

Anser caerulescens

A medium-sized waterfowl famous for its massive, noisy migratory flocks and two distinct plumage color morphs.

What it sounds like

A high-pitched, nasal barking 'houck' or 'whouk,' often sounding like a cacophony of yelps from a distance.

Reference call, compare with what you heard
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Rec. Denis Provencher · CanadaCC BY-NC-SAXeno-canto

Field notes

  • Occurs in two color phases, white and 'blue,' which were once thought to be separate species until it was discovered they interbreed.
  • The bill features a black serrated 'grin patch' along the tomia, which helps distinguish it from the smaller Ross's Goose.
  • Population numbers have increased so dramatically that they are now considered overabundant, causing significant damage to fragile Arctic nesting habitats.
  • Goslings are precocial and capable of walking several miles from the nest to find brooding areas within a day of hatching.
  • During migration, they are known to fly at altitudes of up to 20,000 feet, often in shifting V-formations or long lines.
Habitat
Arctic tundra during breeding season; salt marshes, freshwater wetlands, and harvested agricultural fields during winter.
Range
Breeds in the high Arctic of North America and Greenland; winters across the southern United States and Mexico.

Similar & commonly confused birds

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