Snow goose

(Anser caerulescens)

Sngo

Unmodified code

Snow geese are most prevalent in Colorado during winter and migration. specifically in Colorado, the big numbers occur along the eastern plains. The two best areas are Reservoirs like Pruitt, Jackson, and Jumbo along Highway I-76 and Reservoirs like John Marton, Neesoshee, Neeskah, Neegronda, and Neeospah along Highway 50 and 400.

Range throughout the year

Snow Geese can be found during summer in the eastern reservoirs and rarely in the front range and the Rockies though the only reliable spot to find them is Jumbo Reservoir, specifically the Sedgewick side. This population that’s there is part of the US population that stays here instead of heading to there breeding grounds in northern Canada.

Summer range

Range map in progress

Morphs, Subspecies and Identification

The White morph adult is completely white, with the exception that sometimes they have a small bit of buffy orange color near the front of the base. The White morph juvenile typically has patches of light grey all around the face, neck and body with a dark bill.

Blue morph White morph

The Blue morph adult is variable in the amount of blue/white but generally has a white head, with a little white on the neck and a little white on the lower underside. The Blue morph juvenile is also variable but it's mostly dark brown everywhere with patches of dark gray.

Subspecies

Identification from similar species

Photo gallary

Adult white morph Snow Goose with Cackling Goose

Two juvenile White morph Snow Geese with Cackling and Canada Goose.

Snow Goose between juvenile and adult plumage with Cackling and Canada Goose.