Pigeon Guillemot

Cepphus columba

Order

CHARADRIIFORMES

Family

Auks, Murres and Puffins (Alcidae)

Code 4

PIGU

Code 6

CEPCOL

ITIS

Egg Color:

White, pale blue or yellow, gray and brown spots



Number of Eggs:

1 - 2



Incubation Days:

29 - 32



Egg Incubator:

Both sexes



Nest Location:

On bare rock, in buildings, or deserted holes of rabbits.



Nest Material:

Made of rock chips, pebbles, and debris.



Migration:

Nonmigratory



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General

Pigeon Guillemot: Medium-sized seabird with black body and large white wing patches interrupted by black bars. Wings are paler below. Bill is black, pointed, and long. Legs and feet are bright red. Sexes are similar. Winter adult has white face, dark eyestripe, mottled upperparts, and white underparts.

Range and Habitat

Pigeon Guillemot: Are distributed in sub-tidal and intertidal marine habitats, and on rocky shores from the Russian Pacific coast, to Alaska and down through California. The widest distribution is in the northwestern part of the North American continent. Santa Barbara Island is at the southern edge of their range. Adults are present from February to late August on the Channel Islands.

Breeding and Nesting

Pigeon Guillemot: One or two white, pale blue or yellow, dark-spotted eggs are laid in a crevice or burrow. Incubation ranges from 29 to 32 days and is carried out by both parents.

Foraging and Feeding

Pigeon Guillemot: Diet consists of small fish, mollusks, crustaceans, and marine worms; forages by diving from the surface, appearing to fly underwater while searching for food.

Vocalization

Pigeon Guillemot: Song consists of high, thin whistles and squeaks.

Similar Species

Pigeon Guillemot: Black Guillemot has black bars on white wing patches. Male White-winged Scoter has duck-like bill and white on face.

.
UnderpartsX

Belly, undertail coverts, chest, flanks, and foreneck.

UpperpartsX
Back, rump, hindneck, wings, and crown.
FaceX
The front part of the head consisting of the bill, eyes, cheeks and chin.
Parts of a Standing bird X
Head Feathers and Markings X
Parts of a Flying bird X