Guadalupe Murrelet

Synthliboramphus hypoleucus

Order

CHARADRIIFORMES

Family

Auks, Murres and Puffins (Alcidae)

Code 4

GAMU

Code 6

SYNHYP

ITIS

Egg Color:

Blue or green, brown spots



Number of Eggs:

1 - 2



Incubation Days:

27 - 44



Egg Incubator:

Both sexes



Nest Location:

In rock crevices or bare ground.



Nest Material:

No material added to nest.



Migration:

Nonmigratory



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General

Guadalupe Murrelet: Medium-sized Murrelet with black upperparts and white face, throat, underparts, and underwing coverts. Bill is dark and thin. Sexes are similar with no seasonal change in plumage.

Range and Habitat

Guadalupe Murrelet: An uncommon bird found on only a few islands off the Pacific Coast. Breeds off the coast of southern California, Baja California, and Mexico. Habitats include rocky crevices, as well as slopes where there is a sparse cover of shrubs and herbs. During winter they stay far offshore.

Breeding and Nesting

Guadalupe Murrelet: One or two blue or green eggs with brown spots are laid among boulders or in a crevice near an island beach. Incubation ranges from 27 to 44 days and is carried out by both parents.

Foraging and Feeding

Guadalupe Murrelet: Feeds on small fish and crustaceans; forages by diving and pursuing prey underwater. Forages in pairs. Breeding success may depend on availability of prey.

Vocalization

Guadalupe Murrelet: Their call is a rattling trill.

Similar Species

Guadalupe Murrelet: Craveri's Murrelet has dark wing linings, black extending onto sides of breast, black chin, and longer, thinner bill.

.
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