Steller's Sea-Eagle

Haliaeetus pelagicus

Order

FALCONIFORMES

Family

Kites, Eagles and Hawks (Accipitridae)

Code 4

STSE

Code 6

HALPEL

ITIS

Egg Color:

White with a slight green tint.



Number of Eggs:

1 - 3



Incubation Days:

38 - 45



Egg Incubator:

Female



Nest Location:

Up to 100 feet above the ground



Nest Material:

Tree branches



Migration:

Nonmigratory



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General

Steller's Sea-Eagle: Large eagle, mostly black except for white forehead, shoulders, rump, lower belly, and leg feathers. Bill is large, heavy, and orange. Tail is long, white, and wedge-shaped. Sexes are similar. Juvenile lacks white shoulders, end of tail is dark. Rare visitor to Alaska.

Range and Habitat

Steller's Sea-Eagle: Rare vagrant to the Aleutian and other Alaskan islands. Breeds along the north Pacific coast of Asia from Bering Sea coast south to Kamchatka peninsula and north coast of Sea of Okhotsk. Spends winters south to Korea and Japanese island of Hokkaido. Found along coasts and large rivers.

Breeding and Nesting

Steller's Sea-Eagle: One to three white eggs, slightly tinted green, are laid in a large nest made of sticks and branches, built up to 100 feet above the ground, usually at top of a tree; nest may be up to 8 feet across and 12 feet thick. Female incubates eggs for 38 to 45 days.

Foraging and Feeding

Steller's Sea-Eagle: Eats mainly fish and birds but also seal pups and hares.

Vocalization

Steller's Sea-Eagle: Makes a deep-toned, barking cry "ra-ra-ra-raurau." Also utters a loud, gull-like call.

Similar Species

Steller's Sea-Eagle: Bald and White-tailed eagles are smaller, have pale heads, smaller bills, more rounded wingtips, and lack white patches on wings.

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BellyX
The ventral part of the bird, or the area between the flanks on each side and the crissum and breast. Flight muscles are located between the belly and the breast.
RumpX
The area between the uppertail coverts and the back of the bird.
Parts of a Standing bird X
Head Feathers and Markings X
Parts of a Flying bird X