Slaty-backed Gull

Larus schistisagusOrder: CHARADRIIFORMESFamily: Skuas, Gulls, Terns, Skimmers (Laridae)
Slaty-backed Gull Portrait
  Splitbar
Range Map for Slaty-backed Gull

Overview

Slaty-backed Gull: Large gull, slate-gray back, upper wings; dark outer primaries separated from mantle by row of white spots. Gray underside of primaries; broad white trailing edge to wings. Bright pink legs, feet. Yellow eyes with red orbital ring. Yellow bill has red spot near tip.

Range and Habitat

Slaty-backed Gull: Coastal species of northeast Asia. Rare in coastal Alaska, most frequent in the Bering Sea. Casual in winter south to Pacific states.

Splitbar

Listen:

Voice Text

"kaaw", "klaaw"

Splitbar

Related Birds:

Western Gull
Lesser Black-backed Gull
.

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Family Gull (Laridae)_blue
Species Larus schistisagus
Length25 Inches
Wingspan58 Inches

Slaty-backed Gull

Slaty-backed Gull: Large gull, slate-gray back, upper wings; dark outer primaries separated from mantle by row of white spots. Gray underside of primaries; broad white trailing edge to wings. Bright pink legs, feet. Yellow eyes with red orbital ring. Yellow bill has red spot near tip.

● Song: "kaaw", "klaaw"

● Foraging & Feeding: Slaty-backed Gull: Forages on mudflats; omniverous; fish, seabird eggs and young, dead animals and birds, entrails.

● Breeding & nesting: Slaty-backed Gull: Colonial; seaweed nest on seacliffs, rocky, islands, or occasionally sandy beaches. Two to three brown or olive buff eggs spotted with brown or black. Incubation ranges from 26 to 28 days and is carried out by both sexes; first flight at 49 to 56 days.

● Similar species: Slaty-backed Gull: Winter Western Gull has thicker bill, more extensive black on primary tips, absence of streaking on head and neck.

Flight Pattern

Slaty-backed Gull Body Illustration
● Range & Habitat: Slaty-backed Gull: Coastal species of northeast Asia. Rare in coastal Alaska, most frequent in the Bering Sea. Casual in winter south to Pacific states.
BreedingColonial
PopulationCasual on the West coast, Casual in AK, Rare in North America
MigrationMigratory
Weight46.4 Ounces