Least Auklet vs Kittlitz's Murrelet

Aethia pusilla compared with Brachyramphus brevirostris

Side-by-Side Comparison

Attribute Least Auklet Kittlitz's Murrelet
Scientific Name Aethia pusilla Brachyramphus brevirostris
Order Charadriiformes Charadriiformes
Family Alcidae Alcidae
Conservation Status Least Concern Near Threatened
Length
Wingspan 18.9 cm (7.4 in) 27.6 cm (10.9 in)
Weight 84.33333333333333 g (2.97 oz) 233.0333333333333 g (8.22 oz)
Diet -- --
Clutch Size 1 1
Population Trend

Habitat Comparison

Shared Habitats

Least Auklet only

None

Kittlitz's Murrelet only

Conservation Status

Least Concern

Least Auklet

Near Threatened

Kittlitz's Murrelet

About These Birds

Least Auklet

Least Auklet, 15–16 cm, is the smallest auk, breeding in immense colonies (millions) on rocky Aleutian and Bering Sea islands. Dark above, streaked white below; a tiny white plume above the eye. Planktivore; sieves copepods and euphausiids at sea. Makes loud buzzing display choruses at colony.

Kittlitz's Murrelet

Kittlitz's Murrelet, 23–25 cm, is an enigmatic auk that nests on rocky tundra above the tree line in Alaska and eastern Russia, often near glaciers. Mottled brown in summer, white in winter. Critically dependent on glacial outwash for foraging; Vulnerable as glaciers recede. Piscivore.

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