Quick field summary
The Arctic skua is a strong, agile seabird known for its piratical feeding habits, often chasing other birds to steal their catch. It breeds in the Arctic and winters at sea across the oceans.
How to identify Arctic skua
Medium-sized seabird with a robust body, pointed wings and a slightly hooked bill. Adults in breeding plumage show dark brown upperparts with white flashes on the wings and a pale underbelly. In flight, a distinctive white wing flash is visible on the primary feathers.
- White primary wing flashes, dark brown plumage, pale underparts, slightly hooked bill, and blackish tail with a shallow fork.
Habitat, range and timing
Commonly seen offshore around UK coasts during summer months, especially in northern and western Scotland. Look for them chasing gulls and terns at sea.
Use this section to describe the main UK regions, habitats and hotspots where this bird is most likely to be seen.
- Scotland and northern England
- Wales and western valleys
- Southern England and coastal sites
Song, movement and nesting
Known for aggressive chasing and pirating food from other seabirds; vocal calls include harsh, chattering notes especially during breeding season.
Nests on the ground in tundra or moorland habitats near the sea, building simple scrapes lined with moss and grass. Usually lays 2 eggs.
Photos and plumage details
Similar birds
Use shape, plumage and habitat together to separate close matches in the field.
Discover more British birds
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Common questions
What does the Arctic skua eat?
Primarily fish, often stolen from other seabirds.
Where do Arctic skuas breed?
In Arctic tundra and northern moorland regions.
Are Arctic skuas aggressive?
Yes, especially when pirating food or defending nests.
When is the best time to see Arctic skuas in the UK?
During summer months offshore around northern and western coasts.