Glaucous Gull vs Mediterranean Gull

Larus hyperboreus compared with Larus melanocephalus

Side-by-Side Comparison

Attribute Glaucous Gull Mediterranean Gull
Scientific Name Larus hyperboreus Larus melanocephalus
Order Charadriiformes Charadriiformes
Family Laridae Laridae
Conservation Status Least Concern Least Concern
Length
Wingspan 92.6 cm (36.5 in) 60.5 cm (23.8 in)
Weight 1933.3333333333333 g (68.20 oz) 282.5 g (9.96 oz)
Diet -- --
Clutch Size 2-3 1-5
Population Trend

Habitat Comparison

Shared Habitats

Glaucous Gull only

None

Mediterranean Gull only

Conservation Status

Least Concern

Glaucous Gull

Least Concern

Mediterranean Gull

About These Birds

Glaucous Gull

Glaucous Gull, 62–68 cm, is an imposing all-white Arctic gull — no dark markings on wing tips. Breeds across the High Arctic and ventures south in winter to both sides of the North Atlantic and Pacific. Predator and scavenger; preys on seabird eggs and chicks at colonies. Powerful aggressive kleptoparasite.

Mediterranean Gull

Mediterranean Gull, 36–38 cm, has expanded dramatically since the 1970s, breeding across Europe from the Black Sea to Britain. Pure white body, jet-black hood in breeding plumage — the only gull with entirely white wingtips. Piscivore and invertivore; nests in colonies, often with Black-headed Gulls.

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