Black-headed Gull Larus ridibundus

The Black-headed Gull (Chroicocephalus ridibundus) is a small gull which breeds in much of Europe and Asia, and also in coastal eastern Canada. Most of the population is migratory, wintering further south, but some birds in the milder westernmost areas of Europe are resident. Some birds will also spend the winter in northeastern North America. […]

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Tern Sterna hirundo

The Common Tern (Sterna hirundo) is a seabird of the tern family Sternidae. This bird has a circumpolar distribution breeding in temperate and sub-Arctic regions of Europe, Asia and east and central North America. It is strongly migratory, wintering in the subtropical and tropical oceans. It is sometimes known as the sea swallow. Factsheet: Common […]

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Shag Phalacrocorax aristotelis

The European Shag or Common Shag (Phalacrocorax aristotelis) is a species of cormorant. It breeds around the rocky coasts of western and southern Europe, southwest Asia and north Africa, mainly wintering in its breeding range except for northernmost birds. In Britain this seabird is usually referred to as simply the Shag. Factsheet: European Shag Phalacrocorax aristotelis (LC)  

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Sandwich Tern Sterna sandvicensis

The Sandwich Tern (Thalasseus sandvicensis) syn. Sterna sandvicensis is a seabird of the tern family Sternidae. The current genus name is derived from Greek Thalassa, “sea”, and sandvicensis refers to Sandwich, Kent, Latham’s type locality. In birds, the specific name sandvicensis usually denotes that the species was first described from Hawaii, formerly known as the […]

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Royal Tern Sterna maxima

The Royal Tern (Thalasseus maximus) is a seabird in the tern family Sternidae. It breeds on the Atlantic and Pacific coasts of the southern USA and Mexico into the Caribbean. American birds winter south to Peru and Argentina, and African breeders move both north and south from the breeding colonies. African birds may reach as […]

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Razorbill Alca torda

The Razorbill (Alca torda), a large auk, is the only living member of the genus Alca. Their breeding habitat is islands, rocky shores and cliffs on northern Atlantic coasts, in eastern North America as far south as Maine, and in western Europe from northwestern Russia to northern France. This species has undergone moderate declines in […]

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