Razorbill (Alca torda)

The razorbill breeds in temperate, boreal and low-arctic coastal regions of the North Atlantic. It nests in rock crevices or behind stones making it extremely difficult to census.

Razorbill

Razorbill. Photo: Hallvard Strøm / Norwegian Polar Institute

The total breeding population is estimated to be about 100 pairs, the majority of which breed on Bjørnøya. Razorbills from Svalbard most likely winter off southwestern Norway and in the Skagerrak.

Distribution

The razorbill breeds in temperate, boreal and low-arctic coastal regions of theNorth Atlantic. It nests in rock crevices or behind stones making it extremely difficult to census. Bjørnøya, Bellsund and Krossfjorden are the only known breeding sites for razorbills inSvalbard. In these areas, they breed in very small numbers as single pairs or in small colonies. The total breeding population is estimated to be about 100 pairs, the majority of which breed on Bjørnøya. Little is known about the breeding biology of razorbills inSvalbard. Razorbills from Svalbard likely spend the winter off the south-western coast of Norway and in the Skagerrak.

Ecology

The razorbill usually breeds in association with other sea birds, such as the Brünnich´s guillemot and black-legged kittiwake.

MOSJ indicators (Environmental Monitoring of Svalbard and Jan Mayen):

Awaiting results from MOSJ…