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==Distribution== | ==Distribution== | ||
− | North Atlantic. | + | North Atlantic. |
+ | There are around 8,500 breeding pairs on the Island of Noss,on the East coast of Shetland,owned and run by the SNH. | ||
+ | |||
==Taxonomy== | ==Taxonomy== | ||
Revision as of 18:55, 4 July 2009
- Morus bassanus
Identification
L. 87-100cm
Ws. 165-180cm
Adult
- White with black wingtips
- Light blue bill
- Bare, black skin around eye
- During breeding, head and neck are brushed with pale yellow
Immature
Dark brown in their first year, and gradually acquire more white in subsequent seasons until they reach maturity after five years.
They can have a wingspan of around 1.8m.In Shetland dialect,they are known as the 'Solan Goose'.
Distribution
North Atlantic. There are around 8,500 breeding pairs on the Island of Noss,on the East coast of Shetland,owned and run by the SNH.
Taxonomy
Habitat
Isolated stacks or remote islands, sometimes on mainland cliffs. At sea when not breeding, over continental shelf. Occasionally on large inland waters as a result of severe weather.
Behaviour
Diet
Includes small fish, which it takes from a steep, high-speed dive. Diving from a height of around 30 metres or less,and hitting the water at anything up to 70mph,a lot of these birds go blind quite young,from diving into the water.
Breeding
They normally nest in large colonies, on cliffs overlooking the ocean or on small rocky islands.
Vocalisation
<flashmp3>06 - Sulidae- Northern Gannet.mp3</flashmp3>
Listen in an external program