The Northern Fulmar has a wingspan of 102-112 cm (40-44 in) and is 46 cm (18 in) in length. Body mass can range from 450 to 1,000 g. These species are grey and white with a pale yellow, thick, bill and bluish legs. However there is both a light morph and dark morph. In the Pacific Ocean there is an intermediate morph as well. All morphs have certain similarities, such as only the dark morph has more than dark edges on the underneath, and they all have pale inner primaries on the top of the wings. The Pacific morph has a darker tail than the Atlantic morph. They have short stubby bills.


Habitat and Distribution

It is a highly abundant sea bird found primarily in subarctic regions of the north Atlantic and north Pacific oceans.


Feeding

This Fulmar will feed on shrimp, fish, squid, plankton, jellyfish, and carrion, as well as refuse. When eating fish, they will dive up to several feet deep to retrieve their prey.


Breeding

The Fulmar starts breeding at between six and twelve years old. Breeding season starts in May. However, the female has glands that store sperm to allow weeks to pass after copulation to the laying of the egg. Their nest is a scrape on a grassy ledge or a saucer of vegetation on the ground, lined with softer material. Recently, they have started nesting on rooftops and buildings. A single white egg, is incubated for a period of 50 to 54 days, by both sexes.


Calls and Songs

They make grunting and chuckling sounds while eating and guttural calls during the breeding season.