What information is available about arctic skua?

Lifecycle and body size information about Arctic Skua, including statistics on nesting, eggs and lifespan based on BTO ringing and nest recording data. Interpretation and scientific publications about Arctic Skua from BTO scientists. Would you like to search for another species?

How much does a Skua weigh?

Name: Arctic Skua, Parasitic Skua, Parasitic Jaeger ( Stercorarius parasiticus) Weight: 300 to 650 grams. Location: Breeds in Northern North America, Europe, and Asia. Winters in tropical and southern oceans. Conservation status: Least Concern. Diet: Fish, small mammals, small birds, insects.

What is a brown skua?

The brown skua ( Stercorarius antarcticus ), also known as the Antarctic skua, subantarctic skua, southern great skua, southern skua, or hākoakoa ( Māori ), is a large seabird that breeds in the subantarctic and Antarctic zones and moves further north when not breeding.

Do Arctic skuas breed?

Arctic Skuas are the most numerous of all Skuas that breed in the Arctic regions. 6. Breeding Arctic Skuas have long streamers that fly out past their tail, measuring as long as 10.5 centimetres. Non-breeding mature Arctic Skuas’ streamers are much shorter and are more worn-looking.