Northern Gannet

  • Largest seabird in the North Atlantic – 2 meter wingspan
  • Long-lived – 20 – 30 years or older
  • Monogamous with low divorce rate better stats than humans
  • Only 3 gannet colonies in Newfoundland and only 6 in North America
  • Other colonies in Iceland, Norway Ireland, UK and France
  • Plunge dive from heights of up to 25 m at rapid-speeds to catch fish
  • Feed on capelin, mackerel, herring, Atlantic saury and squid
  • Collect plastic debris [fishing line, netting, rope] which can entangle birds at nests
  • Lays a single white egg
  • Chicks remain in the nest for more than 3 months
  • Chicks load fat and at 12 – 13 weeks are heavier than parents
  • At 12 – 13 weeks chicks refuse food and intensify wing-flapping
  • In late Sept – Oct young fledge go to sea alone
  • Parents remain at nest often courtship displaying and copulating
  • Winter off eastern North American coast – Maine to Texas
  • Small number winter migrate across the Atlantic to west African coast
  • Each gannet returns to the same nest site in the spring