The Arctic tern flying on average 44,000 miles on its annual migration from pole to pole, according to a new study. In Eyrarbakki is one breeding place with ca 1000 Arctic terns from May to end of August. It is sort way fore the birds to have food in the Eyrarbakki’s lagoon. But last 4 years this Iceland’s Arctic tern must have hard time to feed them nestling. Now coming a very little fry inside the lagoon be fore maybe something have changed in the ocean for this fry upbringing and make a serious problem for the seabirds’ to surviving. This serious problem have be continual fore many kind of seabirds in Iceland last four years, and specially Arctic tern and puffin.