 Traditionally, migratory birds were hunted by the inhabitants, but the native sea-birds were protected, and their eggs used as food.The islets of Lågskär, Klåfskär and Signilskär were the traditional home to colonies of eider-duck, whose down was collected from the nests after the young had left, for export.A transnational Euroregion encompasses Åland and nearby coastal archipelagoes (skärgårdar).