atlantic puffins (fratercula arctica) nesting on cliffs of hafnarholmi marina in borgarfjordur

animal arctica atlantic puffin auk bakkagerdi beak bird birdlife birdwatching borgarfjordur borgarfjapara radeg ur breeding burrow cliff coast colony common eastfjords europe eystri fjord fratercula grass hafnarholmi harbour iceland icelandic island islet landscape marina migratory nature nest observation ocean population promontory rissa rock sea seabird travel water wild wildlife