Likewise the occupancy ratio of nest burrows on Elliðaey in Breiðafjörður was compared to the occupancy ratio on a country-wide scale as estimated by a burrow camera.
Einnig var ábúðarhlutfall varphola í Elliðaey á Breiðafirði borið saman við ábúðarhlutfall á landsvísu með notkun holumyndavélar.