Northern Europe's largest inland delta, formed where the Glomma river meets Lake Øyeren. A Ramsar site since 1985 with 269 recorded bird species and enormous numbers of staging waders and ducks during migration.
See live sightings at Nordre Øyeren →
Explore more of Fågelkartan's English content: bird species guides, top birdwatching sites and country guides for the Nordics — plus the live observation map.