An urban wetland in Oslo with 228 recorded bird species. Some 40–50 species breed annually, including Great Crested Grebe, Black-headed Gull and Common Moorhen.
See live sightings at Østensjøvannet naturreservat →
Explore more of Fågelkartan's English content: bird species guides, top birdwatching sites and country guides for the Nordics — plus the live observation map.