Site: Østensjøvannet
| Species | Scientific name | 2025 |
|---|---|---|
| Winter Wren | Troglodytes troglodytes | 1 |
| Fieldfare | Turdus pilaris | 1 |
| Eurasian Teal | Anas crecca | 1 |
| Goosander | Mergus merganser | 1 |
| Smew | Mergellus albellus | 1 |
| Redwing | Turdus iliacus | 1 |
| Lesser Black-backed Gull | Larus fuscus | 1 |
| Moorhen | Gallinula chloropus | 1 |
| Reed Bunting | Emberiza schoeniclus | 1 |
| Common Coot | Fulica atra | 1 |
| Common Pochard | Aythya ferina | 1 |
| Great Crested Grebe | Podiceps cristatus | 1 |
