Site: Østensjø
| Species | Scientific name | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2021 | 2022 | 2023 | 2024 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Blue Tit | Cyanistes caeruleus | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | ||
| Eurasian Red Squirrel | Sciurus vulgaris | 1 | 1 | 1 | 1 | 1 | 1 | 2 | |||
| Great Spotted Woodpecker | Dendrocopos major | 1 | 1 | ||||||||
| European Greenfinch | Carduelis chloris | 1 | 1 | ||||||||
| House Sparrow | Passer domesticus | 1 | 1 | 1 | 1 | 2 | |||||
| Fieldfare | Turdus pilaris | 1 | 1 | ||||||||
| Great Tit | Parus major | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | |
| Eurasian Tree Sparrow | Passer montanus | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | ||
| Wood Pigeon | Columba palumbus | 1 | |||||||||
| Robin | Erithacus rubecula | 1 | 1 | ||||||||
| Eurasian Magpie | Pica pica | 1 | 1 | 1 | 2 | ||||||
| Nuthatch | Sitta europaea | 1 | 1 | 2 | |||||||
| European Goldfinch | Carduelis carduelis | 1 | |||||||||
| Common Blackbird | Turdus merula | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 |
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