Karl Biørn
| Species | Scientific name | 2020 | 2021 | 2022 | 2023 |
|---|---|---|---|---|---|
| Blue Tit | Cyanistes caeruleus | 1 | 1 | 1 | 1 |
| Chaffinch | Fringilla coelebs | 1 | |||
| Great Spotted Woodpecker | Dendrocopos major | 1 | 1 | ||
| House Sparrow | Passer domesticus | 1 | 1 | 1 | 1 |
| Yellowhammer | Emberiza citrinella | 1 | |||
| Great Tit | Parus major | 1 | 1 | 1 | 1 |
| Hooded Crow | Corvus cornix | 1 | |||
| Eurasian Tree Sparrow | Passer montanus | 2 | |||
| Robin | Erithacus rubecula | 1 | |||
| Eurasian Magpie | Pica pica | 1 | 1 | 1 | 1 |
| Eurasian Pygmy Owl | Glaucidium passerinum | 1 | |||
| European Goldfinch | Carduelis carduelis | 1 | |||
| Mallard | Anas platyrhynchos | 1 | 2 |
