Fred Christensen
| Species | Scientific name | 2009 | 2010 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Brambling | Fringilla montifringilla | 1 | 1 | 1 | 1 | |||||||||||
| Blue Tit | Cyanistes caeruleus | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Chaffinch | Fringilla coelebs | 1 | ||||||||||||||
| Eurasian Bullfinch | Pyrrhula pyrrhula | 1 | 1 | 1 | 1 | 1 | 1 | 1 | ||||||||
| Great Spotted Woodpecker | Dendrocopos major | 1 | ||||||||||||||
| Winter Wren | Troglodytes troglodytes | 1 | 1 | |||||||||||||
| Willow Tit | Poecile montanus | 1 | 1 | |||||||||||||
| European Greenfinch | Carduelis chloris | 1 | 1 | 1 | 1 | 1 | 1 | 1 | ||||||||
| Eurasian Siskin | Carduelis spinus | 1 | 1 | 1 | ||||||||||||
| Herring Gull | Larus argentatus | 1 | 1 | |||||||||||||
| House Sparrow | Passer domesticus | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | ||
| Fieldfare | Turdus pilaris | 1 | 1 | |||||||||||||
| Yellowhammer | Emberiza citrinella | 1 | 1 | 1 | ||||||||||||
| Great Tit | Parus major | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Hooded Crow | Corvus cornix | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | ||||
| Eurasian Tree Sparrow | Passer montanus | 1 | 1 | 1 | 1 | 1 | 1 | 1 | ||||||||
| Robin | Erithacus rubecula | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |||
| Black-billed Magpie | Pica pica | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | ||
| Nuthatch | Sitta europaea | 1 | 1 | |||||||||||||
| European Goldfinch | Carduelis carduelis | 1 | 1 | 1 | ||||||||||||
| Coal Tit | Periparus ater | 1 | ||||||||||||||
| Common Blackbird | Turdus merula | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
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