Site: Holtan
| Species | Scientific name | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Brambling | Fringilla montifringilla | 1 | 1 | 1 | |||||||||
| Blue Tit | Cyanistes caeruleus | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Eurasian Bullfinch | Pyrrhula pyrrhula | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Great Spotted Woodpecker | Dendrocopos major | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |||
| Willow Tit | Poecile montanus | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| European Greenfinch | Chloris chloris | 1 | 1 | ||||||||||
| Eurasian Siskin | Spinus spinus | 1 | 1 | 1 | 1 | ||||||||
| Green Woodpecker | Picus viridis | 1 | 1 | 1 | |||||||||
| Mealy Redpoll | Acanthis flammea | 1 | 1 | 1 | 1 | ||||||||
| House Sparrow | Passer domesticus | 1 | 1 | 1 | |||||||||
| Yellowhammer | Emberiza citrinella | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| Great Tit | Parus major | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Hooded Crow | Corvus cornix | 1 | |||||||||||
| Marsh Tit | Poecile palustris | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | ||||
| Eurasian Jay | Garrulus glandarius | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Eurasian Tree Sparrow | Passer montanus | 1 | 1 | 1 | 1 | ||||||||
| Bohemian Waxwing | Bombycilla garrulus | 1 | |||||||||||
| Eurasian Magpie | Pica pica | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| Nuthatch | Sitta europaea | 1 | 1 | 1 | 1 | 1 | 1 | ||||||
| Eurasian Sparrowhawk | Accipiter nisus | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| Coal Tit | Periparus ater | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |||
| Common Blackbird | Turdus merula | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | ||||
| Great Grey Shrike | Lanius excubitor | 1 |
