Thorstein Holtskog
| Species | Scientific name | 2009 | 2010 | 2011 | 2012 | 2013 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2024 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Feral Pigeon | Columba livia domestica | 1 | |||||||||||||
| Brambling | Fringilla montifringilla | 2 | 1 | 2 | |||||||||||
| Blue Tit | Cyanistes caeruleus | 2 | 2 | 1 | 2 | 1 | 2 | 1 | 2 | 2 | 1 | ||||
| Chaffinch | Fringilla coelebs | 2 | 1 | 1 | 2 | ||||||||||
| Eurasian Bullfinch | Pyrrhula pyrrhula | 2 | 2 | 2 | |||||||||||
| Great Spotted Woodpecker | Dendrocopos major | 1 | 2 | ||||||||||||
| Winter Wren | Troglodytes troglodytes | 1 | 1 | 1 | |||||||||||
| Willow Tit | Poecile montanus | 2 | 2 | 2 | |||||||||||
| European Greenfinch | Carduelis chloris | 1 | 2 | 1 | 1 | 1 | |||||||||
| Eurasian Siskin | Carduelis spinus | 1 | |||||||||||||
| Herring Gull | Larus argentatus | 1 | |||||||||||||
| House Sparrow | Passer domesticus | 1 | 2 | 1 | 2 | 1 | |||||||||
| Yellowhammer | Emberiza citrinella | 2 | 2 | 1 | 1 | ||||||||||
| Great Tit | Parus major | 2 | 2 | 1 | 2 | 1 | 2 | 1 | 1 | 1 | 2 | 2 | 1 | ||
| Hooded Crow | Corvus cornix | 1 | 2 | 1 | 1 | ||||||||||
| Marsh Tit | Poecile palustris | 2 | 2 | 2 | 1 | ||||||||||
| Eurasian Jay | Garrulus glandarius | 2 | 1 | ||||||||||||
| Eurasian Tree Sparrow | Passer montanus | 1 | 2 | ||||||||||||
| Robin | Erithacus rubecula | 2 | 1 | 2 | 2 | 2 | 1 | 1 | |||||||
| Redwing | Turdus iliacus | 1 | 1 | ||||||||||||
| Eurasian Magpie | Pica pica | 1 | 1 | 2 | 2 | 2 | 1 | 1 | 2 | 1 | 1 | 1 | |||
| Nuthatch | Sitta europaea | 2 | 2 | 2 | 1 | ||||||||||
| Eurasian Sparrowhawk | Accipiter nisus | 1 | 1 | ||||||||||||
| European Starling | Sturnus vulgaris | 1 | |||||||||||||
| Coal Tit | Periparus ater | 2 | 2 | 2 | 2 | ||||||||||
| Common Blackbird | Turdus merula | 2 | 1 | 2 | 2 | 2 | 2 | 1 | 2 | 1 | 2 | ||||
| Crested Tit | Lophophanes cristatus | 2 | |||||||||||||
| Eurasian Collared Dove | Streptopelia decaocto | 1 |
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