Alf Raymond Olsen
| Species | Scientific name | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Brambling | Fringilla montifringilla | 1 | |||||||||||||
| Blue Tit | Cyanistes caeruleus | 1 | 1 | 2 | 2 | 1 | 1 | 2 | 2 | 1 | 3 | 2 | 2 | 1 | |
| Eurasian Bullfinch | Pyrrhula pyrrhula | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | |||
| Great Spotted Woodpecker | Dendrocopos major | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |||
| Common Cuckoo | Cuculus canorus | 1 | |||||||||||||
| Willow Tit | Poecile montanus | 2 | 1 | 1 | 1 | 2 | 1 | 1 | |||||||
| European Greenfinch | Carduelis chloris | 1 | 1 | ||||||||||||
| Mealy Redpoll | Carduelis flammea | 2 | |||||||||||||
| House Sparrow | Passer domesticus | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Fieldfare | Turdus pilaris | 1 | 1 | ||||||||||||
| Yellowhammer | Emberiza citrinella | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 1 |
| Cat | Felis catus | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |||||
| Great Tit | Parus major | 1 | 1 | 2 | 2 | 2 | 1 | 1 | 2 | 2 | 1 | 3 | 2 | 2 | 1 |
| Pine Grosbeak | Pinicola enucleator | 1 | |||||||||||||
| Hooded Crow | Corvus cornix | 1 | 2 | 2 | 1 | 1 | 2 | 1 | 1 | 2 | 2 | 2 | |||
| Willow Warbler | Phylloscopus trochilus | 1 | |||||||||||||
| Barn Swallow | Hirundo rustica | 1 | |||||||||||||
| Eurasian Jay | Garrulus glandarius | 1 | |||||||||||||
| Robin | Erithacus rubecula | 1 | 1 | 1 | 2 | 1 | 2 | ||||||||
| Bohemian Waxwing | Bombycilla garrulus | 1 | 1 | 1 | |||||||||||
| Black-billed Magpie | Pica pica | 1 | 1 | 2 | 2 | 2 | 1 | 1 | 2 | 2 | 1 | 3 | 2 | 2 | 1 |
| Eurasian Sparrowhawk | Accipiter nisus | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | ||||||
| Mallard | Anas platyrhynchos | 1 | |||||||||||||
| European Starling | Sturnus vulgaris | 2 | |||||||||||||
| Pied Flycatcher | Ficedula hypoleuca | 1 | |||||||||||||
| Coal Tit | Periparus ater | 1 | 1 | 1 | |||||||||||
| Common Blackbird | Turdus merula | 1 | 1 | 2 | 1 | 1 | 2 | 2 | 1 | 2 | 2 | 2 | 1 |
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