Site: Feren
| Species | Scientific name | 2007 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2022 | 2025 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Svane | Cygnus sp. | 1 | ||||||||||||
| Blue Tit | Cyanistes caeruleus | 2 | 1 | 1 | ||||||||||
| Eurasian Bullfinch | Pyrrhula pyrrhula | 1 | 1 | 1 | 1 | 1 | ||||||||
| Eurasian Red Squirrel | Sciurus vulgaris | 1 | 1 | |||||||||||
| Willow Tit | Poecile montanus | 4 | 2 | 1 | 1 | 1 | ||||||||
| European Greenfinch | Chloris chloris | 1 | ||||||||||||
| Mealy Redpoll | Acanthis flammea | 1 | ||||||||||||
| House Sparrow | Passer domesticus | 1 | ||||||||||||
| Mountain hare | Lepus timidus | 1 | ||||||||||||
| Great Tit | Parus major | 1 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | |||||
| Siberian Jay | Perisoreus infaustus | 1 | ||||||||||||
| Nuthatch | Sitta europaea | 3 | 1 | 2 | 1 | 1 | 1 | |||||||
| Eurasian Sparrowhawk | Accipiter nisus | 1 | ||||||||||||
| Pied Flycatcher | Ficedula hypoleuca | 3 | ||||||||||||
| Common Blackbird | Turdus merula | 1 |
