Site: Knutsbakken
| Species | Scientific name | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Feral Pigeon | Columba livia domestica | 13 | 28 | 15 | |||||||
| Brambling | Fringilla montifringilla | 2 | 1 | 6 | 10 | 11 | 21 | 9 | 4 | ||
| Blue Tit | Cyanistes caeruleus | 10 | 24 | 35 | 44 | 39 | 38 | 41 | 30 | 15 | |
| Chaffinch | Fringilla coelebs | 1 | 2 | 8 | 13 | 13 | 10 | 7 | 5 | 3 | |
| Lesser Redpoll | Carduelis cabaret | 4 | 2 | 4 | 3 | 8 | 6 | 5 | |||
| Eurasian Bullfinch | Pyrrhula pyrrhula | 3 | 4 | 15 | 28 | 20 | 33 | 36 | 20 | 9 | |
| Eurasian Red Squirrel | Sciurus vulgaris | 1 | 16 | 22 | 16 | 8 | 2 | ||||
| Great Spotted Woodpecker | Dendrocopos major | 4 | 6 | 6 | 4 | 2 | 14 | 8 | 14 | 2 | |
| Common Cuckoo | Cuculus canorus | 1 | 1 | 1 | 1 | ||||||
| Willow Tit | Poecile montanus | 1 | 1 | 1 | 4 | 4 | 1 | ||||
| European Greenfinch | Carduelis chloris | 8 | 14 | 34 | 41 | 36 | 36 | 35 | 26 | 10 | |
| Eurasian Siskin | Carduelis spinus | 1 | 3 | 28 | 8 | 10 | 9 | 8 | 11 | ||
| Mealy Redpoll | Carduelis flammea | 1 | 8 | 4 | 6 | 20 | 27 | 28 | 18 | 11 | |
| Grey-headed Woodpecker | Picus canus | 2 | 2 | ||||||||
| House Sparrow | Passer domesticus | 2 | |||||||||
| Fieldfare | Turdus pilaris | 1 | 4 | 3 | 2 | 10 | 3 | 7 | 3 | 1 | |
| Yellow Wagtail | Motacilla flava | 1 | |||||||||
| Yellowhammer | Emberiza citrinella | 2 | 2 | 12 | 26 | 30 | 20 | 7 | 4 | 3 | |
| Garden Warbler | Sylvia borin | 2 | |||||||||
| Wood Anemone | Anemone nemorosa | 1 | |||||||||
| Hedge Accentor | Prunella modularis | 1 | 4 | 4 | 2 | 6 | 4 | 3 | |||
| Jonsokkoll | Ajuga pyramidalis | 1 | |||||||||
| Great Tit | Parus major | 10 | 26 | 36 | 44 | 39 | 38 | 42 | 30 | 15 | |
| White Wagtail | Motacilla alba | 1 | 1 | 1 | 1 | ||||||
| Barn Swallow | Hirundo rustica | 1 | |||||||||
| Golden-saxifrage | Chrysosplenium alternifolium | 1 | |||||||||
| Blackcap | Sylvia atricapilla | 1 | 2 | 1 | 1 | ||||||
| Song Thrush | Turdus philomelos | 1 | 3 | 1 | 2 | 2 | 2 | 1 | |||
| Eurasian Jay | Garrulus glandarius | 1 | |||||||||
| Tengmalm's Owl | Aegolius funereus | 1 | 1 | ||||||||
| Eurasian Tree Sparrow | Passer montanus | 9 | 22 | 29 | 43 | 39 | 37 | 41 | 30 | 15 | |
| Arctic Redpoll | Carduelis hornemanni | 3 | 6 | 7 | 6 | ||||||
| Common Raven | Corvus corax | 1 | |||||||||
| Wood Pigeon | Columba palumbus | 4 | 6 | ||||||||
| Ring Ouzel | Turdus torquatus | 1 | 1 | ||||||||
| Common Redstart | Phoenicurus phoenicurus | 2 | |||||||||
| Robin | Erithacus rubecula | 1 | 3 | 5 | 11 | 17 | 4 | 4 | 7 | ||
| Redwing | Turdus iliacus | 1 | 1 | 4 | 1 | 2 | 1 | 1 | |||
| Roe Deer | Capreolus capreolus | 4 | 33 | 24 | 32 | 15 | 1 | ||||
| Whooper Swan | Cygnus cygnus | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |||
| Bohemian Waxwing | Bombycilla garrulus | 2 | 7 | 7 | 3 | 2 | 3 | ||||
| Reed Bunting | Emberiza schoeniclus | 3 | 2 | ||||||||
| Black-billed Magpie | Pica pica | 6 | 22 | 31 | 41 | 39 | 38 | 40 | 29 | 15 | |
| Nuthatch | Sitta europaea | 9 | 16 | 11 | 13 | 16 | 32 | 38 | 16 | 14 | |
| Eurasian Sparrowhawk | Accipiter nisus | 2 | 1 | 1 | 3 | 5 | 2 | 1 | |||
| Eurasian Pygmy Owl | Glaucidium passerinum | 1 | 1 | ||||||||
| European Goldfinch | Carduelis carduelis | 1 | 1 | 2 | 4 | 3 | 2 | ||||
| Long-tailed Tit | Aegithalos caudatus | 2 | 2 | ||||||||
| European Starling | Sturnus vulgaris | 1 | 1 | 2 | 5 | 3 | 2 | 6 | |||
| Pied Flycatcher | Ficedula hypoleuca | 1 | 1 | 1 | 2 | 1 | 1 | ||||
| Coal Tit | Periparus ater | 2 | 5 | 6 | 6 | 6 | 10 | 15 | 3 | ||
| Common Blackbird | Turdus merula | 1 | 3 | 5 | 7 | 7 | 10 | 7 | 11 | 3 | |
| Eurasian Treecreeper | Certhia familiaris | 6 | 2 | ||||||||
| Great Grey Shrike | Lanius excubitor | 1 | 2 | ||||||||
| Bumble-bee | Bombus sp. | 1 | 1 |
Sustain.no is provided by the Norwegian Centre for Science Education