| Bumble-bee (Bombus sp.) | | 2024-04-13 | 2024-04-13 | Bakke (Vestfold, Norway) |
| White Wagtail (Motacilla alba) | | 2024-04-09 | 2024-04-09 | Bakke (Vestfold, Norway) |
| Common Buzzard (Buteo buteo) | | 2024-04-08 | 2024-04-08 | Bakke (Vestfold, Norway) |
| Chiffchaff (Phylloscopus collybita) | | 2024-04-08 | 2024-04-08 | Bakke (Vestfold, Norway) |
| Chiffchaff (Phylloscopus collybita) | | 2024-04-08 | 2024-04-08 | Bakke (Vestfold, Norway) |
| Chaffinch (Fringilla coelebs) | | 2019-04-15 | 2019-03-31 | Bakke (Vestfold, Norway) |
| Skylark (Alauda arvensis) | | 2019-04-15 | 2019-03-31 | Bakke (Vestfold, Norway) |
| Fieldfare (Turdus pilaris) | | 2019-04-15 | 2019-03-31 | Bakke (Vestfold, Norway) |
| Robin (Erithacus rubecula) | | 2019-03-04 | 2019-03-03 | Bakke (Vestfold, Norway) |
| Common Swift (Apus apus) | | 2018-05-22 | 2018-05-22 | Bakke (Vestfold, Norway) |
| White Wagtail (Motacilla alba) | | 2018-04-12 | 2018-04-09 | Bakke (Vestfold, Norway) |
| Redwing (Turdus iliacus) | | 2018-04-12 | 2018-04-09 | Bakke (Vestfold, Norway) |
| White Wagtail (Motacilla alba) | | 2018-04-12 | 2018-04-12 | Bakke (Vestfold, Norway) |
| Colt's-foot (Tussilago farfara) | | 2018-04-12 | 2018-04-07 | Bakke (Vestfold, Norway) |
| Fieldfare (Turdus pilaris) | | 2018-04-12 | 2018-04-09 | Bakke (Vestfold, Norway) |
| Barn Swallow (Hirundo rustica) | | 2013-05-09 | 2013-05-08 | Bakke (Vestfold, Norway) |
| White Wagtail (Motacilla alba) | | 2013-05-09 | 2013-04-19 | Bakke (Vestfold, Norway) |
| Common Sandpiper (Actitis hypoleucos) | | 2013-05-09 | 2013-05-04 | Bakke (Vestfold, Norway) |
| Robin (Erithacus rubecula) | | 2013-04-16 | 2013-04-16 | Bakke (Vestfold, Norway) |
| Chaffinch (Fringilla coelebs) | | 2013-04-16 | 2013-04-15 | Bakke (Vestfold, Norway) |
| Song Thrush (Turdus philomelos) | | 2013-04-16 | 2013-04-16 | Bakke (Vestfold, Norway) |
| Fieldfare (Turdus pilaris) | | 2013-04-16 | 2013-04-15 | Bakke (Vestfold, Norway) |
| Common Blackbird (Turdus merula) | | 2013-04-16 | 2013-04-16 | Bakke (Vestfold, Norway) |
| European Starling (Sturnus vulgaris) | | 2013-04-07 | 2013-04-05 | Bakke (Vestfold, Norway) |
| Eurasian Woodcock (Scolopax rusticola) | | 2013-04-07 | 2013-04-04 | Bakke (Vestfold, Norway) |
| Chaffinch (Fringilla coelebs) | | 2013-04-07 | 2013-04-07 | Bakke (Vestfold, Norway) |
| Northern Lapwing (Vanellus vanellus) | | 2013-04-07 | 2013-04-07 | Bakke (Vestfold, Norway) |
| Skylark (Alauda arvensis) | | 2013-04-07 | 2013-04-07 | Bakke (Vestfold, Norway) |
| Willow Warbler (Phylloscopus trochilus) | | 2012-05-13 | 2012-05-10 | Bakke (Vestfold, Norway) |
| Blackcap (Sylvia atricapilla) | | 2012-05-13 | 2012-05-12 | Bakke (Vestfold, Norway) |
| House Martin (Delichon urbicum) | | 2012-05-09 | 2012-05-04 | Bakke (Vestfold, Norway) |
| Common Sandpiper (Actitis hypoleucos) | | 2012-05-09 | 2012-05-07 | Bakke (Vestfold, Norway) |
| Barn Swallow (Hirundo rustica) | | 2012-04-29 | 2012-04-29 | Bakke (Vestfold, Norway) |
| Chiffchaff (Phylloscopus collybita) | | 2012-04-29 | 2012-04-29 | Bakke (Vestfold, Norway) |
| Hedge Accentor (Prunella modularis) | | 2012-04-29 | 2012-04-27 | Bakke (Vestfold, Norway) |
| Song Thrush (Turdus philomelos) | | 2012-04-20 | 2012-04-20 | Bakke (Vestfold, Norway) |
| Common Kestrel (Falco tinnunculus) | | 2012-04-19 | 2012-04-19 | Bakke (Vestfold, Norway) |
| White Wagtail (Motacilla alba) | | 2012-04-18 | 2012-04-18 | Bakke (Vestfold, Norway) |
| Robin (Erithacus rubecula) | | 2012-04-15 | 2012-04-14 | Bakke (Vestfold, Norway) |
| European Goldfinch (Carduelis carduelis) | | 2012-04-15 | 2012-04-07 | Bakke (Vestfold, Norway) |
| Fieldfare (Turdus pilaris) | | 2012-04-14 | 2012-04-14 | Bakke (Vestfold, Norway) |
| European Starling (Sturnus vulgaris) | | 2012-04-14 | 2012-04-14 | Bakke (Vestfold, Norway) |
| Skylark (Alauda arvensis) | | 2012-03-14 | 2012-03-09 | Bakke (Vestfold, Norway) |
| Common Blackbird (Turdus merula) | | 2012-03-14 | 2012-01-27 | Bakke (Vestfold, Norway) |
| Chaffinch (Fringilla coelebs) | | 2011-04-02 | 2011-04-02 | Bakke (Vestfold, Norway) |
| Skylark (Alauda arvensis) | | 2011-03-29 | 2011-03-25 | Bakke (Vestfold, Norway) |
| European Starling (Sturnus vulgaris) | | 2011-03-29 | 2011-03-23 | Bakke (Vestfold, Norway) |
| Common Swift (Apus apus) | | 2010-05-29 | 2010-05-27 | Bakke (Vestfold, Norway) |
| Red-backed Shrike (Lanius collurio) | | 2010-05-21 | 2010-05-21 | Bakke (Vestfold, Norway) |
| Thrush Nightingale (Luscinia luscinia) | | 2010-05-20 | 2010-05-20 | Bakke (Vestfold, Norway) |
Sustain.no is provided by the Norwegian Centre for Science Education