| Downy Birch (Betula pubescens) | | 2010-05-07 | 2010-04-29 | Lokalmiljø (Telemark, Norway) |
| White Wagtail (Motacilla alba) | | 2010-05-07 | 2010-04-06 | Lokalmiljø (Telemark, Norway) |
| Willow Warbler (Phylloscopus trochilus) | | 2009-05-04 | 2009-04-29 | Lokalmiljø (Telemark, Norway) |
| Downy Birch (Betula pubescens) | | 2009-05-04 | 2009-04-23 | Lokalmiljø (Telemark, Norway) |
| White Wagtail (Motacilla alba) | | 2009-04-06 | 2009-04-06 | Lokalmiljø (Telemark, Norway) |
| Willow Warbler (Phylloscopus trochilus) | | 2008-04-30 | 2008-04-28 | Lokalmiljø (Telemark, Norway) |
| Downy Birch (Betula pubescens) | | 2008-04-30 | 2008-04-30 | Lokalmiljø (Telemark, Norway) |
| Pink-footed Goose (Anser brachyrhynchus) | | 2008-04-24 | 2008-04-18 | Lokalmiljø (Telemark, Norway) |
| Chiffchaff (Phylloscopus collybita) | | 2008-04-24 | 2008-04-21 | Lokalmiljø (Telemark, Norway) |
| White Wagtail (Motacilla alba) | | 2008-04-24 | 2008-03-31 | Lokalmiljø (Telemark, Norway) |
| European Starling (Sturnus vulgaris) | | 2008-03-12 | 2008-03-11 | Lokalmiljø (Telemark, Norway) |
| Wood Pigeon (Columba palumbus) | | 2008-03-12 | 2008-03-12 | Lokalmiljø (Telemark, Norway) |
| Barn Swallow (Hirundo rustica) | | 2007-05-08 | 2007-04-24 | Lokalmiljø (Telemark, Norway) |
| Downy Birch (Betula pubescens) | | 2007-05-08 | 2007-04-24 | Lokalmiljø (Telemark, Norway) |
| Pink-footed Goose (Anser brachyrhynchus) | | 2007-04-14 | 2007-04-14 | Lokalmiljø (Telemark, Norway) |
| Chiffchaff (Phylloscopus collybita) | | 2007-04-14 | 2007-04-14 | Lokalmiljø (Telemark, Norway) |
| European Starling (Sturnus vulgaris) | | 2007-04-14 | 2007-03-15 | Lokalmiljø (Telemark, Norway) |
| White Wagtail (Motacilla alba) | | 2007-04-14 | 2007-04-11 | Lokalmiljø (Telemark, Norway) |
| Common Swift (Apus apus) | | 2006-05-23 | 2006-05-21 | Lokalmiljø (Telemark, Norway) |
| Pied Flycatcher (Ficedula hypoleuca) | | 2006-05-09 | 2006-05-09 | Lokalmiljø (Telemark, Norway) |
| Downy Birch (Betula pubescens) | | 2006-05-09 | 2006-05-05 | Lokalmiljø (Telemark, Norway) |
| White Wagtail (Motacilla alba) | | 2006-04-13 | 2006-04-11 | Lokalmiljø (Telemark, Norway) |
| Fieldfare (Turdus pilaris) | | 2006-04-08 | 2006-04-07 | Lokalmiljø (Telemark, Norway) |
| Northern Lapwing (Vanellus vanellus) | | 2006-04-08 | 2006-04-07 | Lokalmiljø (Telemark, Norway) |
| Chaffinch (Fringilla coelebs) | | 2006-04-08 | 2006-04-03 | Lokalmiljø (Telemark, Norway) |
| European Starling (Sturnus vulgaris) | | 2006-04-08 | 2006-04-06 | Lokalmiljø (Telemark, Norway) |
| European Starling (Sturnus vulgaris) | | 2005-05-31 | 2005-03-24 | Lokalmiljø (Telemark, Norway) |
| Common Swift (Apus apus) | | 2005-05-31 | 2005-05-23 | Lokalmiljø (Telemark, Norway) |
| Willow Warbler (Phylloscopus trochilus) | | 2005-05-06 | 2005-04-30 | Lokalmiljø (Telemark, Norway) |
| Lesser Whitethroat (Sylvia curruca) | | 2005-05-06 | 2005-04-30 | Lokalmiljø (Telemark, Norway) |
| Downy Birch (Betula pubescens) | | 2005-05-06 | 2005-05-02 | Lokalmiljø (Telemark, Norway) |
| Pied Flycatcher (Ficedula hypoleuca) | | 2005-05-06 | 2005-05-05 | Lokalmiljø (Telemark, Norway) |
| European Starling (Sturnus vulgaris) | | 2005-05-06 | 2005-03-24 | Lokalmiljø (Telemark, Norway) |
| Chiffchaff (Phylloscopus collybita) | | 2005-05-06 | 2005-04-24 | Lokalmiljø (Telemark, Norway) |
| White Wagtail (Motacilla alba) | | 2005-04-26 | 2005-04-12 | Lokalmiljø (Telemark, Norway) |
| Pied Flycatcher (Ficedula hypoleuca) | | 2004-05-06 | 2004-05-02 | Lokalmiljø (Telemark, Norway) |
| House Martin (Delichon urbicum) | | 2004-05-06 | 2004-05-02 | Lokalmiljø (Telemark, Norway) |
| Downy Birch (Betula pubescens) | | 2004-05-06 | 2004-04-24 | Lokalmiljø (Telemark, Norway) |
| White Wagtail (Motacilla alba) | | 2004-05-06 | 2004-04-10 | Lokalmiljø (Telemark, Norway) |
Sustain.no is provided by the Norwegian Centre for Science Education