| Willow Warbler (Phylloscopus trochilus) | | 2020-05-12 | 2020-05-12 | | Vassmoen, Lauvøya (Trøndelag, Norway) | |
| Willow Warbler (Phylloscopus trochilus) | | 2020-05-11 | 2020-05-11 | | Rakkestad, i prestegårdsfeltet (Østfold, Norway) | |
| Willow Warbler (Phylloscopus trochilus) | | 2020-05-10 | 2020-05-10 |  | Rena og omegn (Innlandet, Norway) | |
| Willow Warbler (Phylloscopus trochilus) | | 2020-05-10 | 2020-05-08 | | Rollag Boligfelt (Buskerud, Norway) | |
| Willow Warbler (Phylloscopus trochilus) | | 2020-05-08 | 2020-05-08 | | Gisnadalen (Trøndelag, Norway) | |
| Willow Warbler (Phylloscopus trochilus) | | 2020-05-05 | 2020-05-05 | | Vaksvik (Møre og Romsdal, Norway) | |
| Willow Warbler (Phylloscopus trochilus) | | 2020-05-05 | 2020-05-05 | | Vaksvik (Møre og Romsdal, Norway) | |
| Willow Warbler (Phylloscopus trochilus) | | 2020-05-05 | 2019-08-04 | | Espedalsvegen 744 (Innlandet, Norway) |  |
| Willow Warbler (Phylloscopus trochilus) | | 2020-05-04 | 2020-04-28 | | Hage, Spillum (Trøndelag, Norway) | |
| Willow Warbler (Phylloscopus trochilus) | | 2020-05-04 | 2020-05-01 | | Sætermo (Nordland, Norway) | |
| Willow Warbler (Phylloscopus trochilus) | | 2020-05-03 | 2020-05-01 | | Vadanesset 1 (Trøndelag, Norway) | |
| Chiffchaff (Phylloscopus collybita) | | 2020-05-02 | 2020-05-02 | | Grunnreisa (Troms, Norway) | |
| Chiffchaff (Phylloscopus collybita) | | 2020-05-02 | 2020-05-02 | | Grunnreisa (Troms, Norway) | |
| Willow Warbler (Phylloscopus trochilus) | | 2020-05-02 | 2020-01-26 | | Seljeslyngen 25 (Akershus, Norway) | |
| Willow Warbler (Phylloscopus trochilus) | | 2020-05-01 | 2019-05-15 | | Espedalsvegen 744 (Innlandet, Norway) | |
| Willow Warbler (Phylloscopus trochilus) | | 2020-04-26 | 2020-04-26 | | Frakkagjerd (Rogaland, Norway) | |
| Chiffchaff (Phylloscopus collybita) | | 2020-04-26 | 2020-04-20 | | Lappland (Innlandet, Norway) | |
| Chiffchaff (Phylloscopus collybita) | | 2020-04-26 | 2020-04-24 | | Flostrand (Nordland, Norway) | |
| Willow Warbler (Phylloscopus trochilus) | | 2020-04-22 | 2020-04-22 | | Nes Verk rundt (Agder, Norway) | |
| Chiffchaff (Phylloscopus collybita) | | 2020-04-22 | 2020-04-19 | | Sætrejordet (Telemark, Norway) | |
| Chiffchaff (Phylloscopus collybita) | | 2020-04-21 | 2020-04-21 | | Vaksvik (Møre og Romsdal, Norway) | |
| Chiffchaff (Phylloscopus collybita) | | 2020-04-21 | 2020-04-21 | | Vaksvik (Møre og Romsdal, Norway) | |
| Chiffchaff (Phylloscopus collybita) | | 2020-04-21 | 2020-04-21 | | Kleivneset (Nordland, Norway) | |
| Chiffchaff (Phylloscopus collybita) | | 2020-04-20 | 2020-04-09 | | Kinabyen, Brumunddal (Innlandet, Norway) | |
| Chiffchaff (Phylloscopus collybita) | | 2020-04-19 | 2020-04-18 | | Ytre Hamre (Vestland, Norway) | |
| Chiffchaff (Phylloscopus collybita) | | 2020-04-13 | 2020-04-13 | | Nes Verk rundt (Agder, Norway) | |
| Chiffchaff (Phylloscopus collybita) | | 2020-04-12 | 2020-04-12 | | Aasmund Vinjesgt 17 (Agder, Norway) | |
| Chiffchaff (Phylloscopus collybita) | | 2020-04-12 | 2020-04-12 | | Aasmund Vinjesgt 17 (Agder, Norway) | |
| Chiffchaff (Phylloscopus collybita) | | 2020-04-11 | 2020-04-10 | | Frakkagjerd (Rogaland, Norway) | |
| Chiffchaff (Phylloscopus collybita) | | 2020-04-11 | 2020-04-10 | | Frakkagjerd (Rogaland, Norway) | |
| Chiffchaff (Phylloscopus collybita) | | 2020-04-11 | 2020-04-11 | | Rena og omegn (Innlandet, Norway) | |
| Chiffchaff (Phylloscopus collybita) | | 2020-04-11 | 2020-04-11 | | Rena og omegn (Innlandet, Norway) | |
| Chiffchaff (Phylloscopus collybita) | | 2020-04-11 | 2020-04-11 | | Rena og omegn (Innlandet, Norway) | |
| Chiffchaff (Phylloscopus collybita) | | 2020-04-11 | 2020-04-11 | | Rena og omegn (Innlandet, Norway) | |
| Chiffchaff (Phylloscopus collybita) | | 2020-04-11 | 2020-04-10 | | Lappland (Innlandet, Norway) | |
| Chiffchaff (Phylloscopus collybita) | | 2020-04-11 | 2020-04-10 | | Lappland (Innlandet, Norway) | |
| Chiffchaff (Phylloscopus collybita) | | 2020-04-10 | 2020-04-06 | | Myragutua 23 (Akershus, Norway) | |
| Chiffchaff (Phylloscopus collybita) | | 2020-04-10 | 2020-04-06 | | Myragutua 23 (Akershus, Norway) | |
| Chiffchaff (Phylloscopus collybita) | | 2019-11-28 | 2019-04-16 | | Ruset (Møre og Romsdal, Norway) | |
| Chiffchaff (Phylloscopus collybita) | | 2019-11-17 | 2019-10-20 | | Strand Tønsnes (Troms, Norway) | |
| Chiffchaff (Phylloscopus collybita) | | 2019-10-27 | 2019-04-08 | | Skaarlistien (Rogaland, Norway) | |
| Chiffchaff (Phylloscopus collybita) | | 2019-10-27 | 2019-04-01 | | Skaarlistien (Rogaland, Norway) | |
| Chiffchaff (Phylloscopus collybita) | | 2019-10-27 | 2018-11-12 | | Skaarlistien (Rogaland, Norway) | |
| Chiffchaff (Phylloscopus collybita) | | 2019-08-11 | 2019-08-02 | | Nordre Roven. (Akershus, Norway) | |
| Willow Warbler (Phylloscopus trochilus) | | 2019-08-05 | 2019-08-05 | | Borgvatnet (Nordland, Norway) | |
| Willow Warbler (Phylloscopus trochilus) | | 2019-06-30 | 2019-06-30 | | Burfjord Hage (Troms, Norway) | |
| Willow Warbler (Phylloscopus trochilus) | | 2019-06-29 | 2019-06-28 | | Borgvatnet (Nordland, Norway) | |
| Chiffchaff (Phylloscopus collybita) | | 2019-06-21 | 2019-06-21 | | Burfjord Hage (Troms, Norway) | |
| Willow Warbler (Phylloscopus trochilus) | | 2019-06-21 | 2019-06-21 | | Burfjord Hage (Troms, Norway) | |
| Willow Warbler (Phylloscopus trochilus) | | 2019-06-13 | 2019-06-12 | | Borgvatnet (Nordland, Norway) | |
Sustain.no is provided by the Norwegian Centre for Science Education