Phylloscopus trochilus (Willow Warbler)
| Participant | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. |
|---|---|---|---|---|---|
| NOF Hordaland | Vestland, Norway | 71 | 1 | 0 | 2008-05-11 |
| Stryn vidaregåande skule | Vestland, Norway | 30 | 1 | 0 | 2020-05-27 |
| Meldal Ungdomsskole/løkken barneskole | Trøndelag, Norway | 30 | 1 | 0 | 2016-05-09 |
| Alta ungdomsskole | Finnmark, Norway | 24 | 1 | 0 | 2024-05-18 |
| Vestre Jakobselv skole | Finnmark, Norway | 22 | 1 | 0 | 2023-05-23 |
| Ottar Sætre | Møre og Romsdal, Norway | 22 | 1 | 0 | 2024-05-01 |
| Arne Kjell Askeland | Rogaland, Norway | 15 | 1 | 0 | 2023-05-16 |
| Kurt Erland | Vestland, Norway | 15 | 1 | 0 | 2015-05-31 |
| Kaldfjord skole | Troms, Norway | 15 | 1 | 0 | 2014-06-12 |
| Alta oppvekstkontor | Finnmark, Norway | 14 | 1 | 0 | 2015-05-31 |
| Frede Thorsheim | Vestland, Norway | 14 | 1 | 0 | 2023-06-03 |
| Gunnar Hamre | Vestland, Norway | 14 | 1 | 0 | 2023-05-13 |
| Kristian Moen | Finnmark, Norway | 14 | 1 | 0 | 2023-05-20 |
| Frode Falkenberg | Vestland, Norway | 12 | 1 | 0 | 2014-08-14 |
| Eli Brattland | Nordland, Norway | 11 | 1 | 0 | 2019-05-22 |
| John Skjelseth | Innlandet, Norway | 11 | 1 | 0 | 2022-05-20 |
| Linda Jasmin Skålvik | Trøndelag, Norway | 10 | 1 | 0 | 2023-05-28 |
| Trond Helge Jensen | Troms, Norway | 10 | 1 | 0 | 2017-06-05 |
| Maren Erland | Vestland, Norway | 10 | 1 | 0 | 2013-09-15 |
| Nils Battin | Agder, Norway | 9 | 1 | 0 | 2024-04-26 |
| Aage Kvendseth | Vestland, Norway | 9 | 1 | 0 | 2021-05-16 |
| Frøydis Mathiesen | Buskerud, Norway | 9 | 1 | 0 | 2018-04-27 |
| Pasvik skole | Finnmark, Norway | 9 | 1 | 0 | 2013-08-26 |
| Olaf Hunsdal | Troms, Norway | 9 | 1 | 0 | 2013-05-23 |
| Frank Markussen | Nordland, Norway | 8 | 1 | 0 | 2019-08-05 |
| Roy Kollersen | Nordland, Norway | 8 | 1 | 0 | 2018-04-26 |
| Hjalmar Larsen | Troms, Norway | 8 | 1 | 0 | 2022-05-29 |
| Aina Bente Jonsdatter Strand | Innlandet, Norway | 7 | 1 | 0 | 2016-05-03 |
| Elvetun skole | Finnmark, Norway | 7 | 1 | 0 | 2013-06-06 |
| Leif Christian Torsøe | Agder, Norway | 6 | 1 | 0 | 2017-04-25 |
| Tor Larsen | Østfold, Norway | 6 | 1 | 1 | 2010-05-22 |
| Rolf F.Hansen | Vestland, Norway | 6 | 1 | 0 | 2016-05-15 |
| Nina Svae Johansen | Akershus, Norway | 6 | 1 | 0 | 2020-05-29 |
| Unni R. Bjerke Gamst | Troms, Norway | 6 | 1 | 0 | 2012-05-21 |
| Victor Boullet | Akershus, Norway | 6 | 1 | 0 | 2018-05-11 |
| Bård Johan Olsen | Nordland, Norway | 6 | 1 | 0 | 2022-04-25 |
| Bovild Staabystrand | Agder, Norway | 6 | 1 | 0 | 2018-04-22 |
| Martin Andreas Ressem Målø | Trøndelag, Norway | 6 | 1 | 0 | 2021-05-02 |
| Rolf Lennart Sætermo | Nordland, Norway | 5 | 1 | 0 | 2023-05-29 |
| Rolf Eric Seljevold | Nordland, Norway | 5 | 1 | 0 | 2023-05-25 |
| Bioforsk Svanhovd | Finnmark, Norway | 5 | 1 | 0 | 2020-05-27 |
| Lance Græger | Innlandet, Norway | 5 | 1 | 0 | 2019-04-19 |
| Korsfjord Oppvekstsenter/Avdeling skole | Finnmark, Norway | 5 | 1 | 0 | 2007-05-24 |
| Bjørg Vaage | Akershus, Norway | 5 | 1 | 0 | 2023-06-07 |
| Rogne skule | Innlandet, Norway | 5 | 1 | 0 | 2009-09-07 |
| Søreide skole | Vestland, Norway | 4 | 1 | 0 | 2014-06-04 |
| Erik Grette | Buskerud, Norway | 4 | 1 | 0 | 2024-05-07 |
| Geir H. Stølen | Agder, Norway | 4 | 1 | 0 | 2024-05-12 |
| Edin Reinholtsen | Nordland, Norway | 4 | 1 | 0 | 2020-06-09 |
| helen lorraine jacobsen | Buskerud, Norway | 4 | 1 | 0 | 2016-09-14 |