Phylloscopus collybita (Chiffchaff)
| Participant | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. |
|---|---|---|---|---|---|
| Terje Bjerkan | Trøndelag, Norway | 2 | 1 | 0 | 2013-01-27 |
| Kristin Bay | Akershus, Norway | 2 | 1 | 0 | 2018-04-08 |
| Paal-Magnus Solvang | Nordland, Norway | 2 | 1 | 0 | 2022-03-28 |
| Leif Christian Torsøe | Agder, Norway | 2 | 1 | 0 | 2017-04-10 |
| Anne Line Wathne | Rogaland, Norway | 2 | 1 | 0 | 2015-01-25 |
| Herdis Grønvik | Troms, Norway | 2 | 1 | 0 | 2020-05-02 |
| Harald Westerheim | Vestland, Norway | 2 | 1 | 0 | 2016-04-10 |
| Eva Blom-Bakke | Oslo, Norway | 2 | 1 | 0 | 2024-04-14 |
| Lie | Agder, Norway | 2 | 1 | 0 | 2020-04-12 |
| Einar Balle | Vestland, Norway | 2 | 1 | 0 | 2021-04-13 |
| Hilde Bergljot Gjørvad | Vestland, Norway | 1 | 1 | 0 | 2016-01-29 |
| Grethe Sitter | Trøndelag, Norway | 1 | 1 | 0 | 2007-04-22 |
| Lars-Henrik Jensen | Vestland, Norway | 1 | 1 | 1 | 2014-04-27 |
| Monica Holst-Olsen | Finnmark, Norway | 1 | 1 | 0 | 2023-05-20 |
| Frode Øen | Buskerud, Norway | 1 | 1 | 0 | 2018-04-21 |
| Liv Hilmarsen | Innlandet, Norway | 1 | 1 | 0 | 2010-04-29 |
| Sigrid Øiumshaugen | Innlandet, Norway | 1 | 1 | 0 | 2013-04-21 |
| Bjørn Wang | Møre og Romsdal, Norway | 1 | 1 | 0 | 2010-04-10 |
| Åshild Horseide Svenke | Trøndelag, Norway | 1 | 1 | 0 | 2019-04-22 |
| Guttorm Erstad | Møre og Romsdal, Norway | 1 | 1 | 0 | 2010-05-08 |
| Tord Elvsveen | Innlandet, Norway | 1 | 1 | 0 | 2010-04-25 |
| Odd Hasselberg | Nordland, Norway | 1 | 1 | 0 | 2013-05-04 |
| Torgrim Elvsveen | Innlandet, Norway | 1 | 1 | 0 | 2010-04-25 |
| Vigdis Landsem Paulsen | Nordland, Norway | 1 | 1 | 0 | 2007-04-23 |
| Ketil Kroksæter | Trøndelag, Norway | 1 | 1 | 0 | 2012-06-03 |
| Brynjar Wikeland | Troms, Norway | 1 | 1 | 0 | 2018-04-18 |
| Martin Andreas Ressem Målø | Trøndelag, Norway | 1 | 1 | 0 | 2014-04-22 |
| Kari Viken Olsen | Trøndelag, Norway | 1 | 1 | 0 | 2009-04-14 |
| Lillian Hegseth | Trøndelag, Norway | 1 | 1 | 0 | 2010-04-16 |
| Mari Kjennbakken | Telemark, Norway | 1 | 1 | 1 | 2016-04-07 |
| Tom Johansson | Vestfold, Norway | 1 | 1 | 0 | 2007-05-04 |
| Arvid Hindseth | Trøndelag, Norway | 1 | 1 | 0 | 2007-04-17 |
| Rolf Lennart Sætermo | Nordland, Norway | 1 | 1 | 0 | 2019-04-25 |
| Lars Slettom | Trøndelag, Norway | 1 | 1 | 0 | 2007-04-23 |
| Torbjørn Hestnes | Trøndelag, Norway | 1 | 1 | 0 | 2016-04-17 |
| Kent Ingvar Haakerud | Innlandet, Norway | 1 | 1 | 0 | 2013-04-21 |
| Robert Larsen | Telemark, Norway | 1 | 1 | 0 | 2020-04-22 |
| Arve Henningsen | Nordland, Norway | 1 | 1 | 0 | 2009-04-23 |
| Eva Blom-Bakke | Oslo, Norway | 1 | 1 | 0 | 2021-04-19 |
| Linda Jasmin Skålvik | Trøndelag, Norway | 1 | 1 | 0 | 2017-05-06 |
| May-Lene Meyer | Nordland, Norway | 1 | 1 | 0 | 2016-05-03 |
| Lance Græger | Innlandet, Norway | 1 | 1 | 0 | 2012-05-03 |
| Tor Erik Standal | Møre og Romsdal, Norway | 1 | 1 | 0 | 2019-04-16 |
| Guri Bjørndal | Trøndelag, Norway | 1 | 1 | 0 | 2012-06-02 |
| Trine Lunde | Rogaland, Norway | 1 | 1 | 0 | 2021-05-15 |
| Ragnar Heian | Vestfold, Norway | 1 | 1 | 0 | 2012-04-15 |
| Kristin Kolåseter | Trøndelag, Norway | 1 | 1 | 0 | 2024-04-14 |
| Vigdis S. Nygaard | Akershus, Norway | 1 | 1 | 0 | 2014-10-01 |
| Tor Arne Osbak | Østfold, Norway | 1 | 1 | 0 | 2023-04-10 |
| Leif Holmstrand | Nordland, Norway | 1 | 1 | 0 | 2020-04-21 |