| Participant | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. |
|---|---|---|---|---|---|
| Even Mjaaland | Rogaland, Norway | 24 | 1 | 2 | 2017-06-16 |
| Ivar Stormo | Viken, Norway | 24 | 1 | 3 | 2019-05-22 |
| Olav Krogsæter | Vestland, Norway | 10 | 1 | 2 | 2014-06-04 |
| Frode Falkenberg | Vestland, Norway | 10 | 1 | 5 | 2021-05-14 |
| Leiv Tommas Haugen | Rogaland, Norway | 8 | 1 | 0 | 2021-05-14 |
| Sveinung Sigbjørnsen | Vestland, Norway | 6 | 1 | 6 | 2022-05-28 |
| Nils Rogn | Innlandet, Norway | 6 | 1 | 4 | 2021-06-09 |
| Dag Øivind Ingierd | Viken, Norway | 6 | 1 | 6 | 2012-05-30 |
| Eivind Nielsen | Rogaland, Norway | 5 | 1 | 1 | 2014-05-28 |
| Svein Bekkum | Innlandet, Norway | 5 | 1 | 3 | 2014-05-19 |
| Øyvind Stickler | Vestfold og Telemark, Norway | 4 | 1 | 3 | 2022-05-22 |
| Kjell Mjølsnes | Rogaland, Norway | 4 | 1 | 2 | 2011-05-10 |
| Alf Tore Mjøs | Rogaland, Norway | 4 | 1 | 2 | 2019-05-20 |
| Lars Erik Johannessen | Viken, Norway | 2 | 1 | 2 | 2010-05-23 |
| Stein Rui | Vestfold og Telemark, Norway | 1 | 1 | 1 | 2018-05-19 |
| Trond Einar Brobakk | Trøndelag, Norway | 1 | 1 | 1 | 2011-05-09 |
| Kjell Tore Vogsland | Vestfold og Telemark, Norway | 1 | 1 | 1 | 2009-05-22 |
| John Grønning | Rogaland, Norway | 1 | 1 | 0 | 2010-06-08 |
| Jan-Erik Olsen | Viken, Norway | 1 | 1 | 1 | 2019-05-18 |
| Morten A. Mjelde | Vestfold og Telemark, Norway | 1 | 1 | 1 | 2007-05-12 |
| Marte Falkenberg | Vestland, Norway | 1 | 1 | 1 | 2009-05-24 |
| John Skartveit | Vestland, Norway | 1 | 1 | 0 | 2014-05-13 |
| Eli Gates | Viken, Norway | 1 | 1 | 1 | 2016-05-18 |
| Geirr O Pedersen | Viken, Norway | 1 | 1 | 0 | 2011-05-12 |
| John Stenersen | Nordland, Norway | 1 | 1 | 1 | 2017-06-03 |