Operophtera
| Participant | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. |
|---|
| Frode Falkenberg | Vestland, Norway | 136 | 2 | 11 | 2023-12-16 |
| Svein Sellevold Bekkum | Nordland, Norway | 109 | 2 | 11 | 2023-12-17 |
| Olav Krogsæter | Vestland, Norway | 75 | 2 | 25 | 2014-12-01 |
| John Skartveit | Vestland, Norway | 57 | 3 | 5 | 2022-11-30 |
| Leiv Tommas Haugen | Rogaland, Norway | 31 | 2 | 2 | 2021-12-31 |
| Pål Mølnvik | Trøndelag, Norway | 28 | 2 | 3 | 2022-10-12 |
| Michael Fredriksen | Vestland, Norway | 28 | 2 | 3 | 2009-12-04 |
| Nils Rogn | Innlandet, Norway | 26 | 2 | 7 | 2022-10-02 |
| John Stenersen | Nordland, Norway | 24 | 2 | 24 | 2014-12-02 |
| Ivar Stormo | Østfold, Norway | 20 | 2 | 8 | 2019-11-13 |
| Lars Erik Johannessen | Østfold, Norway | 16 | 2 | 4 | 2015-10-25 |
| Lars-Henrik Jensen | Vestland, Norway | 15 | 3 | 18 | 2010-06-26 |
| Ole Terland | Vestland, Norway | 14 | 1 | 7 | 2020-11-10 |
| Alf Tore Mjøs | Rogaland, Norway | 14 | 2 | 1 | 2020-11-10 |
| Hans Brubak | Akershus, Norway | 13 | 2 | 12 | 2015-11-07 |
| Kjell Mjølsnes | Rogaland, Norway | 7 | 2 | 0 | 2011-11-22 |
| Stein Rui | Vestfold, Norway | 6 | 1 | 3 | 2017-11-09 |
| Dag L. Fjeldstad | Rogaland, Norway | 5 | 2 | 0 | 2011-01-06 |
| Eivind Nielsen | Rogaland, Norway | 4 | 1 | 0 | 2016-11-14 |
| Kjell Tore Vogsland | Telemark, Norway | 4 | 2 | 4 | 2009-10-08 |
| Sveinung Sigbjørnsen | Vestland, Norway | 4 | 2 | 4 | 2020-10-23 |
| Turid og Jarle Bakken | Møre og Romsdal, Norway | 4 | 2 | 4 | 2022-12-21 |
| Annie og Otto Falkenberg | Trøndelag, Norway | 3 | 1 | 0 | 2009-12-14 |
| Trond S. Gimre | Agder, Norway | 3 | 2 | 0 | 2007-11-02 |
| Dag O. Bollingmo | Trøndelag, Norway | 3 | 2 | 1 | 2015-10-17 |
| Bjarne Andersen | Vestland, Norway | 3 | 1 | 1 | 2007-11-18 |
| Dag Øivind Ingierd | Akershus, Norway | 3 | 2 | 3 | 2022-10-29 |
| Odd Hallaråker | Vestland, Norway | 3 | 1 | 0 | 2007-11-30 |
| Bjørn Pettersen | Innlandet, Norway | 2 | 2 | 2 | 2010-10-06 |
| Even Mjaaland | Rogaland, Norway | 2 | 2 | 1 | 2010-11-16 |
| Håvar Hveding | Rogaland, Norway | 2 | 1 | 1 | 2014-10-23 |
| Øyvind Stickler | Vestfold, Norway | 2 | 2 | 1 | 2021-10-05 |
| Trond Einar Brobakk | Trøndelag, Norway | 2 | 1 | 1 | 2009-10-31 |
| Bjørn M Andersen | Nordland, Norway | 2 | 1 | 2 | 2014-11-10 |
| Arnfinn Rømuld | Rogaland, Norway | 1 | 1 | 1 | 2015-11-28 |
| Langhaugen videregående skole | Vestland, Norway | 1 | 1 | 1 | 2010-09-24 |
| Rune Voie | Vestland, Norway | 1 | 1 | 1 | 2011-12-02 |
| John Martin Mjelde | Oslo, Norway | 1 | 1 | 1 | 2006-10-21 |
| Sissel og Nigel Goodgame | Vestland, Norway | 1 | 1 | 0 | 2014-10-13 |
| Marte Falkenberg | Vestland, Norway | 1 | 1 | 1 | 2008-11-03 |
| Egil Frantzen | Vestland, Norway | 1 | 1 | 1 | 2006-11-19 |
| Anders Lundberg | Vestland, Norway | 1 | 1 | 1 | 2016-11-29 |
| Eli Gates | Akershus, Norway | 1 | 1 | 1 | 2016-06-23 |
| Christer Kamsvåg | Møre og Romsdal, Norway | 1 | 1 | 0 | 2015-11-08 |
| Frank Lyngvær | Trøndelag, Norway | 1 | 1 | 1 | 2019-10-19 |
| Ola Moen | Vestland, Norway | 1 | 1 | 0 | 2014-12-04 |