Perizoma affinitata (The Rivulet)
| Participant | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. |
|---|
| Kjell Mjølsnes | Rogaland, Norway | 57 | 1 | 1 | 2017-07-26 |
| Alf Tore Mjøs | Rogaland, Norway | 40 | 1 | 3 | 2023-06-25 |
| Even Mjaaland | Rogaland, Norway | 35 | 1 | 0 | 2017-07-14 |
| Svein Sellevold Bekkum | Nordland, Norway | 21 | 1 | 2 | 2023-06-28 |
| John Skartveit | Vestland, Norway | 17 | 1 | 1 | 2023-08-05 |
| Leiv Tommas Haugen | Rogaland, Norway | 15 | 1 | 2 | 2023-06-08 |
| Ivar Stormo | Østfold, Norway | 13 | 1 | 0 | 2018-07-04 |
| Frode Falkenberg | Vestland, Norway | 5 | 1 | 1 | 2013-06-27 |
| Dag O. Bollingmo | Trøndelag, Norway | 3 | 1 | 2 | 2012-06-22 |
| Nils Rogn | Innlandet, Norway | 3 | 1 | 3 | 2021-06-29 |
| John Stenersen | Nordland, Norway | 3 | 1 | 1 | 2017-08-07 |
| John Grønning | Rogaland, Norway | 2 | 1 | 0 | 2014-06-12 |
| Eivind Nielsen | Rogaland, Norway | 2 | 1 | 0 | 2013-07-25 |
| Michael Fredriksen | Vestland, Norway | 1 | 1 | 1 | 2014-06-13 |
| Pål Mølnvik | Trøndelag, Norway | 1 | 1 | 1 | 2014-06-27 |
| Kjell Tore Vogsland | Telemark, Norway | 1 | 1 | 1 | 2009-06-24 |
| Christer Kamsvåg | Møre og Romsdal, Norway | 1 | 1 | 0 | 2018-06-02 |
| Bjørn Pettersen | Innlandet, Norway | 1 | 1 | 1 | 2010-06-27 |