Hydriomena impluviata (May Highflyer)
| Participant | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. |
|---|
| Svein Sellevold Bekkum | Nordland, Norway | 81 | 1 | 12 | 2019-05-01 |
| Nils Rogn | Innlandet, Norway | 27 | 1 | 4 | 2023-06-27 |
| Even Mjaaland | Rogaland, Norway | 21 | 1 | 2 | 2017-06-13 |
| Frode Falkenberg | Vestland, Norway | 15 | 1 | 3 | 2019-05-25 |
| Alf Tore Mjøs | Rogaland, Norway | 5 | 1 | 1 | 2016-06-07 |
| Ivar Stormo | Viken, Norway | 4 | 1 | 2 | 2016-06-02 |
| Leiv Tommas Haugen | Rogaland, Norway | 4 | 1 | 0 | 2019-05-19 |
| John Martin Mjelde | Oslo, Norway | 4 | 1 | 1 | 2007-06-21 |
| Dag O. Bollingmo | Trøndelag, Norway | 4 | 1 | 2 | 2015-06-21 |
| Kjell Mjølsnes | Rogaland, Norway | 3 | 1 | 2 | 2011-06-06 |
| John Skartveit | Vestland, Norway | 3 | 1 | 1 | 2022-07-14 |
| Sveinung Sigbjørnsen | Vestland, Norway | 2 | 1 | 1 | 2021-05-14 |
| Olav Krogsæter | Vestland, Norway | 2 | 1 | 1 | 2015-06-09 |
| Kjell Tore Vogsland | Vestfold og Telemark, Norway | 1 | 1 | 1 | 2011-05-13 |
| John Grønning | Rogaland, Norway | 1 | 1 | 1 | 2009-06-12 |
| Bjørn Pettersen | Innlandet, Norway | 1 | 1 | 1 | 2012-07-23 |
| Morten A. Mjelde | Vestfold og Telemark, Norway | 1 | 1 | 0 | 2007-05-12 |