Xanthorhoe spadicearia (Red Twin-spot Carpet)
| Participant | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. |
|---|
| Even Mjaaland | Rogaland, Norway | 34 | 1 | 1 | 2017-07-14 |
| Ivar Stormo | Østfold, Norway | 32 | 1 | 3 | 2019-08-31 |
| John Stenersen | Nordland, Norway | 31 | 1 | 12 | 2023-08-15 |
| Kjell Mjølsnes | Rogaland, Norway | 29 | 1 | 2 | 2017-07-26 |
| Svein Sellevold Bekkum | Nordland, Norway | 27 | 1 | 2 | 2019-06-15 |
| Leiv Tommas Haugen | Rogaland, Norway | 20 | 1 | 0 | 2021-06-27 |
| Nils Rogn | Innlandet, Norway | 13 | 1 | 5 | 2019-06-20 |
| Dag O. Bollingmo | Trøndelag, Norway | 12 | 1 | 4 | 2013-07-01 |
| Frode Falkenberg | Vestland, Norway | 5 | 1 | 2 | 2019-05-21 |
| Eivind Nielsen | Rogaland, Norway | 4 | 1 | 0 | 2016-07-25 |
| Fredrik Birkeland | Rogaland, Norway | 3 | 1 | 1 | 2016-06-06 |
| Alf Tore Mjøs | Rogaland, Norway | 3 | 1 | 3 | 2020-06-13 |
| Pål Mølnvik | Trøndelag, Norway | 2 | 1 | 1 | 2013-07-06 |
| John Skartveit | Vestland, Norway | 2 | 1 | 2 | 2023-08-06 |
| John Grønning | Rogaland, Norway | 2 | 1 | 2 | 2016-06-15 |
| Dag Øivind Ingierd | Akershus, Norway | 2 | 1 | 2 | 2013-05-20 |
| Geirr O Pedersen | Akershus, Norway | 2 | 1 | 1 | 2011-06-08 |
| Kjell Tore Vogsland | Telemark, Norway | 2 | 1 | 1 | 2008-07-27 |
| Bjørn Pettersen | Innlandet, Norway | 1 | 1 | 1 | 2010-06-10 |
| Øyvind Stickler | Vestfold, Norway | 1 | 1 | 1 | 2021-08-11 |
| Michael Fredriksen | Vestland, Norway | 1 | 1 | 1 | 2019-06-15 |
| Tom Roger Østerås | Trøndelag, Norway | 1 | 1 | 1 | 2018-06-03 |
| Anders Lundberg | Vestland, Norway | 1 | 1 | 0 | 2016-08-06 |