Cerastis rubricosa (Red Chestnut)
| Participant | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. |
|---|
| Leiv Tommas Haugen | Rogaland, Norway | 10 | 1 | 0 | 2011-04-30 |
| Alf Tore Mjøs | Rogaland, Norway | 10 | 1 | 1 | 2011-04-30 |
| Frode Falkenberg | Vestland, Norway | 8 | 1 | 1 | 2011-04-30 |
| Kjell Mjølsnes | Rogaland, Norway | 8 | 1 | 0 | 2011-04-30 |
| John Skartveit | Vestland, Norway | 7 | 1 | 2 | 2011-04-25 |
| Even Mjaaland | Rogaland, Norway | 7 | 1 | 2 | 2011-04-30 |
| Rune Voie | Vestland, Norway | 6 | 1 | 0 | 2011-04-30 |
| Nils Rogn | Innlandet, Norway | 6 | 1 | 1 | 2011-04-25 |
| Svein Sellevold Bekkum | Nordland, Norway | 5 | 1 | 1 | 2011-04-28 |
| Olav Krogsæter | Vestland, Norway | 3 | 1 | 2 | 2011-04-27 |
| Trond Einar Brobakk | Trøndelag, Norway | 2 | 1 | 1 | 2011-04-30 |
| Geirr O Pedersen | Akershus, Norway | 1 | 1 | 0 | 2011-04-17 |
| John Grønning | Rogaland, Norway | 1 | 1 | 0 | 2011-04-23 |
| Richard Cope | Agder, Norway | 1 | 1 | 0 | 2011-04-15 |