Hydriomena
| Participant | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. |
|---|
| Frode Falkenberg | Vestland, Norway | 13 | 1 | 0 | 2012-08-20 |
| John Skartveit | Vestland, Norway | 13 | 1 | 2 | 2012-08-29 |
| Kjell Mjølsnes | Rogaland, Norway | 12 | 1 | 0 | 2012-08-26 |
| Sissel og Nigel Goodgame | Vestland, Norway | 9 | 1 | 4 | 2012-08-23 |
| Nils Rogn | Innlandet, Norway | 6 | 1 | 1 | 2012-08-26 |
| Alf Tore Mjøs | Rogaland, Norway | 6 | 1 | 0 | 2012-08-25 |
| Olav Krogsæter | Vestland, Norway | 5 | 1 | 0 | 2012-08-13 |
| Even Mjaaland | Rogaland, Norway | 3 | 1 | 0 | 2012-08-28 |
| John Stenersen | Nordland, Norway | 3 | 1 | 9 | 2012-08-30 |
| Eivind Nielsen | Rogaland, Norway | 2 | 1 | 1 | 2012-08-12 |
| Turid og Jarle Bakken | Møre og Romsdal, Norway | 2 | 1 | 2 | 2012-08-30 |
| Øyvind Stickler | Vestfold, Norway | 1 | 1 | 0 | 2012-08-04 |
| Trond Einar Brobakk | Trøndelag, Norway | 1 | 1 | 1 | 2012-08-12 |