Hydriomena
| Participant | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. |
|---|
| Svein Sellevold Bekkum | Nordland, Norway | 52 | 3 | 4 | 2010-09-23 |
| Frode Falkenberg | Vestland, Norway | 44 | 3 | 0 | 2010-09-10 |
| Michael Fredriksen | Vestland, Norway | 32 | 1 | 2 | 2010-09-10 |
| Even Mjaaland | Rogaland, Norway | 30 | 3 | 1 | 2010-09-21 |
| Olav Krogsæter | Vestland, Norway | 23 | 2 | 2 | 2010-09-11 |
| Kjell Mjølsnes | Rogaland, Norway | 18 | 2 | 0 | 2010-09-24 |
| John Skartveit | Vestland, Norway | 16 | 1 | 3 | 2010-09-18 |
| Leiv Tommas Haugen | Rogaland, Norway | 15 | 1 | 0 | 2010-09-12 |
| Alf Tore Mjøs | Rogaland, Norway | 11 | 1 | 2 | 2010-09-08 |
| Lars-Henrik Jensen | Vestland, Norway | 6 | 1 | 6 | 2010-08-21 |
| Dag O. Bollingmo | Trøndelag, Norway | 5 | 2 | 1 | 2010-08-27 |
| Rune Voie | Vestland, Norway | 5 | 1 | 0 | 2010-09-04 |
| Pål Mølnvik | Trøndelag, Norway | 3 | 1 | 2 | 2010-07-06 |
| Marte Falkenberg | Vestland, Norway | 2 | 1 | 0 | 2010-07-29 |
| Øyvind Stickler | Vestfold, Norway | 2 | 1 | 2 | 2010-08-20 |
| Trond Einar Brobakk | Trøndelag, Norway | 1 | 1 | 1 | 2010-07-30 |
| Egil Frantzen | Vestland, Norway | 1 | 1 | 1 | 2010-08-06 |
| Sissel og Nigel Goodgame | Vestland, Norway | 1 | 1 | 0 | 2010-08-09 |
| Olav Julsrud | Oslo, Norway | 1 | 1 | 1 | 2010-08-14 |
| Roger Oseid | Innlandet, Norway | 1 | 1 | 1 | 2010-09-10 |
| Bjørn Pettersen | Innlandet, Norway | 1 | 1 | 0 | 2010-08-18 |
| Kjell Tore Vogsland | Telemark, Norway | 1 | 1 | 1 | 2010-05-14 |