Hydriomena
| Participant | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. |
|---|
| Frode Falkenberg | Vestland, Norway | 19 | 1 | 0 | 2011-08-25 |
| Ola Moen | Vestland, Norway | 15 | 1 | 3 | 2011-08-25 |
| Even Mjaaland | Rogaland, Norway | 9 | 1 | 0 | 2011-08-30 |
| Geirr O Pedersen | Akershus, Norway | 8 | 1 | 0 | 2011-08-13 |
| Nils Rogn | Innlandet, Norway | 8 | 1 | 2 | 2011-08-23 |
| John Skartveit | Vestland, Norway | 7 | 1 | 2 | 2011-08-31 |
| Svein Sellevold Bekkum | Nordland, Norway | 7 | 1 | 0 | 2011-08-26 |
| Eivind Nielsen | Rogaland, Norway | 5 | 1 | 0 | 2011-08-16 |
| Kjell Mjølsnes | Rogaland, Norway | 5 | 1 | 0 | 2011-08-25 |
| Alf Tore Mjøs | Rogaland, Norway | 5 | 1 | 0 | 2011-08-25 |
| Olav Krogsæter | Vestland, Norway | 4 | 1 | 0 | 2011-08-29 |
| Leiv Tommas Haugen | Rogaland, Norway | 4 | 1 | 0 | 2011-08-20 |
| Sissel og Nigel Goodgame | Vestland, Norway | 3 | 1 | 1 | 2011-08-03 |
| Øyvind Stickler | Vestfold, Norway | 2 | 1 | 0 | 2011-08-27 |
| Dag Øivind Ingierd | Akershus, Norway | 2 | 1 | 2 | 2011-08-23 |
| Dag O. Bollingmo | Trøndelag, Norway | 1 | 1 | 0 | 2011-08-27 |
| Rune Voie | Vestland, Norway | 1 | 1 | 0 | 2011-08-12 |
| Olav Julsrud | Oslo, Norway | 1 | 1 | 0 | 2011-08-03 |