Hydriomena
| Participant | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. |
|---|
| Svein Sellevold Bekkum | Nordland, Norway | 13 | 2 | 9 | 2011-05-22 |
| Nils Rogn | Innlandet, Norway | 6 | 2 | 5 | 2011-05-28 |
| Dag O. Bollingmo | Trøndelag, Norway | 3 | 2 | 1 | 2011-05-28 |
| John Skartveit | Vestland, Norway | 3 | 1 | 3 | 2011-05-10 |
| Frode Falkenberg | Vestland, Norway | 2 | 1 | 0 | 2011-05-28 |
| Even Mjaaland | Rogaland, Norway | 2 | 2 | 1 | 2011-05-28 |
| Kjell Tore Vogsland | Telemark, Norway | 1 | 1 | 1 | 2011-05-13 |
| Leiv Tommas Haugen | Rogaland, Norway | 1 | 1 | 0 | 2011-05-11 |
| Dag Øivind Ingierd | Akershus, Norway | 1 | 1 | 1 | 2011-05-13 |
| Geirr O Pedersen | Akershus, Norway | 1 | 1 | 0 | 2011-05-11 |