Cochylis nana (Birch Conch)
| Participant | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. |
|---|
| Even Mjaaland | Rogaland, Norway | 14 | 1 | 5 | 2016-05-26 |
| Leiv Tommas Haugen | Rogaland, Norway | 10 | 1 | 0 | 2021-06-21 |
| Frode Falkenberg | Vestland, Norway | 8 | 1 | 4 | 2016-09-17 |
| Olav Krogsæter | Vestland, Norway | 6 | 1 | 4 | 2012-05-27 |
| Kjell Mjølsnes | Rogaland, Norway | 5 | 1 | 2 | 2010-07-06 |
| Ivar Stormo | Østfold, Norway | 2 | 1 | 1 | 2019-06-10 |
| Svein Sellevold Bekkum | Nordland, Norway | 2 | 1 | 1 | 2011-05-21 |
| Michael Fredriksen | Vestland, Norway | 1 | 1 | 1 | 2010-07-06 |
| Trond Einar Brobakk | Trøndelag, Norway | 1 | 1 | 1 | 2010-06-10 |
| Ola Moen | Vestland, Norway | 1 | 1 | 0 | 2011-06-14 |
| Nils Rogn | Innlandet, Norway | 1 | 1 | 1 | 2020-06-14 |
| Kjell Tore Vogsland | Telemark, Norway | 1 | 1 | 1 | 2010-06-16 |