Castanea (Chestnut)
| Participant | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. |
|---|---|---|---|---|---|
| Kjell Arne Olsen | Vestfold, Norway | 3 | 2 | 0 | 2022-05-11 |
| Per Torgersen | Akershus, Norway | 2 | 1 | 0 | 2017-06-05 |
| Ingar Granholt | Vestfold, Norway | 2 | 2 | 0 | 2007-04-09 |
| Ole Andreas Brekkemoen | Agder, Norway | 1 | 1 | 0 | 2020-04-18 |
| Nygård skole | Vestland, Norway | 1 | 1 | 1 | 2006-09-05 |
| Brønnerud skole | Akershus, Norway | 1 | 1 | 0 | 2014-04-22 |
| Bodin videregående skole | Nordland, Norway | 1 | 1 | 0 | 2021-08-27 |