Observatør Knut-Åge Bergerud
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Rørvikdalen. | Akershus, Norway | 1 | 1 | 1 | 2011-05-12 | |
| Tofteskogen naturreservat | Akershus, Norway | 1 | 1 | 1 | 2011-05-10 |
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Rørvikdalen. | Akershus, Norway | 1 | 1 | 1 | 2011-05-12 | |
| Tofteskogen naturreservat | Akershus, Norway | 1 | 1 | 1 | 2011-05-10 |