Cosmarium margaritiferum
| Participant | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. |
|---|---|---|---|---|---|
| Sogndal vidaregåande skule | Vestland, Norway | 2 | 1 | 0 | 1996-09-17 |
| Røyken videregående skole | Akershus, Norway | 1 | 1 | 0 | 1989-09-08 |
| Participant | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. |
|---|---|---|---|---|---|
| Sogndal vidaregåande skule | Vestland, Norway | 2 | 1 | 0 | 1996-09-17 |
| Røyken videregående skole | Akershus, Norway | 1 | 1 | 0 | 1989-09-08 |