Staurastrum planctonicum
| Participant | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. |
|---|---|---|---|---|---|
| Meløy videregående skole/Avd Ørnes | Nordland, Norway | 1 | 1 | 0 | 1991-06-05 |
| Ski videregående skole | Akershus, Norway | 1 | 1 | 0 | 1993-09-19 |
| Senja videregående skole | Troms, Norway | 1 | 1 | 0 | 1994-09-16 |