Staurodesmus incus
| Participant | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. |
|---|---|---|---|---|---|
| Vest-Lofoten videregående skole / Lofoten Maritime Fagskole | Nordland, Norway | 1 | 1 | 0 | 1994-09-05 |
| Hadeland videregående skole/Avdeling Brandbu | Innlandet, Norway | 1 | 1 | 0 | 1989-08-29 |
| Malvik videregående skole | Trøndelag, Norway | 1 | 1 | 0 | 1993-06-11 |