Scenedesmus arcuatus
| Participant | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. |
|---|---|---|---|---|---|
| Levanger videregående skole | Trøndelag, Norway | 3 | 1 | 0 | 1994-06-18 |
| Hustadvika vidaregåande skole | Møre og Romsdal, Norway | 3 | 1 | 0 | 1993-06-16 |
| Manglerud videregående skole | Oslo, Norway | 2 | 1 | 0 | 1990-06-05 |
| Vardafjell videregående skole | Rogaland, Norway | 2 | 1 | 0 | 1994-09-12 |
| Gimle videregående skole | Agder, Norway | 1 | 1 | 0 | 1990-06-26 |
| Dalane videregående skole | Rogaland, Norway | 1 | 1 | 0 | 1989-09-04 |
| Flekkefjord vgs | Agder, Norway | 1 | 1 | 0 | 1994-05-25 |