Scenedesmus quadricauda
| Participant | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. |
|---|---|---|---|---|---|
| Ås videregående skole | Akershus, Norway | 4 | 1 | 0 | 1994-09-08 |
| Stabekk videregående skole | Akershus, Norway | 3 | 1 | 0 | 1994-09-20 |
| Ski videregående skole | Akershus, Norway | 2 | 1 | 0 | 1993-09-19 |
| Meløy videregående skole/Avd Ørnes | Nordland, Norway | 1 | 1 | 0 | 1993-06-11 |
| Valler videregående skole | Akershus, Norway | 1 | 1 | 0 | 1989-09-07 |
| Bømlo vidaregåande skule | Vestland, Norway | 1 | 1 | 0 | 1990-08-15 |
| Trondheim katedralskole | Trøndelag, Norway | 1 | 1 | 0 | 1989-09-04 |
| Herøy vidaregående skule | Møre og Romsdal, Norway | 1 | 1 | 0 | 1989-09-25 |
| Malvik videregående skole | Trøndelag, Norway | 1 | 1 | 0 | 1993-06-11 |
| Vest-Lofoten videregående skole / Lofoten Maritime Fagskole | Nordland, Norway | 1 | 1 | 0 | 1993-09-07 |
| Røyken videregående skole | Akershus, Norway | 1 | 1 | 0 | 1989-09-08 |
| Laksevåg videregående skole | Vestland, Norway | 1 | 1 | 0 | 1989-09-18 |
| Tønsberg gymnas | Vestfold, Norway | 1 | 1 | 0 | 1989-09-13 |