Species: Scenedesmus acutus
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Hammervatnet | Trøndelag, Norway | 2 | 1 | 0 | 1996-10-17 | |
| Tretjønnet | Agder, Norway | 1 | 1 | 0 | 1990-06-26 | |
| Ulfsbakktjønn | Vestfold, Norway | 1 | 1 | 0 | 1996-09-25 | |
| Årungen | Akershus, Norway | 1 | 1 | 0 | 1990-06-15 |
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