Species: Anabaena flos-aquae
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Hegglandsvatnet | Vestland, Norway | 2 | 1 | 0 | 1993-06-02 | |
| Kjemsjøen | Innlandet, Norway | 1 | 1 | 0 | 1994-06-13 | |
| Mosvatnet | Rogaland, Norway | 2 | 1 | 0 | 1994-09-28 | |
| Storavatnet | Vestland, Norway | 2 | 1 | 0 | 1990-08-15 | |
| Ørsjøen | Innlandet, Norway | 1 | 1 | 0 | 1994-09-22 |