Aphanizomenon flos-aquae
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Akersvannet | Vestfold, Norway | 1 | 1 | 0 | 1993-09-16 | |
| Frøylandsvatnet | Rogaland, Norway | 1 | 1 | 0 | 1993-09-29 | |
| Myklebustvannet | Møre og Romsdal, Norway | 2 | 1 | 0 | 1990-06-08 | |
| Årungen | Akershus, Norway | 3 | 1 | 0 | 1991-09-16 |