Naviculaceae
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Husavatnet | Vestland, Norway | 1 | 1 | 0 | 1990-09-20 | |
| Reiarsvatnet | Rogaland, Norway | 1 | 1 | 0 | 1990-06-07 | |
| Stavsjø | Innlandet, Norway | 1 | 1 | 0 | 1990-06-02 | |
| Tornesvatnet | Rogaland, Norway | 3 | 3 | 0 | 1989-09-07 | |
| Årungen | Akershus, Norway | 1 | 1 | 0 | 1990-09-17 |