Quadrigula sp.
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Hegglandsvatnet | Vestland, Norway | 1 | 1 | 0 | 1991-09-12 | |
| Kjemsjøen | Innlandet, Norway | 1 | 1 | 0 | 1991-09-05 | |
| Rundvannet | Troms, Norway | 1 | 1 | 0 | 1991-06-18 | |
| Stavsjø | Innlandet, Norway | 1 | 1 | 0 | 1991-10-14 | |
| Svanevatnet | Rogaland, Norway | 1 | 1 | 0 | 1991-06-18 | |
| Tornesvatnet | Rogaland, Norway | 2 | 1 | 0 | 1991-05-30 | |
| Øvre Storfjordvatnet | Nordland, Norway | 1 | 1 | 0 | 1989-09-01 |