Species: Gyrinus marinus
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Dælivannet | Akershus, Norway | 1 | 1 | 0 | 1991-09-07 | |
| Haukvatnet | Trøndelag, Norway | 1 | 1 | 0 | 1989-09-22 | |
| Korssjøen | Vestfold, Norway | 1 | 1 | 0 | 1989-09-06 | |
| Sagtjernet | Innlandet, Norway | 4 | 1 | 0 | 1992-09-21 | |
| Stordammen | Akershus, Norway | 1 | 1 | 0 | 1989-09-27 | |
| Årungen | Akershus, Norway | 1 | 1 | 0 | 1997-09-12 |