Tanytarsus
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Arkavatnet | Rogaland, Norway | 1 | 1 | 0 | 1990-09-25 | |
| Dælivannet | Akershus, Norway | 1 | 1 | 0 | 1989-09-07 | |
| Gravdalsvatnet | Vestland, Norway | 1 | 1 | 0 | 1989-09-18 | |
| Hammervatnet | Trøndelag, Norway | 1 | 1 | 0 | 1991-06-18 | |
| Hjørungdalsvatnet | Møre og Romsdal, Norway | 3 | 3 | 0 | 1991-10-23 | |
| Husavatnet | Vestland, Norway | 1 | 1 | 0 | 1989-09-28 | |
| Håskjoldtjern | Møre og Romsdal, Norway | 1 | 1 | 0 | 1990-09-27 | |
| Illestadvatnet | Vestfold, Norway | 1 | 1 | 0 | 2002-08-27 | |
| Imetjønn | Agder, Norway | 1 | 1 | 0 | 1989-10-06 | |
| Kjemsjøen | Innlandet, Norway | 1 | 1 | 0 | 1993-06-08 | |
| Kristianborgvannet | Vestland, Norway | 1 | 1 | 0 | 1991-06-04 | |
| Krussætertjern | Østfold, Norway | 2 | 2 | 0 | 1989-09-15 | |
| Lauvtjønna | Trøndelag, Norway | 1 | 1 | 0 | 1990-05-30 | |
| Longvatnet | Rogaland, Norway | 1 | 1 | 0 | 1989-09-06 | |
| Skjelbreidvatnet | Vestland, Norway | 1 | 1 | 0 | 1989-09-13 | |
| Svartaholtjørnet | Vestland, Norway | 2 | 1 | 0 | 1993-05-18 | |
| Tveitavatnet | Vestland, Norway | 1 | 1 | 0 | 1991-05-23 | |
| Øvre Storfjordvatnet | Nordland, Norway | 2 | 2 | 0 | 1989-09-01 |