Species: Gomphosphaeria naegeliana
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|
| Akersvannet | Vestfold, Norway | 3 | 1 | 0 | 1994-09-20 | |
| Arkavatnet | Rogaland, Norway | 2 | 1 | 0 | 1990-09-25 | |
| Burudvann | Akershus, Norway | 1 | 1 | 0 | 1991-09-12 | |
| Dælivannet | Akershus, Norway | 1 | 1 | 0 | 1989-09-07 | |
| Frøylandsvatnet | Rogaland, Norway | 4 | 1 | 0 | 1993-09-29 | |
| Hauskjevatnet | Rogaland, Norway | 2 | 1 | 0 | 1990-09-26 | |
| Hostadvatnet | Møre og Romsdal, Norway | 2 | 1 | 0 | 1990-09-18 | |
| Ibestadvatnet | Troms, Norway | 1 | 1 | 0 | 1990-09-11 | |
| Kjemsjøen | Innlandet, Norway | 1 | 1 | 0 | 1989-09-14 | |
| Koltjønna | Trøndelag, Norway | 2 | 1 | 0 | 1994-06-02 | |
| Korssjøen | Vestfold, Norway | 1 | 1 | 0 | 1990-09-12 | |
| Ljøgodttjern | Akershus, Norway | 2 | 1 | 0 | 1990-05-31 | |
| Reiarsvatnet | Rogaland, Norway | 1 | 1 | 0 | 1989-09-18 | |
| Trytetjønnet | Buskerud, Norway | 2 | 1 | 0 | 1990-09-26 | |
| Vålåsjøen | Innlandet, Norway | 1 | 1 | 0 | 1989-08-24 | |
| Årungen | Akershus, Norway | 3 | 1 | 0 | 1991-09-16 | |