Species (sp.): Cosmarium sp.
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|
| Arkavatnet | Rogaland, Norway | 5 | 1 | 0 | 1994-09-12 | |
| Bogstadvannet | Oslo, Norway | 1 | 1 | 0 | 1993-06-10 | |
| Erlevegen 37 | Agder, Norway | 1 | 1 | 0 | 1991-05-29 | |
| Hammervatnet | Trøndelag, Norway | 6 | 1 | 0 | 1996-10-17 | |
| Harestuvannet | Akershus, Norway | 2 | 1 | 0 | 1993-06-08 | |
| Husavatnet | Vestland, Norway | 1 | 1 | 0 | 1991-09-17 | |
| Inndalsvatnet | Trøndelag, Norway | 1 | 1 | 0 | 1994-05-02 | |
| Kolbotnvannet | Akershus, Norway | 2 | 1 | 0 | 1990-09-25 | |
| Korssjøen | Vestfold, Norway | 2 | 1 | 0 | 1994-09-05 | |
| Laupen | Innlandet, Norway | 2 | 1 | 0 | 1990-06-01 | |
| Lauvtjønna | Trøndelag, Norway | 1 | 1 | 0 | 1991-05-24 | |
| Litlevatn | Møre og Romsdal, Norway | 1 | 1 | 0 | 1994-04-27 | |
| Mosvatnet | Rogaland, Norway | 3 | 1 | 0 | 1993-09-26 | |
| Raudsjøen | Trøndelag, Norway | 2 | 1 | 0 | 1990-08-31 | |
| Reiarsvatnet | Rogaland, Norway | 2 | 1 | 0 | 1991-09-16 | |
| Røldalstjørnet | Vestland, Norway | 2 | 1 | 0 | 1990-06-11 | |
| Seljebøvatnet | Møre og Romsdal, Norway | 1 | 1 | 0 | 1993-06-14 | |
| Spildervatnet | Nordland, Norway | 1 | 1 | 0 | 1994-06-02 | |
| Stavsjø | Innlandet, Norway | 1 | 1 | 0 | 1990-05-28 | |
| Storvannet | Nordland, Norway | 1 | 1 | 0 | 1990-09-07 | |
| Svartåstjern | Buskerud, Norway | 2 | 1 | 0 | 1990-09-24 | |
| Tretjønnet | Agder, Norway | 1 | 1 | 0 | 1990-06-26 | |
| Tveitavatnet | Vestland, Norway | 2 | 1 | 0 | 1990-05-20 | |
| Ulfsbakktjønn | Vestfold, Norway | 1 | 1 | 0 | 1996-09-25 | |
| Vasslivatnet | Rogaland, Norway | 1 | 1 | 0 | 1990-10-04 | |
| Årstadtjødne | Rogaland, Norway | 1 | 1 | 0 | 1994-09-22 | |
| Årungen | Akershus, Norway | 1 | 1 | 0 | 1994-09-08 | |