Genus: Monoraphidium
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|
| Abbortjernet | Innlandet, Norway | 1 | 1 | 0 | 1989-08-22 | |
| Arkavatnet | Rogaland, Norway | 3 | 2 | 0 | 1994-09-12 | |
| Auklandsvatnet | Rogaland, Norway | 1 | 1 | 0 | 1989-09-15 | |
| Botnavatnet | Rogaland, Norway | 1 | 1 | 0 | 1989-09-12 | |
| Burudvann | Akershus, Norway | 2 | 1 | 0 | 1994-09-20 | |
| Buvatnet | Møre og Romsdal, Norway | 1 | 1 | 0 | 1989-09-12 | |
| Dælivannet | Akershus, Norway | 1 | 1 | 0 | 1989-09-07 | |
| Elgtjern | Trøndelag, Norway | 1 | 1 | 0 | 1989-09-15 | |
| Floen | Vestland, Norway | 3 | 3 | 0 | 1993-10-04 | |
| Frøylandsvatnet | Rogaland, Norway | 4 | 3 | 0 | 1994-09-28 | |
| Grindheimsvatnet | Agder, Norway | 1 | 1 | 0 | 1989-09-19 | |
| Gullerudtjern | Buskerud, Norway | 1 | 1 | 0 | 1990-09-26 | |
| Gåstjønna | Nordland, Norway | 1 | 1 | 0 | 1989-09-12 | |
| Haukvatnet | Trøndelag, Norway | 2 | 2 | 0 | 1989-09-22 | |
| Hegglandsvatnet | Vestland, Norway | 1 | 1 | 0 | 1991-09-12 | |
| Hjørungdalsvatnet | Møre og Romsdal, Norway | 1 | 1 | 0 | 1990-05-29 | |
| Holdalsvatn | Nordland, Norway | 1 | 1 | 0 | 1994-09-05 | |
| Hostadvatnet | Møre og Romsdal, Norway | 1 | 1 | 0 | 1989-09-14 | |
| Husavatnet | Vestland, Norway | 1 | 1 | 0 | 1991-09-17 | |
| Håskjoldtjern | Møre og Romsdal, Norway | 1 | 1 | 0 | 1990-09-27 | |
| Ibestadvatnet | Troms, Norway | 1 | 1 | 0 | 1989-10-10 | |
| Imetjønn | Agder, Norway | 1 | 1 | 0 | 1989-10-06 | |
| Kjemsjøen | Innlandet, Norway | 2 | 2 | 0 | 1989-09-14 | |
| Klevatn | Nordland, Norway | 2 | 2 | 0 | 1993-09-07 | |
| Korssjøen | Vestfold, Norway | 3 | 3 | 0 | 1989-09-06 | |
| Kristianborgvannet | Vestland, Norway | 1 | 1 | 0 | 1991-06-04 | |
| Kverndammen | Telemark, Norway | 2 | 1 | 0 | 1990-08-30 | |
| Kvitblikkvannet | Nordland, Norway | 1 | 1 | 0 | 1989-09-14 | |
| Langavatnet | Vestland, Norway | 1 | 1 | 0 | 1989-08-31 | |
| Laupen | Innlandet, Norway | 1 | 1 | 0 | 1989-09-27 | |
| Lauvtjønna | Trøndelag, Norway | 2 | 1 | 0 | 1990-05-30 | |
| Lianvatnet | Trøndelag, Norway | 3 | 3 | 0 | 1989-09-04 | |
| Liavatnet | Trøndelag, Norway | 2 | 2 | 0 | 1989-09-19 | |
| Litlvatnet | Trøndelag, Norway | 2 | 2 | 0 | 1989-09-13 | |
| Maltjern | Akershus, Norway | 1 | 1 | 0 | 1991-06-12 | |
| Midsjøvannet | Akershus, Norway | 1 | 1 | 0 | 1993-09-19 | |
| Moensvatnet | Vestland, Norway | 1 | 1 | 0 | 1989-11-07 | |
| Molbekktjernet | Østfold, Norway | 2 | 2 | 0 | 1989-09-04 | |
| Mosvatnet | Rogaland, Norway | 4 | 1 | 0 | 1991-09-25 | |
| Myklebustvannet | Møre og Romsdal, Norway | 1 | 1 | 0 | 1989-09-25 | |
| Nøklevann | Oslo, Norway | 2 | 2 | 0 | 1990-09-11 | |
| Nøklevatnet | Innlandet, Norway | 2 | 2 | 0 | 1989-09-14 | |
| Rundvannet | Troms, Norway | 1 | 1 | 0 | 1991-06-18 | |
| Rørvatnet | Møre og Romsdal, Norway | 3 | 1 | 0 | 1990-10-18 | |
| Semsvannet | Akershus, Norway | 1 | 1 | 0 | 1989-09-21 | |
| Sillongen | Innlandet, Norway | 4 | 2 | 0 | 1990-05-22 | |
| Skarvatnet | Møre og Romsdal, Norway | 1 | 1 | 0 | 1989-09-13 | |
| Skjelbreidvatnet | Vestland, Norway | 2 | 2 | 0 | 1989-09-13 | |
| Spildervatnet | Nordland, Norway | 1 | 1 | 0 | 1989-09-20 | |
| Stavsjø | Innlandet, Norway | 2 | 2 | 0 | 1991-10-14 | |
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