Sphaerium
| Område | Kommune (fylke) | Ant. obs. | Ant. arter | Ant. bilder | Siste obs. | |
|---|---|---|---|---|---|---|
| Dælivannet | Akershus, Norway | 1 | 1 | 0 | 1989-09-07 | |
| Erlevegen 37 | Agder, Norway | 1 | 1 | 0 | 1990-05-31 | |
| Fløyta | Akershus, Norway | 1 | 1 | 0 | 1989-09-22 | |
| Gjølsjøen | Østfold, Norway | 1 | 1 | 0 | 1996-06-11 | |
| Hallatjern. | Innlandet, Norway | 1 | 1 | 1 | 2013-09-04 | |
| Jarenvannet | Innlandet, Norway | 6 | 3 | 0 | 1996-09-18 | |
| Kjemsjøen | Innlandet, Norway | 1 | 1 | 0 | 1989-09-14 | |
| Korssjøen | Vestfold, Norway | 2 | 1 | 0 | 1996-09-09 | |
| Langvannet | Akershus, Norway | 1 | 1 | 0 | 2002-05-23 | |
| Langvannet | Akershus, Norway | 1 | 1 | 0 | 2002-05-23 | |
| Langvannet | Akershus, Norway | 2 | 1 | 0 | 2002-05-23 | |
| Maltjern | Akershus, Norway | 1 | 1 | 0 | 1989-09-26 | |
| Merkestjørna | Vestland, Norway | 1 | 1 | 0 | 1990-06-06 | |
| Molbekktjernet | Østfold, Norway | 1 | 1 | 0 | 1989-09-04 | |
| Mosvatnet | Rogaland, Norway | 2 | 2 | 0 | 1995-09-19 | |
| Nøklevann | Oslo, Norway | 1 | 1 | 0 | 1990-06-05 | |
| Nøklevann | Oslo, Norway | 1 | 1 | 1 | 2011-10-06 | |
| Rullestadtjern | Akershus, Norway | 1 | 1 | 0 | 1991-09-19 | |
| Semsvannet | Akershus, Norway | 1 | 1 | 0 | 1993-05-26 | |
| Skirstadtjernet | Innlandet, Norway | 1 | 1 | 0 | 2012-09-26 | |
| Sognsvann | Oslo, Norway | 1 | 1 | 0 | 2005-05-23 | |
| Solheimsvannet | Vestland, Norway | 2 | 1 | 0 | 2014-10-17 | |
| Svartaholtjørnet | Vestland, Norway | 1 | 1 | 0 | 1989-09-21 | |
| Sætertjern | Akershus, Norway | 4 | 2 | 0 | 1996-10-24 | |
| Tømmervatnet | Troms, Norway | 1 | 1 | 0 | 1993-09-17 | |
| Vikerauntjønna | Trøndelag, Norway | 1 | 1 | 0 | 1993-09-15 | |
| Vålåsjøen | Innlandet, Norway | 1 | 1 | 0 | 1989-08-24 |