Species: Bredmyrdamsnegl (Lymnaea palustris)
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|
| Akersvannet | Vestfold, Norway | 1 | 1 | 0 | 1995-09-07 | |
| buskerud landbruksskole | Buskerud, Norway | 1 | 1 | 0 | 2013-08-28 | |
| Frøylandsvatnet | Rogaland, Norway | 2 | 1 | 0 | 1992-10-05 | |
| Harestuavannet | Akershus, Norway | 1 | 1 | 0 | 2013-06-13 | |
| Jarenvannet | Innlandet, Norway | 2 | 1 | 0 | 1996-09-18 | |
| Lundarvatnet | Vestland, Norway | 1 | 1 | 0 | 1993-05-13 | |
| Rullestadtjern | Akershus, Norway | 1 | 1 | 0 | 1991-09-19 | |
| Sagtjernet | Innlandet, Norway | 1 | 1 | 0 | 1992-09-21 | |
| Stikletjern | Østfold, Norway | 1 | 1 | 0 | 1996-08-19 | |
| Sætertjern | Akershus, Norway | 1 | 1 | 0 | 1996-10-24 | |
| Øksnevadtjørna | Rogaland, Norway | 1 | 1 | 0 | 1993-05-28 | |