Sphaerium corneum
| Deltaker | Kommune (fylke) | Ant. obs. | Ant. arter | Ant. bilder | Siste obs. |
|---|---|---|---|---|---|
| Hadeland videregående skole/Avdeling Brandbu | Innlandet, Norway | 4 | 1 | 0 | 1996-09-18 |
| Ski videregående skole | Akershus, Norway | 3 | 1 | 0 | 1992-09-18 |
| Askim videregående skole | Østfold, Norway | 2 | 1 | 0 | 1996-10-24 |
| Holmestrand videregående skole | Vestfold, Norway | 2 | 1 | 0 | 1996-09-09 |
| Strinda videregående skole | Trøndelag, Norway | 1 | 1 | 0 | 1993-09-15 |
| Natur videregående skole | Oslo, Norway | 1 | 1 | 0 | 1993-05-26 |
| Senja videregående skole | Troms, Norway | 1 | 1 | 0 | 1993-09-17 |
| Ledaal videregående skole | Rogaland, Norway | 1 | 1 | 0 | 1995-09-19 |
| Manglerud videregående skole | Oslo, Norway | 1 | 1 | 0 | 1990-06-05 |
| Valler videregående skole | Akershus, Norway | 1 | 1 | 0 | 1989-09-07 |