Euastrum sp.
| Participant | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. |
|---|---|---|---|---|---|
| Sogndal vidaregåande skule | Vestland, Norway | 3 | 1 | 0 | 1996-09-17 |
| Malvik videregående skole | Trøndelag, Norway | 3 | 1 | 0 | 1994-09-12 |
| Bodin videregående skole | Nordland, Norway | 2 | 1 | 0 | 1990-06-07 |
| Nord-Gudbrandsdal vidaregåande skule/Avd Otta | Innlandet, Norway | 2 | 1 | 0 | 1990-06-07 |
| Vardafjell videregående skole | Rogaland, Norway | 2 | 1 | 0 | 1990-06-07 |
| Tertnes videregående skole | Vestland, Norway | 2 | 1 | 0 | 1990-09-18 |
| Halden videregående skole Avdeling Christian August/Avdeling Christian August | Østfold, Norway | 2 | 1 | 0 | 1990-06-01 |
| Farris videregående skole | Vestfold, Norway | 1 | 1 | 0 | 1996-09-25 |
| Vest-Lofoten videregående skole / Lofoten Maritime Fagskole | Nordland, Norway | 1 | 1 | 0 | 1990-08-30 |
| Kvaløya videregående skole | Troms, Norway | 1 | 1 | 0 | 1991-06-18 |
| Fosen videregående skole | Trøndelag, Norway | 1 | 1 | 0 | 1991-05-31 |
| Bryne vidaregåande skule | Rogaland, Norway | 1 | 1 | 0 | 1989-09-06 |
| Ølen vidaregåande skule | Rogaland, Norway | 1 | 1 | 0 | 1989-09-15 |