Keratella quadrata
| Participant | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. |
|---|---|---|---|---|---|
| Brumundal videregående skole, SAK | Innlandet, Norway | 3 | 1 | 0 | 1991-06-08 |
| Ås videregående skole | Akershus, Norway | 3 | 1 | 0 | 1996-09-16 |
| Askim videregående skole | Østfold, Norway | 3 | 1 | 0 | 1996-08-19 |
| Bømlo vidaregåande skule | Vestland, Norway | 3 | 1 | 0 | 1991-10-20 |
| Elverum videregående skole | Innlandet, Norway | 3 | 1 | 0 | 1991-09-24 |
| Ledaal videregående skole | Rogaland, Norway | 2 | 1 | 0 | 1994-05-25 |
| Ski videregående skole | Akershus, Norway | 2 | 1 | 0 | 1991-09-19 |
| Samfundets skole Egersund | Rogaland, Norway | 2 | 1 | 0 | 1994-06-06 |
| Kvaløya videregående skole | Troms, Norway | 1 | 1 | 0 | 1994-06-10 |
| Horten natursenter | Vestfold, Norway | 1 | 1 | 0 | 2003-05-19 |
| Surnadal vidaregåande skule | Møre og Romsdal, Norway | 1 | 1 | 0 | 1996-09-06 |
| Flekkefjord vgs | Agder, Norway | 1 | 1 | 0 | 1993-09-28 |
| Jessheim videregående skole | Akershus, Norway | 1 | 1 | 0 | 1993-08-30 |
| Hamar katedralskole | Innlandet, Norway | 1 | 1 | 0 | 1990-09-28 |
| Langhaugen videregående skole | Vestland, Norway | 1 | 1 | 0 | 1989-08-25 |
| Molde videregående skole | Møre og Romsdal, Norway | 1 | 1 | 0 | 1997-05-22 |
| Herøy vidaregående skule | Møre og Romsdal, Norway | 1 | 1 | 0 | 1989-09-25 |