Polysiphonia
| Participant | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. |
|---|---|---|---|---|---|
| Sandnes skole | Agder, Norway | 21 | 3 | 21 | 2017-09-20 |
| Hundvåg skole | Rogaland, Norway | 1 | 1 | 0 | 1999-10-18 |
| Hauge skule | Vestland, Norway | 1 | 1 | 0 | 2002-10-08 |
| Sandsli videregående skole | Vestland, Norway | 1 | 1 | 0 | 2001-01-24 |
| Oslo katedralskole | Oslo, Norway | 1 | 1 | 1 | 2014-04-22 |
| Skolelaboratoriet i realfag, UiB | Vestland, Norway | 1 | 1 | 1 | 2014-04-07 |
| Lurahammaren ungdomsskole | Rogaland, Norway | 1 | 1 | 0 | 2000-05-09 |