Species: Pediastrum boryanum
| Year | Arter/grupper | Localities | Participants | Observations |
|---|---|---|---|---|
| 1996 | 1 | 5 | 5 | 5 |
| 1994 | 1 | 6 | 6 | 6 |
| 1993 | 1 | 3 | 3 | 4 |
| 1991 | 1 | 11 | 11 | 12 |
| 1990 | 1 | 12 | 13 | 25 |
| 1989 | 1 | 6 | 6 | 6 |
| Totalt alle år | 1 | 27 | 29 | 58 |
Sustain.no is provided by the Norwegian Centre for Science Education
Responsible editor: Doris Jorde