Genus: Crucigenia
| Year | Arter/grupper | Localities | Participants | Observations |
|---|---|---|---|---|
| 1996 | 1 | 1 | 1 | 1 |
| 1994 | 3 | 4 | 4 | 5 |
| 1993 | 1 | 2 | 2 | 2 |
| 1991 | 2 | 8 | 8 | 11 |
| 1990 | 3 | 7 | 7 | 12 |
| 1989 | 1 | 19 | 19 | 19 |
| Totalt alle år | 3 | 31 | 32 | 50 |
Sustain.no is provided by the Norwegian Centre for Science Education
Responsible editor: Doris Jorde