Genus: Pyrrhosoma
| Year | Arter/grupper | Localities | Participants | Observations |
|---|---|---|---|---|
| 2009 | 1 | 1 | 1 | 1 |
| 2007 | 1 | 2 | 1 | 6 |
| 2002 | 1 | 1 | 1 | 1 |
| 1994 | 1 | 2 | 2 | 2 |
| 1993 | 1 | 8 | 8 | 9 |
| 1992 | 1 | 10 | 10 | 14 |
| 1991 | 1 | 4 | 4 | 5 |
| 1990 | 1 | 9 | 9 | 11 |
| 1989 | 1 | 5 | 5 | 5 |
| Totalt alle år | 2 | 22 | 21 | 54 |
| Year | Arter/grupper | Localities | Participants | Observations |
|---|---|---|---|---|
| 2009 | 1 | 1 | 1 | 1 |
| 2007 | 1 | 2 | 1 | 6 |
| 2002 | 1 | 1 | 1 | 1 |
| 1994 | 1 | 2 | 2 | 2 |
| 1993 | 1 | 8 | 8 | 9 |
| 1992 | 1 | 10 | 10 | 14 |
| 1991 | 1 | 4 | 4 | 5 |
| 1990 | 1 | 9 | 9 | 11 |
| 1989 | 1 | 5 | 5 | 5 |
| Totalt alle år | 2 | 22 | 21 | 54 |