Species: Sialis lutaria
| Year | Arter/grupper | Localities | Participants | Observations |
|---|---|---|---|---|
| 1993 | 1 | 19 | 19 | 21 |
| 1992 | 1 | 15 | 15 | 17 |
| 1991 | 1 | 22 | 22 | 23 |
| 1990 | 1 | 30 | 30 | 36 |
| 1989 | 1 | 31 | 31 | 33 |
| Totalt alle år | 1 | 65 | 64 | 130 |
| Year | Arter/grupper | Localities | Participants | Observations |
|---|---|---|---|---|
| 1993 | 1 | 19 | 19 | 21 |
| 1992 | 1 | 15 | 15 | 17 |
| 1991 | 1 | 22 | 22 | 23 |
| 1990 | 1 | 30 | 30 | 36 |
| 1989 | 1 | 31 | 31 | 33 |
| Totalt alle år | 1 | 65 | 64 | 130 |