Ephemeroptera Samlegruppe
| Year | Arter/grupper | Localities | Participants | Observations |
|---|---|---|---|---|
| 2017 | 1 | 1 | 1 | 2 |
| 2014 | 1 | 1 | 1 | 3 |
| 2013 | 1 | 9 | 9 | 12 |
| 2008 | 1 | 1 | 1 | 1 |
| 2007 | 1 | 1 | 1 | 1 |
| 1999 | 1 | 1 | 1 | 1 |
| 1998 | 1 | 7 | 7 | 18 |
| 1997 | 1 | 16 | 15 | 44 |
| 1996 | 1 | 16 | 15 | 42 |
| 1995 | 1 | 31 | 28 | 67 |
| 1994 | 1 | 48 | 44 | 94 |
| 1993 | 1 | 26 | 22 | 36 |
| Totalt alle år | 1 | 102 | 91 | 321 |