Family: Daphnidae
| Year | Arter/grupper | Localities | Participants | Observations |
|---|---|---|---|---|
| 2021 | 1 | 1 | 1 | 1 |
| 2018 | 1 | 2 | 1 | 2 |
| 2016 | 1 | 2 | 2 | 2 |
| 2015 | 1 | 2 | 2 | 2 |
| 2014 | 2 | 4 | 3 | 6 |
| 2013 | 18 | 108 | 96 | 218 |
| 2012 | 2 | 4 | 4 | 5 |
| 2011 | 1 | 2 | 2 | 3 |
| 2010 | 2 | 2 | 2 | 2 |
| 2008 | 2 | 3 | 3 | 3 |
| 2007 | 1 | 2 | 2 | 2 |
| 2006 | 2 | 3 | 3 | 3 |
| 2005 | 3 | 6 | 6 | 7 |
| 2004 | 3 | 6 | 12 | 15 |
| 2003 | 2 | 3 | 3 | 3 |
| 2002 | 1 | 5 | 9 | 11 |
| 2001 | 1 | 4 | 4 | 4 |
| 2000 | 1 | 4 | 4 | 5 |
| 1999 | 2 | 1 | 1 | 2 |
| 1998 | 1 | 1 | 1 | 1 |
| 1997 | 9 | 8 | 7 | 12 |
| 1996 | 11 | 10 | 7 | 20 |
| 1995 | 10 | 19 | 17 | 32 |
| 1994 | 10 | 28 | 27 | 41 |
| 1993 | 11 | 34 | 34 | 48 |
| 1992 | 5 | 9 | 9 | 10 |
| 1991 | 6 | 10 | 9 | 17 |
| 1990 | 11 | 10 | 11 | 33 |
| 1989 | 8 | 42 | 44 | 56 |
| Totalt alle år | 23 | 231 | 211 | 566 |
