Family: Vanntråkkere (Haliplidae)
Year | Arter/grupper | Localities | Participants | Observations |
---|---|---|---|---|
2013 | 1 | 1 | 1 | 1 |
2012 | 1 | 1 | 1 | 1 |
2009 | 1 | 1 | 1 | 1 |
2004 | 1 | 1 | 1 | 1 |
2002 | 1 | 1 | 1 | 1 |
1997 | 2 | 3 | 3 | 4 |
1992 | 5 | 12 | 12 | 14 |
1991 | 5 | 14 | 14 | 16 |
1990 | 6 | 16 | 16 | 20 |
1989 | 5 | 17 | 16 | 18 |
Totalt alle år | 8 | 43 | 41 | 77 |