Gastropoda Samlegruppe
| Year | Arter/grupper | Localities | Participants | Observations |
|---|---|---|---|---|
| 2013 | 1 | 1 | 1 | 1 |
| 2008 | 1 | 1 | 1 | 2 |
| 2007 | 1 | 1 | 1 | 1 |
| 2005 | 1 | 1 | 1 | 1 |
| 2004 | 1 | 1 | 1 | 1 |
| 2003 | 1 | 1 | 1 | 1 |
| 2002 | 1 | 1 | 1 | 1 |
| 2000 | 1 | 2 | 2 | 2 |
| 1999 | 1 | 1 | 1 | 1 |
| 1998 | 1 | 4 | 4 | 13 |
| 1997 | 1 | 17 | 16 | 43 |
| 1996 | 1 | 17 | 16 | 42 |
| 1995 | 1 | 29 | 26 | 65 |
| 1994 | 1 | 39 | 35 | 77 |
| 1993 | 1 | 20 | 17 | 27 |
| Totalt alle år | 1 | 87 | 76 | 278 |