Species: Common Marble (Celypha lacunana)
| Year | Arter/grupper | Localities | Participants | Observations |
|---|---|---|---|---|
| 2024 | 1 | 10 | 5 | 37 |
| 2023 | 1 | 7 | 6 | 21 |
| 2022 | 1 | 8 | 5 | 21 |
| 2021 | 1 | 6 | 4 | 20 |
| 2020 | 1 | 11 | 4 | 23 |
| 2019 | 1 | 9 | 4 | 60 |
| 2018 | 1 | 12 | 6 | 59 |
| 2017 | 1 | 22 | 11 | 52 |
| 2016 | 1 | 34 | 13 | 88 |
| 2015 | 1 | 30 | 13 | 134 |
| 2014 | 1 | 51 | 12 | 178 |
| 2013 | 1 | 45 | 13 | 104 |
| 2012 | 1 | 47 | 12 | 121 |
| 2011 | 1 | 53 | 15 | 191 |
| 2010 | 1 | 73 | 15 | 207 |
| 2009 | 1 | 39 | 12 | 121 |
| 2008 | 1 | 16 | 7 | 44 |
| 2007 | 1 | 5 | 4 | 6 |
| 2006 | 1 | 1 | 1 | 1 |
| 2005 | 1 | 3 | 1 | 3 |
| 2000 | 1 | 1 | 1 | 1 |
| Totalt alle år | 1 | 248 | 35 | 1492 |