Localities: Alver
| Year | Arter/grupper | Localities | Participants | Observations |
|---|---|---|---|---|
| 2006 | 2 | 1 | 1 | 2 |
| 2019 | 1 | 1 | 1 | 1 |
| 2017 | 24 | 6 | 3 | 29 |
| 2008 | 56 | 1 | 1 | 78 |
| 2010 | 29 | 4 | 4 | 31 |
| 2009 | 6 | 1 | 1 | 6 |
| 2016 | 25 | 3 | 3 | 26 |
| 2018 | 6 | 3 | 1 | 9 |
| 2014 | 76 | 3 | 2 | 147 |
| 2013 | 69 | 4 | 2 | 102 |
| 2012 | 56 | 8 | 3 | 90 |
| 2011 | 165 | 5 | 2 | 636 |
| 2015 | 184 | 5 | 2 | 376 |
| Totalt alle år | 323 | 28 | 13 | 1533 |