Localities: Bømlo
| Year | Arter/grupper | Localities | Participants | Observations |
|---|---|---|---|---|
| 2021 | 5 | 1 | 1 | 5 |
| 2018 | 1 | 1 | 1 | 1 |
| 2015 | 1 | 1 | 1 | 1 |
| 2013 | 2 | 1 | 1 | 2 |
| 2010 | 1 | 1 | 1 | 2 |
| 2009 | 30 | 3 | 4 | 35 |
| 2008 | 45 | 3 | 1 | 73 |
| 2007 | 21 | 2 | 2 | 45 |
| 2006 | 7 | 2 | 2 | 9 |
| 2003 | 2 | 1 | 1 | 2 |
| 1993 | 3 | 1 | 1 | 3 |
| Totalt alle år | 101 | 12 | 8 | 178 |