Localities: Fredrikstad
| Year | Arter/grupper | Localities | Participants | Observations |
|---|---|---|---|---|
| 2023 | 1 | 1 | 1 | 1 |
| 2020 | 1 | 1 | 1 | 1 |
| 2019 | 1 | 1 | 1 | 1 |
| 2016 | 1 | 1 | 1 | 1 |
| 2015 | 1 | 1 | 1 | 1 |
| 2014 | 4 | 5 | 4 | 6 |
| 2013 | 2 | 2 | 2 | 2 |
| 2011 | 1 | 1 | 1 | 1 |
| 2010 | 1 | 1 | 1 | 1 |
| 2009 | 1 | 1 | 1 | 1 |
| 2008 | 2 | 2 | 1 | 2 |
| 2006 | 3 | 1 | 1 | 3 |
| 2005 | 2 | 1 | 1 | 2 |
| Totalt alle år | 17 | 17 | 15 | 23 |