Localities: Færder
| Year | Arter/grupper | Localities | Participants | Observations |
|---|---|---|---|---|
| 2008 | 1 | 1 | 1 | 1 |
| 2011 | 2 | 2 | 1 | 2 |
| 2020 | 96 | 2 | 2 | 212 |
| 2021 | 88 | 1 | 1 | 168 |
| 2022 | 66 | 2 | 2 | 119 |
| 2024 | 72 | 2 | 2 | 100 |
| 1993 | 9 | 3 | 1 | 10 |
| 1995 | 24 | 1 | 1 | 25 |
| 2007 | 1 | 1 | 1 | 1 |
| 2010 | 1 | 1 | 1 | 1 |
| 2012 | 72 | 4 | 2 | 91 |
| 2014 | 219 | 11 | 3 | 517 |
| 2019 | 102 | 1 | 1 | 222 |
| 2023 | 100 | 4 | 2 | 194 |
| 2013 | 119 | 5 | 1 | 217 |
| 2015 | 134 | 3 | 2 | 361 |
| 2025 | 92 | 2 | 2 | 121 |
| 2000 | 2 | 2 | 1 | 2 |
| 2018 | 121 | 2 | 2 | 274 |
| 2017 | 202 | 3 | 3 | 389 |
| 2016 | 154 | 2 | 2 | 545 |
| Totalt alle år | 519 | 28 | 13 | 3572 |