Location: Vestre Sandøya
| Year | Arter/grupper | Participants | Observations |
|---|---|---|---|
| 2025 | 15 | 1 | 29 |
| 2024 | 23 | 1 | 29 |
| 2023 | 17 | 1 | 27 |
| 2022 | 16 | 1 | 23 |
| 2020 | 12 | 1 | 20 |
| 2018 | 9 | 1 | 10 |
| 2017 | 18 | 1 | 24 |
| 2016 | 15 | 1 | 24 |
| 2015 | 15 | 1 | 22 |
| 2014 | 17 | 1 | 21 |
| 2013 | 13 | 1 | 15 |
| 2012 | 12 | 1 | 18 |
| 2011 | 5 | 1 | 7 |
| Totalt alle år | 46 | 1 | 269 |