Cladophora
| Year | Arter/grupper | Localities | Participants | Observations |
|---|---|---|---|---|
| 2022 | 1 | 1 | 1 | 1 |
| 2021 | 1 | 2 | 2 | 4 |
| 2020 | 1 | 3 | 2 | 9 |
| 2019 | 1 | 7 | 5 | 14 |
| 2018 | 1 | 2 | 2 | 12 |
| 2017 | 1 | 7 | 6 | 7 |
| 2016 | 1 | 8 | 7 | 24 |
| 2015 | 1 | 6 | 5 | 21 |
| 2014 | 1 | 7 | 4 | 13 |
| 2013 | 1 | 5 | 4 | 6 |
| 2008 | 1 | 2 | 2 | 6 |
| 2007 | 1 | 2 | 2 | 2 |
| 2006 | 1 | 3 | 3 | 4 |
| 2004 | 1 | 2 | 2 | 7 |
| 2003 | 1 | 1 | 1 | 3 |
| 2002 | 1 | 2 | 2 | 2 |
| 2001 | 1 | 2 | 2 | 4 |
| 2000 | 1 | 1 | 1 | 1 |
| 1999 | 1 | 1 | 1 | 2 |
| 1996 | 1 | 2 | 3 | 7 |
| 1994 | 1 | 4 | 4 | 5 |
| 1989 | 1 | 1 | 1 | 1 |
| Totalt alle år | 2 | 52 | 42 | 155 |