Species: Common Pochard (Aythya ferina)
| Year | Arter/grupper | Localities | Participants | Observations |
|---|---|---|---|---|
| 2025 | 1 | 1 | 1 | 1 |
| 2005 | 1 | 1 | 1 | 1 |
| 1996 | 1 | 1 | 1 | 1 |
| 1994 | 1 | 1 | 1 | 1 |
| Totalt alle år | 1 | 4 | 4 | 4 |
| Year | Arter/grupper | Localities | Participants | Observations |
|---|---|---|---|---|
| 2025 | 1 | 1 | 1 | 1 |
| 2005 | 1 | 1 | 1 | 1 |
| 1996 | 1 | 1 | 1 | 1 |
| 1994 | 1 | 1 | 1 | 1 |
| Totalt alle år | 1 | 4 | 4 | 4 |