Species: Red-necked Grebe (Podiceps grisegena)
| Year | Arter/grupper | Localities | Participants | Observations |
|---|---|---|---|---|
| 2023 | 1 | 1 | 1 | 1 |
| 2021 | 1 | 1 | 1 | 1 |
| 2011 | 1 | 1 | 1 | 1 |
| 2010 | 1 | 1 | 1 | 1 |
| Totalt alle år | 1 | 4 | 4 | 4 |
| Year | Arter/grupper | Localities | Participants | Observations |
|---|---|---|---|---|
| 2023 | 1 | 1 | 1 | 1 |
| 2021 | 1 | 1 | 1 | 1 |
| 2011 | 1 | 1 | 1 | 1 |
| 2010 | 1 | 1 | 1 | 1 |
| Totalt alle år | 1 | 4 | 4 | 4 |