Select until 2 February
Totals Poeyelheide Gierle 2017 - 2026
| | Species | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 | Totals | Average | Present | Year
Maximum | |
| 1. | Black-headed Gull | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 22 | 22 | 11 | 0 | 22 (2026) | | | | |
| 2. | Cormorant | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.5 | 0 | 1 (2026) | | | | |
| 3. | Common Buzzard | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | 7 | 3.5 | 0 | 7 (2025) | | | | |
| 4. | Starling | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 7 | 3.5 | 0 | 7 (2026) | | | | |
| | Species | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 | Totals | Average | Present | Year
Maximum | |
| |
Totals |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 30 | 37 | 19 | 0 | | |
| |
Observation hours |
| | | | | | | | 1:00 | 3:00 | 4:00 | 2:00 | | | |
