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| Species | Phenological stage | 2017 |
|---|---|---|
| Brambling | Arrival | 15.04 |
| Brambling | Birds are singing | 15.04 |
| Common Crane | Birds are singing | 11.04 |
| Common Crane | Arrival | 10.04 |
| Species | Phenological stage | 2017 |
|---|---|---|
| Brambling | Arrival | 15.04 |
| Brambling | Birds are singing | 15.04 |
| Common Crane | Birds are singing | 11.04 |
| Common Crane | Arrival | 10.04 |