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| Species | Phenological stage | 2018 |
|---|---|---|
| Common Swift | Arrival | 22.05 |
| Common Swift | Birds are singing | 22.05 |
| Common Tern | Arrival | 23.05 |
| Northern Lapwing | Arrival | 23.05 |
| Species | Phenological stage | 2018 |
|---|---|---|
| Common Swift | Arrival | 22.05 |
| Common Swift | Birds are singing | 22.05 |
| Common Tern | Arrival | 23.05 |
| Northern Lapwing | Arrival | 23.05 |