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| Species | Phenological stage | 2012 | 2015 | 2019 |
|---|---|---|---|---|
| Eurasian Oystercatcher | Birds are singing | 13.05 | ||
| Whooper Swan | Arrival | 09.01 | 05.02 |
| Species | Phenological stage | 2012 | 2015 | 2019 |
|---|---|---|---|---|
| Eurasian Oystercatcher | Birds are singing | 13.05 | ||
| Whooper Swan | Arrival | 09.01 | 05.02 |