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| Species | Phenological stage | 2019 | 2023 |
|---|---|---|---|
| Black-throated Diver | Arrival | 02.05 | |
| Greater Scaup | Birds are singing | 13.08 | |
| Ring Ouzel | Arrival | 02.05 | |
| Ring Ouzel | Birds are singing | 02.05 |
| Species | Phenological stage | 2019 | 2023 |
|---|---|---|---|
| Black-throated Diver | Arrival | 02.05 | |
| Greater Scaup | Birds are singing | 13.08 | |
| Ring Ouzel | Arrival | 02.05 | |
| Ring Ouzel | Birds are singing | 02.05 |