Localities: Breivik: 10.05.2023
| Reporter: | Arne Geir Trædal |
| Observers: | Arne Geir Trædal |
| Site: | Breivik () |
| Date: | 2023-05-10 |
| Activity: | Spring phenology |
Observation
| Species: | Common Tern (Sterna hirundo) | |
| Phenophase: | Arrival | 10.05.2023 |
| Species: | Common Tern (Sterna hirundo) | |
| Phenophase: | Birds are singing | 10.05.2023 |