Localities: Breivik: 19.05.2019
| Reporter: | Arne Geir Trædal |
| Observers: | Arne Geir Trædal |
| Site: | Breivik () |
| Date: | 2019-05-19 |
| Activity: | Spring phenology |
Observation
| Species: | Common Tern (Sterna hirundo) | |
| Phenophase: | Arrival | 13.05.2019 |
| Species: | Common Tern (Sterna hirundo) | |
| Phenophase: | Birds are singing | 13.05.2019 |