Localities: Tønsnes: 30.05.2017
| Reporter: | Trond Helge Jensen |
| Observers: | Trond Helge Jensen |
| Site: | Tønsnes () |
| Date: | 2017-05-30 |
| Activity: | Spring phenology |
Observation
| Species: | Common Cuckoo (Cuculus canorus) | |
| Phenophase: | Arrival | 27.05.2017 |
| Species: | Common Cuckoo (Cuculus canorus) | |
| Phenophase: | Birds are singing | 27.05.2017 |