Localities: Skjelset: 13.05.2017
| Reporter: | John Skjelseth |
| Observers: | John Skjelseth |
| Site: | Skjelset () |
| Date: | 2017-05-13 |
| Activity: | Spring phenology |
Observation
| Species: | Winter Wren (Troglodytes troglodytes) | |
| Phenophase: | Arrival | 13.05.2017 |
| Species: | Willow Warbler (Phylloscopus trochilus) | |
| Phenophase: | Arrival | 13.05.2017 |