Localities: Alta ungdomsskole: 17.05.2010
| Reporter: | Alta ungdomsskole |
| Site: | Alta ungdomsskole () |
| Date: | 2010-05-17 |
| Activity: | Phenology of the North Calotte |
Observation
| Species: | Willow Warbler (Phylloscopus trochilus) | |
| Phenophase: | First observation | 17.05.2010 |