Localities: Alta ungdomsskole: 24.05.2011
| Reporter: | Alta ungdomsskole |
| Observers: | alb |
| Site: | Alta ungdomsskole () |
| Date: | 2011-05-24 |
| Activity: | Phenology of the North Calotte |
Observation
| Species: | Willow Warbler (Phylloscopus trochilus) | |
| Phenophase: | First observation | 24.05.2011 |