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| Rapportør: | Ottar Sætre |
| Observatører: | Ottar Sætre |
| Site: | Sjøholt () |
| Date: | 2015-04-20 |
| Aktivitet: | Spring phenology |
Funn
| Art: | Chiffchaff (Phylloscopus collybita) | |
| Phenophase: | Arrival | 20.04.2015 |
| Art: | Chiffchaff (Phylloscopus collybita) | |
| Phenophase: | Birds are singing | 20.04.2015 |
| Art: | Grey Alder (Alnus incana) | |
| Phenophase: | Leaves unrolling | 19.04.2015 |