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| Rapportør: | Per Torgersen |
| Observatører: | Per Torgersen |
| Site: | Bjørkelangen () |
| Date: | 2020-01-06 |
| Aktivitet: | Spring phenology |
Funn
| Art: | Blue Tit (Cyanistes caeruleus) | |
| Phenophase: | Arrival | 01.01.2020 |
| Art: | Feral Pigeon (Columba livia domestica) | |
| Phenophase: | Arrival | 05.01.2020 |
| Art: | Great Tit (Parus major) | |
| Phenophase: | Arrival | 01.01.2020 |
| Art: | Nuthatch (Sitta europaea) | |
| Phenophase: | Arrival | 01.01.2020 |