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| Reporter: | Jørgen Grefstad |
| Observers: | Jørgen Grefstad |
| Site: | Nordgjerdet 9 () |
| Date: | 2011-04-05 |
| Aktivitet: | Spring phenology |
Funn
| Species: | Wood Pigeon (Columba palumbus) | |
| Phenophase: | Arrival | 05.04.2011 |
| Comments: | 19 Ringduer overflygende Nordgjerdet 9 |