Localities: sognsvann: 01.05.2010
| Reporter: | petter antonsen |
| Site: | sognsvann () |
| Date: | 2010-05-01 |
| Activity: | Spring phenology |
Observation
| Species: | Black-throated Diver (Gavia arctica) | |
| Phenophase: | Arrival | 27.04.2010 |
| Comments: | 2 ind. is nettopp gått |
| Reporter: | petter antonsen |
| Site: | sognsvann () |
| Date: | 2010-05-01 |
| Activity: | Spring phenology |
| Species: | Black-throated Diver (Gavia arctica) | |
| Phenophase: | Arrival | 27.04.2010 |
| Comments: | 2 ind. is nettopp gått |