Details
| Catalogue no.: | UPSZMC 185681 |
| Taxon: | Melanitta fusca (Linnaeus, 1758) |
| Label: | Melanitta fusca |
| Collector: | Kolthoffs Naturaliemagasin |
| Date: | 1955 05 15 |
| Country: | Sweden |
| Province: | Stockholms län |
| Landskap: | Uppland |
| Socken: | Björkö-Arholma |
| Locality: | Arholma skärgård, Krokholmen |