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Hasthagen (Hästhagen), Sweden
latitude: 59.299999
longitude: 18.15
Precision of location: Alexandria Digital Library (with NGA GNDB data)
Site Named Here: By name of site (or city, etc.)
| Castrella alba | Apr 18-19, 1950 | N. Tvärminne, Zoo. Stat., Hästhagen, Graben mit bald stehendem, bald schwach fliessendem Wasser (oft austrocknend), hummusreicher Boden, viel totes Laub. Im Darm fanden sich Diatomeen, kleine grüne Algen, Euglypha etc. |