Collecting site
Llyn Gwynant, Caernarvonshire (Caernarvon, Carnarvonshire, Arfon), North Wales, United Kingdom
latitude: 53.049999 53 03 00 N
longitude: -4.033333 004 02 00 W
[Precision of location: Alexandria Digital Library (with NGA GNDB data)]
[Site Named Here by name of island, bay, strait, lake, river, or stream, etc., named in source publication]
Collected here:
Stenostomum leucops (Duges, 1828) | Nov 1968 - Oct 1969 | littoral | | calcium poor lake (2.6 mg/l). |
Castrada (Castrada) neocomensis Volz, 1898 | Nov 1968 - Oct 1969 | littoral | | calcium poor lake (2.6 mg/l). |
Castrada (Castrada) viridis Volz, 1898 | Nov 1968 - Oct 1969 | littoral | | calcium poor lake (2.6 mg/l). |