site | site # (info) | collection date | kind | depth | substrate | salin | comments | reference | |
---|---|---|---|---|---|---|---|---|---|
A | Rhosneigr (Rhosneigir), Anglesey, North Wales, United Kingdom | 1869 map | 1958-1961 | fine shell gravel | occasional at LWN in lagoon with fine shell gravel. | Boaden PJS (1963): 83 |