| Number seen/Abundance | Date | Location | Comments | Recorded by |
|---|---|---|---|---|
| 1 | 2007-08-13 | Gyllyngvase Gyllyngvase to swample bay cornwall |
in rock crevice mid shore | Steve Trewhella |
| 1 | 29/05/2012 | Perranporth beach, Cornwall below Droskyn castle, in the "lagoon" area (only accessible at low tide) |
about 2.5mm, running across damp rock. first time I've seen one, had to look up to identify, but definitely one of these. | Damienne Arthur |