| Number seen/Abundance | Date | Location | Comments | Recorded by |
|---|---|---|---|---|
| F | 2005-08-02 | Far pontoon, Queen Anne's Battery marina |
Frequent amongst L. saccharina | Judith Oakley |
| few | 2005-10-11 | Lynmouth east |
in pools | mill lane |
| Present | 2006-03-01 | Intertidal below Hen Cliff, Kimmeridge |
Steve Trewhella | |
| 10 | 2006-05-25 | Blackstone Rocks Blackstone Rocks |
2cm - 12cm | Cat Ridout |
| Common | 2007-07-19 | Branscombe beach |
found in rockpools | Milly Hatton-Brown |
| Abundant | 2009-05-12 | Blackstone Rocks, Wembury Rockpools |
Cat Ridout | |
| Common | 2009-08-21 | Cow Gap near Eastbourne Beach consisting mainly of bolders, cobbles, pebbles with patchs of clay and sand. |
Evening tide - At least a dozen people out with nets after this species | Nigel Sawyer |
| Uncommon | 2009-09-21 | Eastbourne Pier The pier at Eastbourne. Sandy beach below shingle with some soft bedrock with pools. In addition to the list Mactra stultrom common, as were hydroids (unidentified on the pier structure) |
3 individuals found under one stone (with a shore crab) | Nigel Sawyer |
| NA | 2009-08-13 | Blackpool Central - South Shore Sandy beach |
Alive | North West Wildlife Trusts Irish sea |
| Frequent | 04/06/2012 | Greencliff Area of overhanging rock strata running at right-angles to the sea, with gullies open to NW, often sandy-bottomed. Lower part of wave-cut platform, with upper beach comprising large and very dynamic pebble ridge backed by high cliffs. Erosion of softer rock has created many shady crevices. |
Often found under stones and amongst seaweed in rock-pools. Full-sized adults and plentiful juveniles. | Robert Durrant |