Length = 21mm. Collected from Castle Rocks, Salcombe, Devon on 18/03/1996.

Length = 21mm. Collected from Castle Rocks, Salcombe, Devon on 18/03/1996.

Length = 21mm. Collected from Castle Rocks, Salcombe, Devon on 18/03/1996.

Length = 21mm. Collected from Castle Rocks, Salcombe, Devon on 18/03/1996.

Length = 31mm. Collected from Under rock lower shore, Tournemine on 11/05/1997.

Length = 14mm. Collected from Hanover Point, Isle of White.

Young specimen from tidal reaches of River Blackwater, Essex. All other specimens from the area (dead) have been brown and cream banded

This specimen is from silty sand in low water shallows of Portland Harbour, size about 26mm. The species is primarily a scavenger.

from hard clay, spring low tide, Frinton on Sea, Essex, up to 6.5cm in this population

dredged in maerl off Lulworth Dorset