| Number seen/Abundance | Date | Location | Comments | Recorded by |
|---|---|---|---|---|
| abundant | 2005-08-14 | rocky coast on coastal walk between compass and castle cove dartmouth (westside) increased sun exposure till sundown no fresh H2O inlets. |
mid-lowershore amongst barnacles on rockpools | Sonia Rowley |
| present | 2007-07-14 | peveril point swanage dorset |
Steve Trewhella | |
| Occasional | 2007-09-26 | Found in small pools at the top of the shore | Milly Hatton-Brown | |
| 2 | 2009-04-24 | Aberavon Beach Near the break water at Aberavon Beach |
Water | Adrian Cooke |
| 2 | 2009-04-24 | Aberavon Beach Near the break water at Aberavon Beach |
In the water | Adrian Cooke |
| Few | 2009-04-24 | Aberavon beach Near the break water at Aberavon beach |
Around rocks | Adrian Cooke |
| Not much | 2009-04-24 | Aberavon beach Near the break water at Aberavon beach |
Rockpool | Adrian Cooke |
| Uncommon | 2009-08-21 | Cow Gap near Eastbourne Beach consisting mainly of bolders, cobbles, pebbles with patchs of clay and sand. |
Group of 20-30 under same stone as x2 Sphaeroma serratum | Nigel Sawyer |
| 50/60 | 2009-09-07 | Aberavon Beach Aberavon Beach, Wales |
Seen floating in water | Traethmelyn Primary School Doyle |
| 2 groups | 2009-09-07 | Aberavon Beach Aberavon Beach, Wales |
Traethmelyn Primary School Doyle | |
| Abundant | 2009-09-07 | Aberavon Beach Aberavon Beach, Wales |
See in a rockpool | Traethmelyn Primary School Doyle |
| 20 | 2010-09-09 | Westward Ho! Semi-exposed shore, rocky shore at end sandy beach, rock platform cut by gullies and pools, sand at low tide |
A raft of 20 or so on pool surface | Paula Ferris |
| Common | 10/07/2011 | Hope Gap, Susex Chalk platform with channels, flints and a seaweed covering (Pepper Dulse being dominant) |
Seen in two spots - 20-30 individuals under one large stone and several in a rock pool on the surface film | Nigel Sawyer |