| Number seen/Abundance | Date | Location | Comments | Recorded by |
|---|---|---|---|---|
| R | 2004-04-07 | Helford passage + Bar beach, Helford River, Cornwall. |
Rockpools mid-shore | Ruth Williams |
| P | 2004-08-03 | Snapes Point Snapes Point - sheltered shore |
Single seaweed, first observation of this species at this site | Nigel Mortimer |
| Present | 2004-06-05 | Wembury Wembury Beach, Devon. Rocky shore with some sandy patches. |
Found in deep rockpools on the lower shore. | Seashore Safari |
| common | 2006-06-09 | Gorah Rocks, East Prawle |
Judith Oakley | |
| Frequent | 2006-08-24 | Gorah Rocks, East Prawle, South Devon |
Guy Baker | |
| None | 2007-01-23 | Branscombe Bay, Devon |
Milly Hatton-Brown | |
| None | 2007-07-20 | Branscombe beach |
Milly Hatton-Brown | |
| present | 2007-07-14 | peveril point swanage dorset |
Steve Trewhella | |
| Not Found | 2008-04-18 | Mount Batten N50:21:25 W4:07:40 |
Rockpools | Seashore Safari |
| 3 | 2009-05-24 | Stackhouse Cove, Penzance In gulleys and under overhangs at Stackhouse Cove during a low of 0.9m |
In rockpool | Larissa Paver |
| ? | 2009-06-24 | Hannaine Bay, Guernsey Sheltered LLR/LCS Faces SW |
Midshore in pool | Susan Allender |
| large patches | 07/05/2012 | Porthcothan The 'fair pools'. The rock pools to east of Porthcothan bay, Cornwall. |
Seaweed was observed during a low spring tide (lower littoral) in rock pools. | Emma Lane |