| Number seen/Abundance | Date | Location | Comments | Recorded by |
|---|---|---|---|---|
| Present | 2006-03-01 | Intertidal below Hen Cliff, Kimmeridge |
Steve Trewhella | |
| 1 | 2010-05-30 | Ardnave, Islay sandy coastline with rocks and pools further down shore |
Rock pool | Stephen Bungard |
| 2 clumps | 2010-11-21 | Saunton Rocks at north end beneath Saunton Down |
In deep rock-pool on shore platform at low tide. Not sure which Codium, under scope, covered in tiny pimples, felt firm rather than velvety, photo coming | Paula Ferris |