| Number seen/Abundance | Date | Location | Comments | Species |
|---|---|---|---|---|
| 1 | 2010-05-01 | Outer Mulberry Wreck of a class A mulberry harbour unit, just out from Pagham harbour in West Sussex |
Not sure about the identification - photos sent of sighting. moving over sea bed at about 11m depth I would estimate it at about 20-25mm | Facelina bostoniensis |