| Number seen/Abundance | Date | Location | Comments | Recorded by |
|---|---|---|---|---|
| O | 2005-08-02 | Far pontoon, Queen Anne's Battery marina |
occasional on other ascidians and on algae | Judith Oakley |
| frequent | 2005-09-26 | Fowey estuary Fowey estuary, marina, Cornwall |
On kelp on pontoons | Judith Oakley |
| common | 2007-10-06 | Kimmeridge Bay |
on weed and seabed | Steve Trewhella |
| Occasional | 2009-06-27 | Torquay Marina All species found on the pontoon floats of Torquay Marina |
Sea squirt | Holly Latham |