| Number seen/Abundance | Date | Location | Comments | Recorded by |
|---|---|---|---|---|
| abundant | 2005-08-21 | Bayards cove dartmouth harbour |
Frequently caught by children | Sonia Rowley |
| n/a | 2010-02-12 | Thurstaston Beach Thurstaston Beach, Wirral, Merseyside. Recorded by Wirral Wildlife & Kathryn Turner |
Dead specimens | North West Wildlife Trusts Irish sea |
| 20 | 18/04/2011 | New Brighton Rock pools next to the concrete sea defences. |
Many dead but some smaller ones (between 3 and 8cm) were still alive. | Victoria Stretch |