| Number seen/Abundance | Date | Location | Comments | Recorded by |
|---|---|---|---|---|
| 1 | 2003-04-17 | Tresaith West Wales (near Aberporth). |
15 cms long, and quite close to the waters edge, when the tide was far out. | Mary Evans |
| 1 | 2003-01-26 | Massmount, Mulroy Bay, Co Donegal, Ireland 10m depth approx 50m from shore. |
On muddy seabed | Kathleen King |
| 20-30 | 2003-02-01 | Fromby near Southport |
I would estimate in a 100 metre section of beach there could have been as many as 20- 30. Several were alive and put back into the pools on the beach. | Andrew Rowett |
| 1 | 2005-02-28 | Near Daltote, Loch Sween |
Found, lying on its back, on Fucus vesiculosus belt on shore. Was photographed and returned to sea. Photographs available. | Liam Mason |
| 1 | 2005-10-27 | Winchelsea Beach |
Near the rock pools | Sharron Woodward |
| 1 | 2005-11-14 | Washed up on the Westward Ho! beach. |
Washed up on beach | S Stirzaker |
| 3 | 2006-01-22 | Squires Gate Beach at Squires Gate between Blackpool and St. Annes |
1 alive put back in water 2 dead. Have only seen one before on this beach. | Pamela Irving |
| 2 | 0000-00-00 | South coast of Lindisfarne, near the harbour. |
1 large about 5/6 inches. 1 small 3/4 inches. both washed up on strand line | Pamela Irving |
| 1 | 2007-01-01 | Denge Beach, Dungeness, Kent |
Alive. Returned to sea. | Steven Kirk |
| One | 2007-01-21 | Letterfearn |
Seen on the suface of the sand. Approx 10-15 cm in length | Pete Deeming |
| 3 | 2003-03-23 | Fleetwood north Fleetwood north, Flyde coast |
Stranded in seaweed | Kathryn Turner |
| 1 | 2009-01-03 | Gullane Beach Gullane Beach, East Lothian |
Washed up on high tide line | Mrs Horsfield |
| 1 | 2009-07-24 | Saunton Sands Half of one mile south from North End on sand 2 hours after low spring tide just above tide line |
10cms long & lying upside down fully open on the sand. Photos available upside down & curled up | Paula Ferris |
| 1 | 2010-04-02 | Saunton sands Near strand line, towards Airey Point on Saunton Sands |
Dead and decaying animal stranded on sand at low tide. Only the second I have seen here though I walk the shore regularly. Rob Jutsum, Paula\'s husband | Paula Ferris |
| 2 | 2010-04-06 | Exmouth Beach Between Lifeboat Station and dead end of Queens Drive |
Washed up along high tide line with seaweed - 13cm & 10cm in length | Gareth Bridel |
| 2 | 2010-04-06 | Exmouth Beach Between Lifeboat Station and dead end of Queens Drive |
Washed up along high tide line with seaweed - 13cm & 10cm in length | Gareth Bridel |
| 2 | 2010-04-06 | Exmouth Beach Between Lifeboat Station and dead end of Queens Drive |
Washed up along high tide line with seaweed - 13cm & 10cm in length | Gareth Bridel |
| 1 | 2010-04-06 | Skerries Beach On the stony area of the beach when the tide was out. |
Spotted in beside a small rock pool. 1 ft squared approx. | Louise O'Reilly-Ryan |
| 1 | 2010-04-27 | Harlech Beach Waters edge at very low tide. |
at waters edge at low tide, still alive. | Clare Ward |
| 1 | 2010-09-08 | Dawlish Warren Sandy shore at low tide approx. 13hrs 8th September 2010 |
Dead on sandy sea shore at low tide | Paul Merritt |
| 100 | 2010-11-19 | Cleveleys Lancashire Spotted what appeared to be around a hundred or so of these sea mice? on the beach at Cleveleys near Blackpool Lancashire. Some appeared to be alive, probably washed up as the tide had only just come in. Never seen these creatures before and had to google to try to identify. They were quite big, about 6 or 7 inches. |
on beach | Carole Croston |
| 1 | 2010-11-20 | Burton Bradstock Burton Bradstock |
Dead specimin washed up above tideline. Approx 4 in long. | Thom Leggett |
| 1 | 23/03/2011 | Dawlish, Devon On the shore at Dawlish Warren. On the edge of a small stream of water running across and down the beach. |
Half buried in sand on flat section of beach, tide was coming in and there were many mussels etc around at a higher level. Creature was around 10cm. | Sandra Quinn |
| 3 | 02/06/2011 | Saunton In rock pools & crevices at north end of Saunton Sands and the adjacent sand |
Ranging from 4 - 10 cms long, stranded on sand near rocks, low shore, all alive, one only just. | Paula Ferris |
| 1 | 28/01/2012 | Northam North Devon, near Westward Ho ! |
Half buried in sand, big dropping tide | graham butcher |
| 30+ | 07/04/2012 | Benlech anglesey north end of Benlech beach, stream coming down to the beach at the edge of sand/rocks |
looked like they had been washed up onto the highest level of the beach. Tides had been high and weather rough on preceding days | ruth mure |