Long antennae, communal and quick moving. Very common on all shores here - well everywhere!
"An oniscid isopod"
No interactions present.
This can hardly be mistaken but there is a reference here to a second species -
I can find no records of this in the UK neither does it does figure in Hayward & Ryland. But records are on the Web -
THREE MARINE PROJECTS
Ligia exotica Roux, 1828 has a circum-tropical coastal distribution. There are lots of Ligia (an ancient genus) scattered around the planet, but L.oceanica is our (only) north-western European representative. Ligia italica (which looks a bit similar) occurs around the Mediterranean (but doesn't make it onto the Atlantic coast).
BMIG website: www.bmig.org.uk (centipedes, millipedes & woodlice)
BMIG Newsletters ~ www.bmig.org.uk/view/resource/bmig-newsletter
BMIG Bulletins ~ www.bmig.org.uk/view/resource/bmig-bulletin
including all Ligia - http://www.oniscidea-catalog.naturkundemuseum-bw.de/Cat_terr_isop.pdf
Smart, thanks. An excellent link but I wish he was a photographer and diagnostic artist!
Lat/Lng: 58.9226, -3.1178
OS grid ref: HY357044
Upper shores; sand and stones