Live specimens found further north than the main range of the species. Left: intertidal, live specimen from an area where others have been found near translocated oysters, Galway, Ireland, March 2023. © J. O’Neill. Right: sublittoral, isolated single, live specimen from locality with possible translocation of local Pecten maximus, north-west Anglesey, Wales, June 2019. © P. Brazier; another singleton recorded nearby in 2003.