The descriptive text, below the map, is from the Cornish Red Data Book (2009). The map on this web page depicts the organisms distribution and shows the records made pre-2000 and those made since.
Range & Status
A sublittoral species, found attached to Laminaria holdfasts and a variety of hard substrates. A southern species, common in the Mediterranean and reaching the northern limit of its range from the Isles of Scilly, through to the south coast of Dorset. Found on stone and shell, offshore to 200m. This warm temperate water species has a range from the shores of south-western Britain, south to Madeira and the Mediterranean.
I.J. Bennallick, S. Board, C.N. French, P.A. Gainey, C. Neil, R. Parslow, A. Spalding and P.E. Tompsett. eds. 2009. Red Data Book for Cornwall and the Isles of Scilly. 2nd Edition.Croceago Press.
The Cornish Red Data Book Project was led by the Cornwall and Isles of Scilly Federation for Biological Recorders (CISFBR). The full text and species accounts (minus the maps) are available on the CISFBR website.