Cornish Biodiversity Network  -  Supporting Wildlife Recording

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Cornish Red Data (2009)

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.

Planes minutus - Columbus' crab

Range & Status

A pelagic species found on floating brown seaweed Sargassum spp., undersides of

ships, amongst barnacles Lepas spp., on floating timbers, ropes and buoys and under the tail of various turtle species. Between December 2006 and January 2007 in excess of 19 specimens were recorded around the Cornish coastline. More recently, 2008, four specimens were found on a log at Perranporth, one under the tail of a Loggerhead Turtle Caretta caretta stranded on the Cornish shoreline and 30 specimens embedded in foam on aircraft wreckage at Bude.

Click here to see Aphotoflora images by David Fenwick


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.