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.

Polydora giardi

Range & Status

Recorded from the coasts of south-west Britain, the Channel (Hayward & Ryland, 1990) and Norfolk (A. Muir, pers . comm ). Local records only from White Island, Isles of Scilly. A benthic species; found in the low eulittoral; a very small worm some 8-10 mm length found on rocky reefs in Laminaria holdfasts and amongst Lithothamnion spp.


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.

Cornish Biodiversity Network. 2017.