information on the biology of species and the ecology of habitats found around the coasts and seas of the British Isles

A bristleworm (Lumbrineris tetraura)

Distribution data supplied by the Ocean Biogeographic Information System (OBIS). To interrogate UK data visit the NBN Atlas.



Lumbrineris tetraura is a large polychaete growing up to 40 cm in length. The species is iridescent pale pink or red in colour and possesses yellow acicula. It has an elongated body and is worm like in appearance.

Recorded distribution in Britain and Ireland

Recorded from scattered locations around the coast of Britain.

Global distribution



Lumbrineris tetraura occurs from low water to considerable depths. It occupies a variety of substrata including clean or slightly muddy sand, shell gravel and algal holdfasts.

Depth range


Identifying features

  • Iridescent pale pink or red in colour
  • Up to 40 cm in length
  • 500 or more segments
  • No gills present
  • Yellow acicula
  • Curved, bladed simple chaetae in first 40-80 segments
  • Four short anal cirri
  • No jointed crochets
  • Simple crochets lacking from first 5 chaetigers

Additional information


Listed by

- none -

Further information sources

Search on:


  1. Hayward, P.J. & Ryland, J.S. (ed.) 1995b. Handbook of the marine fauna of North-West Europe. Oxford: Oxford University Press.

  2. Howson, C.M. & Picton, B.E., 1997. The species directory of the marine fauna and flora of the British Isles and surrounding seas. Belfast: Ulster Museum. [Ulster Museum publication, no. 276.]


  1. NBN (National Biodiversity Network) Atlas. Available from:

  2. OBIS (Ocean Biogeographic Information System),  2019. Global map of species distribution using gridded data. Available from: Ocean Biogeographic Information System. Accessed: 2019-06-16


This review can be cited as:

Riley, K. 2003. Lumbrineris tetraura A bristleworm. In Tyler-Walters H. and Hiscock K. (eds) Marine Life Information Network: Biology and Sensitivity Key Information Reviews, [on-line]. Plymouth: Marine Biological Association of the United Kingdom. [cited 16-06-2019]. Available from:

Last Updated: 06/01/2003