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

A sea slug (Doris sticta)

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



A distinctive species of sea slug quite unlike any other in the British Isles. It is pale yellow in colour with many protrusions all over the body which have brown to purple tips. It can grow up to 45 mm in length.

Recorded distribution in Britain and Ireland

West coast of Ireland, Skomer Island, South Wales, Lundy, English Channel.

Global distribution



Considered to be a sponge eating species hence is likely to be found on sponges although sponge preference is unknown.

Depth range


Identifying features

  • Yellow with purple tipped tubercles.
  • Network of channels that connect tubercles.
  • Length up to 45 mm.

Additional information

No text entered

Listed by

- none -

Further information sources

Search on:


  1. 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.]

  2. JNCC (Joint Nature Conservation Committee), 1999. Marine Environment Resource Mapping And Information Database (MERMAID): Marine Nature Conservation Review Survey Database. [on-line]

  3. Picton, B. E. & Morrow, C.C., 1994. A Field Guide to the Nudibranchs of the British Isles. London: Immel Publishing Ltd.


  1. Conchological Society of Great Britain & Ireland, 2018. Mollusc (marine) data for Great Britain and Ireland - restricted access. Occurrence dataset: accessed via on 2018-09-25.

  2. Conchological Society of Great Britain & Ireland, 2018. Mollusc (marine) data for Great Britain and Ireland. Occurrence dataset: accessed via on 2018-09-25.

  3. National Biodiversity Network (NBN) Atlas website. Available from:

  4. OBIS,  2018. Global map of species distribution using gridded data. Available from: Ocean Biogeographic Information System. Accessed: 2018-12-13


This review can be cited as:

Wilson, E. 2007. Doris sticta A sea slug. 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 13-12-2018]. Available from:

Last Updated: 02/08/2007