Aldisa sanguinea
(Cooper, 1873)

Order: NUDIBRANCHIA
Suborder: DORIDINA
Superfamily: EUDORIDOIDEA
Family: Dorididae

DISTRIBUTION

Oregon to Gulf of California, Mexico.

PHOTO

North Monastery Beach, 10m, Carmel, California, USA. Approx 25mm long. Photo: Clinton Bauder.

Red with one or two dark spots in the dorsal midline which look like the oscula (exhalant pores) of sponges. There is sometimes traces of a light brown or cream transverse streak on each side the mantle about midway. Grows to about 25mm long.

Found from the intertidal to about 10m. The orange egg ribbons, form a 4 whorl spiral and a laid on their sponge food. It is reported to feed on the orange sponges Ophlitaspongia pennata and Hymendesmia brepha.

Reference:
• Millen, S. V. & Gosliner, T. M. 1985. Four new species of dorid nudibranchs belonging to the genus Aldisa (Mollusca, Opisthobranchia), with a revision of the genus. Zoological Journal of the Linnean Society, 84(3):195-233.

Authorship details
Rudman, W.B., 2002 (February 18) Aldisa sanguinea (Cooper, 1873). [In] Sea Slug Forum. Australian Museum, Sydney. Available from http://www.seaslugforum.net/factsheet/aldisang

Related messages

  1. Aldisa sanguinea from Monterey, California
    From: John Yasaki, March 31, 2009
  2. Aldisa sanguinea from California
    From: Clinton Bauder, July 28, 2007
  3. Aldisa sanguinea from Point Lobos, California
    From: Clinton Bauder, May 3, 2007
  4. Aldisa sanguinea from Carmel, California
    From: Clinton Bauder, April 27, 2006
  5. Re: Aldisa sanguinea from British Columbia
    From: Brian K. Penney, November 5, 2005
  6. Aldisa sanguinea from British Columbia
    From: Marli Wakeling, November 4, 2005
  7. Re: Aldisa sanguinea from British Columbia
    From: Jeff Goddard, November 4, 2005
  8. Aldisa sanguinea, a fairly uncommon nudibranch
    From: Bruce Wight , August 8, 2003
  9. Aldisa sanguinea from Carmel, CA
    From: Clinton Bauder, February 20, 2002

Show factsheet and all related messages