title: Okenia aspersa
text: # Okenia aspersa
  
  Okenia aspersa is a species of sea slug, a Dorid nudibranch, a marine gastropod mollusc in the family Goniodorididae.
  
  ## Distribution
  
  This species was first described from Cullercoats, North Sea. It has subsequently been reported widely in Britain and Ireland and north to Norway and south to Arcachon Bay, France.
  
  ## Description
  
  This goniodorid nudibranch is translucent white in colour, with spots and blotches of red-brown and cream It shows marbling over the body, on the pallial tentacles, rhinophores and gills.
  
  ## Ecology
  
  Okenia aspersa feeds on the tunicate Molgula occulta, family Molgulidae which lives buried in muddy sand seabeds.
  
  