title: Ceramium circinatum
text: # Ceramium circinatum
  
  Ceramium circinatum is a small marine red algae.
  
  ## Description
  
  This small red alga is filamentous, cylindrical with branched axes. It has 10 periaxial cells, that is a ring of cells forming a ring around the axis. It is not completely corticated and does not bear spines. The apices of the branches are hooked inwards.
  
  ## Distribution
  
  This is a Mediterranean species. Records shown from Great Britain may be misidentifications as it may be mistaken as Ceramium virgatum. However, it is reported from Iceland where the species is red listed a vulnerable species (VU).
  
  