Corallina officianalis is a species of red algae. It can be found on rocks in midtidal pools, the lower intertidal, and shallow subtidal. It is widespread and abundant, especially on exposed coasts.
M.D. Guiry. Corallina officinalis. in Guiry, M.D. & Guiry, G.M. 2016. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org; searched on 29 June 2016.