Observation - Coralline Algae. Description: Encrusting, gorgeous off-pink and hard algae.
Encrusting, gorgeous off-pink and hard algae. Mostly found on rock but here shown on Kelp stalk.
The 'limpet' in P1 seems to be engulfed.
EDIT - updated HyperlinkI am not quite as certain as my ID panel suggests but there is a close lookalike here - http://doris.ffessm.fr/Especes/Algue-feuille-de-pierre-encroutante3