Common name : red thorny oyster
Aspect : robust shell, rounded and rather elongated in height. The lower valve is cemented to the substrate and therefore more convex than the left valve. The colored outer surface is covered with thorns or scales with irregular ribs. Straight hinge forming two small ears at the top of the valves. Robust joint with two strong curved teeth and two deep and symmetrical cavities on each valve.
Feeding : filtration of microorganisms in suspension
Environment : shallow waters, coral areas
Spondylus spinosus Schreibers, 1793