Orange sea star

Scientific name : Echinaster luzonicus

Sea star with normally 6 arms, conical and with blunt tip. The background colour is highly variable, pink to yellow, orange, red, brown. Small, regularly spaced papillae on the dorsal side. 15 cm diameter.
Encountered in bay, lagoon or in the back reef.
In its orange form confusion is possible with Leiaster speciosus, having cylindrical arms and papillae in a rectangular pattern, or with Nardoa galatheae, having a mesh-like pattern.

Associated organisms
Often host for the commensal shrimp Periclimenes soror, sometimes for the platyctaene Ctenophore Coeloplana astericola

	Description	Author	Place	Size
	Echinaster luzonicus	DANIELE IOP	Indonesia, Lembeh strait	727 kB