The Red-Knobbed Starfish (Protoreasterlinckii), on the other hand, “is considered as a voracious scavenger, mainly feeding on sponges, sea anemones, soft corals, etc. It is considered as an enemy of pearl oysters along the coast of the Gulf of Mannar.”*
* My source: https://www.researchgate.net/public...dea_Tuticorin_coast_south-east_coast_of_India