Nomes alternativos: Acanthaster planci
Crown-of-thorns starfish are large starfish that received their name from the venomous spines that cover their supper surface. This species of starfish is found in the Indo-Pacific, most commonly around the Australian coast. They inhabit areas with coral reefs or hard coral communities. Crown-of-thorns starfish are 25 to 35 cm in diameter but can grow to be as large as 80 cm.