Montastraea cavernosa forms massive boulder or extended plate colonies, with broad polyps (up to 1 cm) in visible star shapes giving a pitted look. Variable colors: brown, green, orange, red-purple. Major Caribbean reef builder, colonies can reach 3 m across and several centuries old. Polyps often extended during the day (unlike most corals). From 1 to 95 m.
Photo of Great star coral
Frequently asked questions
How big is the Great star coral?
Great star coral (Montastraea cavernosa) reaches 30–300 cm in length.
At what depth can you find the Great star coral?
Great star coral is found between 1–95 m deep.
Is the Great star coral dangerous to divers?
Danger level: Harmless.
What is the conservation status of the Great star coral?