What is the name of the starfish that preys on corals and can cause large-scale reef damage?
Answer
Crown-of-thorns starfish
80 Coral Reefs Trivia Questions with Answers
80 public questions with answers, drawn from the well. How many can you answer?
What is the name of the largest coral reef in the continental United States?
Answer
Florida Reef
What is the common name for corals in the genus Montastraea?
Answer
Star coral
What type of coral forms massive boulder-like structures?
Answer
Brain coral
What is the typical growth rate of branching corals like Acropora in optimal conditions?
Answer
10 cm per year
What is the name of the coral disease characterized by a white band of dead tissue?
Answer
White band disease
What is the name of the coral reef located off the coast of Belize that is a UNESCO site?
Answer
Belize Barrier Reef
What is the name of the deep-sea coral species that forms reefs in cold, dark waters?
Answer
Lophelia pertusa
What ocean contains the greatest diversity of coral reefs?
Answer
Pacific Ocean
What is the main mineral compound that makes up coral skeletons?
Answer
Calcium carbonate
What type of coral reef is directly attached to the shoreline?
Answer
Fringing reef
What is the common name for the coral species Acropora cervicornis?
Answer
Staghorn coral
What is the largest atoll in the world by total area?
Answer
Great Chagos Bank
What highly contagious disease has devastated Caribbean coral reefs since 2014?
Answer
Stony coral tissue loss disease
What species is the world's largest known coral colony, discovered in 2024?
Answer
Pavona clavus
What is the name of the region with the highest coral reef biodiversity?
Answer
Coral Triangle
What is the largest raised coral atoll in the world?
Answer
Aldabra
What is the phenomenon where increasing CO2 makes oceans more acidic, harming corals?
Answer
Ocean acidification
What sea is the Great Barrier Reef located in?
Answer
Coral Sea
What is the symbiotic algae found in coral tissues called?
Answer
Zooxanthellae
What is the term for the loss of color in corals due to stress?
Answer
Coral bleaching
What are the tiny animals that build coral reefs called?
Answer
Coral polyps