91 The Great Barrier Reef Trivia Questions with Answers
91 public questions with answers, drawn from the well. How many can you answer?
Which Great Barrier Reef research station is operated by the Australian Museum?
Answer
Lizard Island Research Station
What natural event releases coral eggs and sperm across the Great Barrier Reef?
Answer
Mass coral spawning
Which organisation runs the Great Barrier Reef’s Long-Term Monitoring Program?
Answer
Australian Institute of Marine Science
Which whale species migrates to the Great Barrier Reef’s warm waters to breed?
Answer
Humpback whale
What substance forms the hard skeletons of most reef-building corals on the Great Barrier Reef?
Answer
Calcium carbonate
What is the scientific name of the crown-of-thorns starfish found on the Great Barrier Reef?
Answer
Acanthaster cf. solaris
Which sea turtle species nests in large numbers on Raine Island in the Great Barrier Reef?
Answer
Green sea turtle
Which giant bivalve species is found on Australia’s Great Barrier Reef?
Answer
Tridacna gigas
What is the scientific name of the Great Barrier Reef’s green sea turtle?
Answer
Chelonia mydas
What is the Great Barrier Reef’s northernmost island group at the entrance to Torres Strait?
Answer
Torres Strait Islands
Which 1981 event made the Great Barrier Reef one of UNESCO’s World Heritage sites?
Answer
World Heritage listing
Which Great Barrier Reef island is also known as the “Green Island” near Cairns?
Answer
Green Island
Which island in Australia’s Great Barrier Reef is famous for Whitehaven Beach?
Answer
Whitsunday Island
Approximately how many individual reefs make up Australia’s Great Barrier Reef?
Answer
About 2,900 reefs
What is the Great Barrier Reef’s southernmost coral cay?
Answer
Lady Elliot Island
Which Australian state contains the Great Barrier Reef?
Answer
Queensland
What is the Great Barrier Reef’s largest island by area?
Answer
Hinchinbrook Island
What agency manages Australia’s Great Barrier Reef Marine Park?
Answer
Great Barrier Reef Marine Park Authority
What is the world’s largest living structure, formed by organisms, according to descriptions of the Great Barrier Reef?
Answer
The Great Barrier Reef
Approximately how many coral species are recorded in Australia’s Great Barrier Reef?
Answer
About 600 species
How long is Australia’s Great Barrier Reef system, measured from north to south?
Answer
About 2,300 kilometres