Which is the largest coral reef in the world ? 

The correct answer is 'Great Barrier Reef'

Key Points

• Great Barrier Reef:
  • The Great Barrier Reef is the world's largest coral reef system.
  • Located in the Coral Sea, off the coast of Queensland, Australia.
  • The reef is composed of over 2,900 individual reefs and 900 islands stretching over 2,300 kilometers (1,400 mi).
  • It is so large that it can be seen from outer space and is the world's biggest single structure made by living organisms.
  • The reef supports a diverse range of marine life and is a UNESCO World Heritage Site.

Additional Information

• Florida Reef:
  • The Florida Reef is the only living coral barrier reef in the continental United States.
  • It is the third-largest coral barrier reef system in the world, after the Great Barrier Reef and the Belize Barrier Reef.
  • Located in the Florida Keys, it extends from Miami to the Dry Tortugas in the Gulf of Mexico.
• Red Sea Coral Reef:
  • The Red Sea Coral Reef is known for its rich marine biodiversity.
  • It stretches along the coastlines of Egypt, Sudan, and Saudi Arabia.
  • While extensive and diverse, it is not as large as the Great Barrier Reef.
• New Caledonia Barrier Reef:
  • The New Caledonia Barrier Reef is the second-longest double-barrier coral reef in the world.
  • Located in the South Pacific, it surrounds the island of New Caledonia.
  • It is a UNESCO World Heritage Site and is known for its rich marine life and diverse ecosystems.

Important Points

• The Great Barrier Reef is a critical marine habitat that supports a wide variety of species, including some that are endangered.
• It faces significant threats from climate change, coral bleaching, pollution, and human activities.
• Conservation efforts are crucial to preserve the reef's biodiversity and ecological importance.