What is the largest coral reef system in the world located off the coast of Australia?

The Great Barrier Reef is the largest coral reef system in the world, stretching over 2,300 kilometers along the northeast coast of Australia. It is renowned for its vast biodiversity, housing thousands of species, including many that are unique to the reef. The ecosystem consists of approximately 2,900 individual reefs and 900 islands, making it a UNESCO World Heritage site and a significant natural wonder.

The Great Barrier Reef's unique location and climate conditions contribute to its extensive growth and health, providing a habitat for numerous marine organisms. It plays a crucial role in the environment by supporting marine life, protecting coastal areas, and contributing to the local economy through tourism and fishing activities. This extensive and complex ecosystem is vital not only to Australia but also to the global environment.