What type of ecosystem in the Great Barrier Reef?

The Great Barrier Reef is a diverse marine ecosystem characterized by coral reefs, seagrass beds, and mangrove forests. It supports a rich variety of marine life, including numerous species of fish, mollusks, sea turtles, and marine mammals. The reef's intricate structure provides habitat and breeding grounds for many organisms, making it one of the most biologically diverse ecosystems on the planet. Additionally, it plays a crucial role in coastal protection and supports tourism and fishing industries.