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A coral reef is an underwater ecosystem characterized by reef-building corals. Reefs are formed of colonies of coral polyps held together by calcium carbonate. [1] Most coral reefs are built from stony corals, whose polyps cluster in groups. Coral belongs to the class Anthozoa in the animal phylum Cnidaria, which includes sea anemones and ...
Isolated coral patch reefs occur northward from Biscayne National Park as far north as Stuart, in Martin County. Coral reefs are also found in Dry Tortugas National Park west of the Marquesas Keys. The reefs are 5,000 to 7,000 years old, having developed since sea levels rose following the Wisconsinan glaciation. [3]
The Great Barrier Reef is the world's largest coral reef system, [1] [2] composed of over 2,900 individual reefs [3] and 900 islands stretching for over 2,300 kilometres (1,400 mi) over an area of approximately 344,400 square kilometres (133,000 sq mi).
Florida's Coral Reef stretches from below the Keys to north of West Palm Beach, it's home to countless marine life, and it's in danger.
Fringing reefs are the most common type of reef found in the Philippines, Indonesia, Timor-Leste, the western coast of Australia, the Caribbean, East Africa, and Red Sea. [1] [2] [8] [3] The largest fringing coral reef in the world is the Ningaloo Reef, stretching to around 260 km (160 mi) along the coastline of Western Australia. [1]
The fate of coral reefs are in resorts’ hands. Bleaching coral in Florida. To Thuhufa, coral bleaching is one of the most pressing issues for the islands and “something the whole world is ...
Scientists have warned about corals’ fate for years. In 2018, the Intergovernmental Panel on Climate Change estimated that 70% to 90% were at risk of “long-term degradation” if global ...
Coastal communities near coral reefs rely heavily on them. Worldwide, more than 500 million people depend on coral reefs for food, income, coastal protection, and more. [141] The total economic value of coral reef services in the United States – including fisheries, tourism, and coastal protection – is more than $3.4 billion a year.