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Coral reefs are one of the most well-known marine ecosystems in the world, with the largest being the Great Barrier Reef. These reefs are composed of large coral colonies of a variety of species living together. The corals from multiple symbiotic relationships with the organisms around them. [21] Coral reefs are being heavily affected by global ...
It includes the Florida Reef, the only barrier coral reef in North America [1] and the third-largest coral barrier reef in the world. It also has extensive mangrove forest and seagrass fields. The Florida Keys National Marine Sanctuary, designated on December 28, 1990, [2] was the ninth national marine sanctuary to be established.
The Cozumel reef system is part of the Mesoamerican Barrier Reef System, the second largest coral reef system in the world. [ 3 ] [ 4 ] Even though almost the entire island of Cozumel is surrounded by coral reefs , the park only encompasses the reefs on the south side of the island.
A sand bar (Ahu o Laka), Kapapa, and Kekepa (Turtleback Rock) are all islets on the barrier reef. Two islands within Kāneʻohe Bay are prominent: Mokoliʻi and Moku o Loʻe (Coconut Island), the largest of the five. Mokoliʻi is a volcanic remnant at the very north end of the Bay, site of former Kualoa Airfield.
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 ...
The park was established in 1979 and covers 2700 hectares (6700 acres) and includes a coral reef, seagrass, and mangrove vegetation. [2] [3] The Lac Bay lagoon is also part of the underwater park. In 1999, the underwater park received the status of national park from the Netherlands Antilles.
The Amazon Reef (also referred to as the Amazonian Reef) is an extensive coral and sponge reef system, located off the coast of French Guiana and northern Brazil. It is one of the largest reef systems in the world known to exist, with scientists estimating its length to be over 600 miles (970 km) long, and covering over 3,600 square miles ...
Great Barrier Reef is a nature documentary series exploring the wildlife of the eponymous coral reef off Australia's coast. It was presented by Monty Halls and co-produced by the BBC Natural History Unit , Discovery Channel and Digital Dimensions.