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Lophelia reef (also known by its Wakashan name q̓áuc̓íwísuxv [1] [2]) is a coral reef that lies some 200 m underwater in Finlayson Channel in British Columbia, Canada. It is Canada's only known living coral reef, and the Pacific Ocean 's northernmost known coral reef.
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 ...
Hudson Bay, [a] sometimes called Hudson's Bay (usually historically), is a large body of saltwater in northeastern Canada with a surface area of 1,230,000 km 2 (470,000 sq mi). It is located north of Ontario , west of Quebec , northeast of Manitoba , and southeast of Nunavut , but politically entirely part of Nunavut. [ 5 ]
Lophelia pertusa is a reef building, deep water coral, but it does not contain zooxanthellae, the symbiotic algae which lives inside most tropical reef building corals. [6] Lophelia lives at a temperature range from about 4–12 °C (39–54 °F) and at depths between 80 metres (260 ft) and over 3,000 metres (9,800 ft), but most commonly at ...
An atoll lagoon is a circular coral reef or several coral islands that surround a lagoon. Atoll lagoons are often much deeper than coastal lagoons. [ 24 ] Most lagoons are very shallow meaning that they are greatly affected by changed in precipitation, evaporation and wind.
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 ...
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Gabriela Silang Reef (Erica Reef) Gaven Reefs / Gaven North Reef / Gaven South Reef; H. Half Moon Shoal; Hardy Reef (Hubo Reef) Hubo Reef (Hardy Reef) Hughes Reef (Dongmen Reef) I. Investigator Shoal (Pawikan Reef) Irving Reef (Balagtas Reef) Itu Aba (Ligao Island, Taiping Island) J. James Shoal; Johnson Reef: Johnson North Reef (Collins ...