Name image Location Coordinates Notes Red Sea to Madagascar 0°03′05″S 50°50′46″E / 0.051377°S 50.846055°E / -0.051377; 50.846055 Amazon Reef Off the coast of French Guiana and northern Brazil 1°N 49°W / 1°N 49°W / 1; -49 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 (9,300 km²) of area. Angria Bank Off the coast of Vijaydurg , Maharashtra, India 16°26′N 72°02′E / 16.43°N 72.03°E / 16.43; 72.03 Apo Reef Mindoro Strait , Philippines 12°39′42″N 120°24′52″E / 12.66167°N 120.4144°E / 12.66167; 120.4144 This is the Philippines' largest reef and the world's second-largest contiguous coral reef system. Arrecifes de Cozumel National Park Cozumel , Mexico 20°10′25″N 87°00′46″W / 20.1737°N 87.0129°W / 20.1737; -87.0129 Part of the Mesoamerican Barrier Reef System Bar Reef Kalpitiya peninsula, Sri Lanka 8°13′48″N 79°26′24″E / 8.2300°N 79.4400°E / 8.2300; 79.4400 This coral reef has more biodiversity than in any of the waters of India. It is one of only a few pristine systems in Sri Lanka. Belize Barrier Reef Belize 17°11′08″N 87°19′26″W / 17.1856°N 87.324°W / 17.1856; -87.324 This is the second biggest coral reef system on Earth, the largest being the Great Barrier Reef . It is approximately one third the size of the 900km long Mesoamerican Barrier Reef System . Benares Shoals Peros Banhos atoll, northern Chagos Archipelago 5°09′S 71°24′E / 5.15°S 071.40°E / -5.15; 071.40 Blake Plateau reef Southeastern United States 31°N 79°W / 31°N 79°W / 31; -79 Coral Triangle Mainly Indonesia 3°58′13″N 134°49′10″E / 3.970166°N 134.819424°E / 3.970166; 134.819424 Called the "Amazon of the seas", this is a large area defined within a triangular area in the waters of Indonesia, Malaysia, Papua New Guinea, Philippines, Solomon Islands and Timor-Leste. Daintree Reef Coral Sea , Queensland, Australia 16°01′58″S 145°26′06″E / 16.032856°S 145.434958°E / -16.032856; 145.434958 Named after geologist and photographer Richard Daintree , this system is adjacent to the Daintree Rainforest . Darwin Mounds Off the northwest coast of Scotland 59°27′N 7°08′W / 59.45°N 7.13°W / 59.45; -7.13 Located around 1,000 m (3,280 feet) below the surface, this system consists of a big field of sand mounds. Filippo Reef 450 km east of Starbuck Island in the Pacific Ocean 5°18′S 151°30′W / 05.30°S 151.50°W / -05.30; -151.50 Flinders Reef Off Moreton Island in the Coral Sea , Queensland, Australia 26°59′18″S 153°26′31.4″E / 26.98833°S 153.442056°E / -26.98833; 153.442056 French Frigate Shoals Northwestern Hawaiian Islands 23°26′44″N 166°50′46″W / 23.4456°N 166.846°W / 23.4456; -166.846 This is a 32-kilometre (20 mi; 17 nmi) long, crescent-shaped reef maintained by the United States Fish and Wildlife Service as a field station within the Papahānaumokuākea Marine National Monument . Great Barrier Reef Coral Sea , Queensland, Australia 18°10′16″S 147°25′12″E / 18.1710°S 147.4200°E / -18.1710; 147.4200 The largest in the world Isla Pérez Gulf of Mexico 22°14′02″N 89°25′12″W / 22.2340°N 89.4200°W / 22.2340; -89.4200 Kingman Reef North Pacific Ocean 6°14′N 162°15′W / 6.23°N 162.25°W / 6.23; -162.25 Roughly triangular in shape Lansdowne Bank Coral Sea 20°21′S 160°18′E / 20.35°S 160.30°E / -20.35; 160.30 This is one of the biggest banks on Earth. Lyra Reef Papua New Guinea 1°27′S 153°12′E / 1.45°S 153.20°E / -1.45; 153.20 Manuel Luis Reefs Brazil 0°54′48″S 44°19′10″W / 0.913302°S 44.319530°W / -0.913302; -44.319530 The largest coral reef of South America. Maro Reef Northwestern Hawaiian Islands 25°24′54″N 170°35′24″W / 25.415°N 170.590°W / 25.415; -170.590 This reef is named after the ship Maro , captained by Captain Joseph Allen who discovered the reef in 1820. Mesoamerican Barrier Reef System From the Yucatán Peninsula to Honduras 18°20′38″N 87°25′18″W / 18.343938°N 87.421764°W / 18.343938; -87.421764 Also known as the Great Mayan Reef or Great Maya Reef, this is a World Heritage Site . Mexico Rocks Ambergris Caye , Belize 18°03′01″N 87°33′19″W / 18.05021°N 87.555174°W / 18.05021; -87.555174 This area consists mainly of boulder corals and comprises about 100 Holocene patch reefs in a cluster on a ridge made of Pleistocene limestone . Miami Terrace Reef Florida , United States 25°27′N 79°33′W / 25.45°N 79.55°W / 25.45; -79.55 This is a deep reef system that lies at 200 to 600 metres (656 to 1,969 ft) below sea level. Minami-Tori-shima Japan 24°10′16″N 153°35′06″E / 24.1712°N 153.5850°E / 24.1712; 153.5850 Minerva Reefs Fiji and Tonga 23°23′S 178°32′W / 23.38°S 178.54°W / -23.38; -178.54 Miri-Sibuti Coral Reef National Park Sarawak , Malaysia 4°11′N 113°31′E / 4.19°N 113.51°E / 4.19; 113.51 This is a protected area and popular dive site. Necker Island Northwestern Hawaiian Islands 23°34′30″N 164°42′01″W / 23.575°N 164.700278°W / 23.575; -164.700278 Included within the Papahānaumokuākea Marine National Monument . The second-largest marine habitat in the Northwestern Hawaiian Islands , totaling 385,000 acres (156,000 ha). Lacks a fringing reef but has a shallow reef, beyond which extend deep-water coral shelves for many miles. Habitat includes 16 species of stony coral and is the easternmost place in the Hawaiian Islands where table corals of the genus Acropora New Caledonia Barrier Reef New Caledonia 20°14′39″S 164°20′09″E / 20.2443°S 164.3359°E / -20.2443; 164.3359 This is a double-barrier coral reef, and the second-longest on Earth, the longest being the Belize Barrier Reef . Ningaloo Coast Western Australia 22°20′04″S 113°29′01″E / 22.3345°S 113.4837°E / -22.3345; 113.4837 A World Heritage Site , this reef is noted for whale sharks . North East Reef Western Australia 28°15′05″S 113°29′03″E / 28.2513°S 113.4841°E / -28.2513; 113.4841 Osprey Reef Coral Sea , Australia 13°54′29″S 146°36′55″E / 13.90806°S 146.61528°E / -13.90806; 146.61528 Palancar Reef Cozumel , Mexico 20°17′48″N 87°01′06″W / 20.296685°N 87.018439°W / 20.296685; -87.018439 A popular diving location, this is part of the Arrecifes de Cozumel National Park . Qixingyan (Taiwan) Pingtung County , Taiwan 21°27′12″N 120°29′34″E / 21.453198°N 120.492894°E / 21.453198; 120.492894 This is a shallow system with parts being visible at low tide. Many shipwrecks have occurred here. Reunion Island's coral reef Réunion 21°05′06″S 55°13′17″E / 21.0851°S 55.2214°E / -21.0851; 55.2214 Threatened in recent times by an increase in human exploitation as well as pollution Røst Reef Lofoten , Norway 67°29′02″N 12°01′08″E / 67.483951°N 12.018849°E / 67.483951; 12.018849 This is the largest Lophelia Scorpion Reef Yucatán , Mexico 22°13′33″N 89°24′21″W / 22.2258°N 89.40578°W / 22.2258; -89.40578 This reef is part of the Campeche Bank archipelago. Sha`b Abu Nuhas Northern Red Sea 27°34′01″N 33°55′01″E / 27.567°N 33.917°E / 27.567; 33.917 Considered a hazard to ships, this is a popular diving site. South Sentinel Island Andaman Islands 10°35′02″N 92°07′54″E / 10.5840°N 92.1318°E / 10.5840; 92.1318 Sula Reef Sør-Trøndelag , Norway This reef is composed of Lophelia pertusa Tubbataha Reef Sulu Sea , Philippines 8°33′N 119°33′E / 8.55°N 119.55°E / 8.55; 119.55 This reef system contains a very high density of different species and is designated a World Heritage Site . Tubbataha reef is the world's richest and most pristine reef. Virgin Islands Caribbean Sea 18°00′N 65°00′W / 18.0°N 65.0°W / 18.0; -65.0 Scleractinian corals , Millepora . Yabiji Ryukyu Islands 25°00′00″N 125°16′00″E / 25.0°N 125.266667°E / 25.0; 125.266667 Reef grouop composed of about 300 kinds of corals. 
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