A reef is a rock, sandbar, or other feature below the water surface (less than 80 meters below low water). The best-known reefs are the coral reefs in...

The Great Barrier Reef is the world's largest coral reef stretching over 1,400 miles. It is near the coast of Queensland, Australia. It is made up of nearly...

A coral reef is a large underwater structure made of dead and living corals. In most healthy reefs, stony corals are predominant. They are built from colonial...

The whitetip reef shark (Triaenodon obesus) is a species of requiem shark, and the only member of its genus. The whitetip reef shark gets its name because...

Kingman Reef is a coral reef in the North Pacific Ocean, owned by the United States. It is the farthest north of the Northern Line Islands. It is only...

Ningaloo Reef is one of the largest coral reefs in the world. It is off the Northwest Cape in Western Australia. It is about 260 km (162 mi) long. Ningaloo...

The Belize Barrier Reef is a series of coral reefs. It goes along the coast of Belize, about 300 meters (980 ft) offshore in the north and 40 kilometers...

The Great Barrier Reef: Biology, Environment and Management is a 2008 book by Pat Hutchings, Mike Kingsford and Ove Hoegh-Guldberg. This comprehensive...

The reef triggerfish (Rhinecanthus rectangulus) is one of several species of triggerfish. It is also known as the rectangular triggerfish, wedgetail triggerfish...

John Brewer Reef is coral reef 70 km (43 mi) offshore from Townsville, Queensland, Australia. It is 6.1 km × 2.8 km (3.8 mi × 1.7 mi) in size. It is named...

was distributed by Paramount Pictures. Donovan's Reef at AllMovie Donovan's Reef on IMDb Donovan's Reef at the TCM Movie Database This short article about...

The reef knot (or square knot) is a knot. It is often used to tie two ropes together. It is used to “reef” sails on sailboats. That is, reduce the sail...

Filippo Reef is a coral reef in the Pacific Ocean. It is located at 05°30′S 151°50′W / 5.500°S 151.833°W / -5.500; -151.833, 450 kilometres (280 mi)...

Lasseter's Reef was a legendary rich gold deposit that was said to be in remote central Australia. A prospector, Harold Bell Lasseter, claimed to have...

The Caribbean reef squid (Sepioteuthis sepioidea) is a species of torpedo-shaped squid. It is mostly found in the Caribbean Sea and sometimes found off...

harbours, only offshore anchorage. Nearby Hibernia Reef, 42 kilometres (26 mi) northeast of Ashmore Reef, is not part of the territory, because it has no...

of polyps. Many other animals live around the reef The Great Barrier Reef pictured from space "Coral Reefs and Corals | Smithsonian Ocean". ocean.si.edu...

The blacktip reef shark (Carcharhinus melanopterus) is a species of shark, in the family Carcharhinidae. They live in the Indian and Pacific Oceans. They...

is made when a coral reef forms around an island that sinks over many years. In the end, the land is gone, and only the coral reef continues to grow until...

extracellular fluid Barrier reef, a type of coral reef running along a coast Belize Barrier Reef, off the coast of Belize Great Barrier Reef, off the coast of Queensland...

stony corals turn white. Stony corals are simple animals that form large reefs. The animals live in an endosymbiotic relationship with single-celled algae...

The Andros Barrier Reef is the world's third longest after Australia's Great Barrier Reef and the Central American Belize Barrier Reef. The island is home...

the shoreline (and the coral reefs) from being eroded by storm waves. Mangrove thickets are a good place for many coral-reef fish, shrimp, and crabs to...

Great Barrier Reef, which is a World Heritage Site. Usually, when there are not too many of them, these sea stars help maintain the coral reef by preventing...

lagoon. This may be a pebble or shingle beach, sand bank, or perhaps a coral reef surrounding an atoll. An atoll is an oceanic island formed by a volcano....

Ornate Reef seasnake (Hydrophis ornatus) is a species of sea snake. They are known for its striking pattern of bands or spots in various colors, including...

United States on March 24, 1989. An oil tanker, the Exxon Valdez, hit a reef in Prince William Sound, Alaska. At the time of the disaster, the ship carried...

Coral Sea Islands Territory) is a group of islands on the Great Barrier Reef, in the country of Australia. Some islands have automatic weather stations...

infrastructure, marine life, social, coral propagation, and marine debris. Reef Ecologic and MOUA started a citizen science iNaturalist project of naturalists...

allowed to swim or scuba dive. The Ningaloo Reef in Australia is an example of a marine reserve. This reef includes six of the seven types of sea turtles...

of the United States of America. These islands are Jarvis Island, Kingman Reef, and Palmyra Island. The rest of the islands are part of Kiribati, an island...

is a small, low island made of mostly sand or coral and on top of a coral reef, a very small island. The English word cay comes from the Spanish word cayo...

(250 mi) northeast of Nicaragua. Only the eastern and southern part of the reef are visible. The bank is made up of several cays, and has a size of about...

a double barrier reef, a rare type of reef. There are just six double barrier reefs in the world. Blast fishing was hurting the reef. The government of...

Palmyra Atoll Baker Island Howland Island Jarvis Island Johnston Atoll Kingman Reef Midway Atoll Wake Island (disputed with Marshall Islands) Only a few are...

Osaka 21st century: Palm Jumeirah in Dubai; Fiery Cross Reef, Johnson South Reef, and Mischief Reef by China Under the United Nations Convention on the Law...

atolls. These are ring-shaped islands made of a coral reef. But some are high islands with a coral reef around them. Traditionally in Micronesia, each island...

are the Belize Barrier Reef and its beaches. The barrier reef is the second-largest in the world. Only the Great Barrier Reef of Australia is bigger....

Carcharhinus macrops Blacktip reef shark, Carcharhinus melanopterus Dusky shark, Carcharhinus obscurus Caribbean reef shark, Carcharhinus perezii Sandbar...

(Ignaluk) in the Diomede Islands Tikehau in the Tuamotus "Krusenstern Reef" was a phantom reef at 22°15′N 175°37′W / 22.250°N 175.617°W / 22.250; -175.617;...

by Mr. Krabs. "SpongeBob SquarePants - Rotten Tomatoes". Rotten Tomatoes. "SpongeBob SquarePants" Help Wanted/Reef Blower/Tea at the Treedome on IMDb...

Belize Barrier Reef. It forms the southern part of the 900 km long Mesoamerican Barrier Reef System. This is the second-largest coral reef system in the...

areas on earth. It has beautiful coral reefs with many different sea creatures including grey and white tip reef sharks, hammerheads, manta rays, tuna...

are Baker Island, Howland Island, Jarvis Island, Johnston Atoll, Kingman Reef, Midway Atoll, Palmyra Atoll and Wake Island in the Pacific Ocean; and Navassa...

passing just north of the Minerva Reefs Coral Sea Islands Territory (Australia) - passing just south of Cato Reef Australia Madagascar Mozambique South...

polyps which build most coral reefs. Most of these corals are colonial. They secrete calcium carbonate, the base of every reef. Very often, the corals form...

Wildlife Refuge. The island has no trees. The island is surrounded by a coral reef. This makes the atoll hard to approach in a boat. Baker Island coastline...

shallow reefs ranging from sea level to 4 meters (13 feet) deep. Snorkelers can also explore deep water reefs. However, to see deeper reefs, a snorkeler...

Atoll and South Atoll, and a smaller reef called Jessie Beazley Reef. The park is known for its healthy coral reefs and its many kinds of sea animals. In...

tail. This combination is often called surf and turf or reef and beef (the words "surf" and "reef" refer to the seafood and "turf" and "beef" refer to the...