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coral reefs are made in the oeacen by rocks and plants that are in the oceacen for handereds of years.

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Colby Leffler

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1y ago
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14y ago

Coral reefs are formed when one coral stays plotted down in one area. After time, that coral dies, and another attaches to that dead one and lives there. This happens over and over to form coral reefs. Coral reefs are built mainly from corals and sea anemones. Since corals are colonial animals (meaning, they grow in colonies), their skeletons grow together in large masses. These skeletons build up a chain of large stony structures called a reef. New corals grow on the reef. When the corals die, their skeletons add up to the reef. The cracks and holes are filled with sand and the remains of other reef plants and animals. Only the outermost layer of the reef consists of live corals and sea anemones. It takes a long time for a coral reef to form.

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15y ago

A coral reef is formed when the calcium carbonate skeletons of dead corals serve as the foundation upon which layers of successively younger animals attach themselves. A coral reef is formed when the calcium carbonate skeletons of dead corals serve as the foundation upon which layers of successively younger animals attach themselves.

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13y ago

They have two cells in the coral and they take two corals and make the relationship between the water and the two cells to form water.

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13y ago

their is a very small little creature called the coral polyp that sits there then others join after about 300 years you have one the size of a brain coral.

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13y ago

coral reefs were formed by the calcium of skeletons

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13y ago

coral reefs are formed by dead skeletons of corals and sea anemones, and living corals are found at the outermost layer part of a reef

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Q: How Corals are formed?
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Related questions

What is formed from coral shells and skeletons piled up on the ocean floor?

Yes, coral reefs are made of the limestone skeletons of deceased corals - the living corals are on the surface of the reef.


How is a atoll formed?

A volcanic island or underwater mountain forms via volcanic activity. This allows a surface near the water surface for corals to attach too. The corals form a ring around the volcano.


Why soft corals live in deeper water than hard corals?

soft corals live deeper water than hard corals because soft corals do not create a hard outer skeleton as the hard corals do.


Are corals plants or fish?

Corals are plants.


Are corals decomposers?

Corals are not decomposers. They are consumers.


Differences between hermatypic and ahermatypic corals?

Hermatypic corals contain zooxanthellae (a symbiotic algae), whereas ahermatypic corals do not. It is like saying that hermatypic corals are photosynthetic, where ahermatypic corals are non photosynthetic.


Can sea corals be eaten by humans?

No, corals are not edible.


Do corals have exoskeleton?

Yes, corals are composed of an exoskeleton


What is the effect of dynamite fishing and muro ami on the productivity of corals?

dynamite fishing and muro ami can destroy corals so if there are less corals, less corals will be produced.


Does corals eat zooxanthellae?

No corals doesn't eat zooxanthellae they only eat zooplankton. Zooxanthallae helps corals to live and keeps corals colourful.They live on the coral polyps.


How does algae benefit the corals?

Many corals, specifically hermatypic corals, contain symbiotic algae that provide the coral with sugar from photosynthesis. Algae also feed zooplankton, which corals feed on. Basically, algae provide corals with food, indirectly.


What has the author John West Wells written?

John West Wells has written: 'Eocene corals from Eua, Tonga' -- subject(s): Fossil Corals, Fossil Fishes, Fossil Otoliths, Paleontology 'Some fossil corals from the West Indies' -- subject(s): Fossil Corals, Paleontology 'Fossil corals from Eniwetok Atoll' -- subject(s): Fossil Corals, Paleontology 'Recent corals of the Marshall Islands' -- subject(s): Corals