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Coral Reefs can be old upto a million years. Coral Reefs takes a long time to form so after its formed the Coral Reefs stand strong for a long time. Unfortunately due to people who break Coral Reefs they dont last for a pretty long time as it naturally should last.

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11y ago
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14y ago

The world's oldest coral reef is in Isle LaMotte, Vermont, USA. The coral reef is believed to be 450 million years old.

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11y ago

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9y ago

Coral reefs have been around since the dawn of man as far as scientists can tell. The reefs of today are formed from secretions made by corals called calcium carbonate.

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14y ago

It could last forever if people take care of the water systems.

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12y ago

ten thousand years to form, and an atoll can take up to 30 million years.

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Q: How long do coral reefs exist?
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Related questions

Do coral reefs exist in warm shallow water?

yes


How long can coral reefs grow?

10days


Do chambered nautilus still exist?

yes.in the coral reefs at the pacific ocean.


What structures do coral colonies produce?

Coral Reefs


Where are are there coral reefs?

Coral reefs are located in warm, shallow waters. Did you know that the biggest coral reef is 1,430 long? It is the Great Barrier Reef located in Australia.


Are dolphins in the coral reefs?

no dolphins are not in coral reefs.


Why should you not go diving in the coral reefs?

Coral reefs are delicate enviroments that needs verry long time to recover. So it's wise not to disturb the organisms that inhabits the reefs


What coral reef is in California?

There are no coral reefs IN California


Where does the name coral reef come from?

The reason they are called Coral Reef is because there are lots of coral in those locations, and they are also called coral reefs or reefs of coral reefs of coral too.


Are coral reefs can be gas for ships?

are coral reefs can be gas of ships?


What is deterioration of coral reefs?

Coral reefs are being killed by pollutants.


What are natural threats to coral reefs?

Pollution is a natural threat to coral reefs.