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coral reefs were formed by the calcium of skeletons
coral reefs are formed from mineral.
Sediments turn into coral reefs when coral colonies are formed over them, a process that can take thousands of years.
You think of course to coral reefs.
Coral Reefs
no dolphins are not in coral reefs.
submerged islands
There are no coral reefs IN California
They are formed in the ocean. By some rocks and plants. Put on for hundreds of years.
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.
Coral reefs are being killed by pollutants.
are coral reefs can be gas of ships?