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Cotton Candy Corals
Dendronephthya sp.
Jewelfish swim among the branches of Cotton Candy Coral in the
Red Sea.
Hurghada, Red Sea |
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| Sea Facts:
The first coral reefs formed
about 500 million years ago. Corals are divided into two broad
categories: soft and hard. Hard corals, like
brain coral, secrete calcium
carbonate (limestone), which gives them their rocklike
texture. |
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