Oceans

Coral reef means what as it relates to the environment?

More Questions from Oceans
What South American fish can generate a 600-volt shock?
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What fish has a venom as powerful and deadly as a rattlesnake's bite?
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What ocean contains the Gulf Stream?
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How many gallons of oil were dumped during the 1989 Exxon Valdez oil spill?
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What is the third largest ocean in the world?
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The 'Bering Strait' is a piece of the Pacific ocean that divides which of these two countries?
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What is a group of seals commonly know as?
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What is the distance over water in which waves are generated by a wind having a rather constant direction and speed?
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