Living coral species need to survive in your aquarium light. This is why you must get the right light intensity, for your aquarium for the survival of corals provide enough light. There is not enough light, you will not only see your death of coral reefs, but also your fish. This is a very rare starved of light tanks you too much. Therefore, not something you should worry about. You just have to know these facts. | 
The Coral Reef Alliance 
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