Polyp Extension & Spectrum

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dave57

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Do you guys ever notice more or less polyp extension with certain spectrums of light?
12k vs 14k vs 20k on acropora?
 
WWC
IMHO, corals are a lot like people. Different corals (even in the same family) can like different spectrum. In part it depends on how deep in the ocean they came from.
 

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