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- Oct 8, 2016
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I don't know what kind of algae this is but I noticed it starting to go on top of my rocks. So i am new to reefing and this is my very first tank. tank has been up for about 3 months now and I don't know what this is good/bad but my rocks were green and now are slowly turning this color it was dry pukani Rock when I first set it up please help