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grape caluerpa

  1. General Reef Discussion
    Help me out guys, why is this stuff turning yellow on me? I noticed it last week, a small amount of grape caluerpa that got intertwined with a clump of cheato was yellow. Didnt think much of it, just ripped it off and chucked it. But today, in the 2nd section of my 55 gallon fuge where I have...
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