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blavk

  1. General Reef Discussion
    First off this of ny first post. I've had this tank up and running for 3 months now. Ihave a rock with Coraline on it and this other stuff/thing. Its black and has a orpheus on it. There are a few on this rock. I would like to know what it is and if its ok in my tank. The rock came from a friend...
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