bare patches

  1. ajtomase

    Flow troubles

    Hello everyone, I've setup my new tank with CaribSea Special Grade sand (not a fine substrate). I have 2 Ecotech mp60s on either side of the tank, and 2 Ecotech mp40s on the back of either side of the tank. Is Reef Crest mode too harsh for those types of corals? Would Lagoon or Tidal Swell...
LA
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