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lower salinity corals

  1. General Reef Discussion
    guys, im currently into the 1st week of hypo treatment for my fish in the QT..however i did not change the sg in the DT and it remains at 1.023.. i dont have a refractometer so wat i did was filled up the qt with half sw from the dt (sg 1.023) and half aged fw. the hydrometer was useless in...
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