refugium diy

  1. lazycouch

    REFUGIUM HELP

    so i’m thinking of starting a refugium for my 30 gallon uni tank (built in sump) and i want to make sure my train of thought is making sense so far as i study refugiums. my plan is to use a 5 gallon tank and store it inside the cabinet my tank is on top of since i have no space elsewhere and the...
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