Hi guys my freind has a 30 gallon fish only thank he is finding it hard to keep the nitrates down even though he doe a pwc
weekly he has 1 yellow tang 1 regal tang and 4 blue chromas he has only 2 small powerheads they are moveing about 1250 litres per hour and he is running a canister filter with algone nitrate remover but still strugling to keep it downeven with no lr
in the tank. I tested it myself ttoday all levels ok except the nitrates would more flow reduce nitrates any ideas peaple thanks ......?
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