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water quality problem
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  1. General Reef Discussion
    so my tank is 1 month old. and i cant get my nitrates down below 40ppm. i change water. 9 gallons so far. skimmer is pulling nasty yellow brown crap out. is this normal for such a new tank? i also have 12 hermit crabs 2 very small clown fish.
  2. General Reef Discussion
    I have a 14,gal biodiversity tuning good for allmost 3months just did a test calcium is low I have purple up and reef acenturals both contain calcium should I uses these . I have no way to get to a l.f.s.. also phosphate are at .25 will this fix with a water change . Will .25 stop coraliean from...
  3. General Reef Discussion
    Until recently my water parameters always tested perfect but recently the water readings have been elevated, i havent added anything new into the tank. The PH is slowly dropping and the alkalinity and phosphate is raising over the past few weeks of testing water. PH 7.8 Salinity 1.026 Nitrate 0...
  4. General Reef Discussion
    Hello I am new to this site and I am New to keeping marines, but have kept tropicals for 20 years.I have a 220 litre tank My Problem is cannot raised calcium or magnesium to the correct levels. I use JBL MG/CA kit. If I am doing it right Mg is 1200 and Ca is 440 test kit says subtract CA from MG...
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