+2
From your tank pictures and your sig I don't see anything that is going to suck up great quantities of calcium. Your water changes should suffice.
Here is a link for calcium, magnesium, and alkalinity levels, problems and solutions. Chemistry and the Aquarium
Enjoy,
Jim
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90 Gallon glass, 135#'s of rock and 2" sand. 2-250w 20k XM metal halides. 2-95 watt actinic VHO, 4 powerheads, Coralife skimmer. Maroon Gold Striped Clown, Blue Chromis, Kole Tang, Pygmy Angel, Serpent Star, Brittle Star,Gorgonians, Mushrooms, Yellow Polyps, Turbo Snails & Blue Legged Hermits. 20 gal sump with Caulerpa, Mag 7 return pump. |