Quote:
Originally Posted by Enigma
Ugh. That was not the response I wanted. How about five gallons a day? 55 gallon system.
I'm worried about shocking the livestock.
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I think you need to balance shocking the livestock with a 50% water change against the stress a 300ppm Ca level is putting on them. I have had my tank almost that low at times and lost corals because of it. +1 on Aquatro's comments... get the Ca up quick.