carelevel Easy range Indo-Pacific family Hippolytidae waterchemistry It is important that proper calcium (420-440 ppm), alkalinity (8-9.5 dkh — run it 7-8 if you are carbon dosing) , and magnesium levels (1260-1350 ppm) are maintained. doising Vivid Aquariums uses and recommends dosing pumps to automate the dosing of additives and keep your levels more constant. A dosing pump can alleviate the chore of manually dosing your aquarium with Ca