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So I was watching a MACNA presentation and I found the water chemistry very interesting. It was by the CEO of Tropic Marin (linked below). Paraphrasing hear a bit but with 2 part dosing a by product is NaCl which is salt (raising the salinity). So over time as we keep our salinity at 1.026 (or whatever you chose) with water changes the ratio to NaCl and other trace elements is increasing. We know corals use 17 different trace elements. Does this sound reasonable to anyone else? Best solution other than buying their magic solution in a bottle. Maybe this is why doing 3 40% water changes is recommended?
Lecture if you are interested:
Lecture if you are interested: