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I was wondering if its detrimental to have high alkalinity in my reef tank? My ph is fine @ 8.3 and my calcium is good @ 430ppm. But my alkalinity is @ around 3.6 mEq/l. The reasoning for the high alkalinity is prob due to my inconsistent dosing of ph/alkalinity buffer to keep the ph @ optimal parameters during a past calcium spike. All corals are doing fine except an acan and a blasto that I have. The acan hasn't opened its polyps as much as usual since the alkalinity started going up past 2.8. ...