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i always test the water from the shop i buy from and and the salt mix is always the same 420 calcium and no nitrates or phosphates thats why i have used them since i began marines

i mixed up a new batch of reef crystals using r/o and did a 10 gallon water change my dkh has come down to 15 and magnesium droped to 1100 from 1300 my alkalinity went from 7 to five and calcium droped to 420 from 450 so it looks like its more water changes -i have always used reef crystals and...

i use ready mixed salt from my marine shop the calcium levels are 420 and ro for top up my nitrates are 5 looks like the best thing to do is a 25% water change and see what happens thanks for the advice cant wait for kh to drop to add more corals

you can wait to let the cycle run on its own or speed it up slightly by putting a single fish in like a damsel to get the filter working faster by building up bacteria more quickly

i am not dosing with anything that is why i turned off the reactor to get the calcium levels down i know i have to do water changes but doing to many in a short time will affect other perameters to quickly i have done a water change last friday and are going to do another tomorow 10 gallon ro...

my calcium levels are 440 but my kh is 17 i have turned off my calcium reactor and done 10 gallon water change using ro water a couple of days ago does anyone know if there is anything else i can do all of my fish are ok but the leather coral is closed up