waterhelp

[clarence miller]

i tested my reef tank today and all my levels are good but my alk is at 5.5 is that to high and my cals is at 650 should i drop that to and my ph is at 8.6 is that to high or will that be fine also do u change water from a reef tank the l/f stroe told me you dont have to but do you any info would help alot thanks

 

[alti]

what do you mean when you say your alk is 5.5? is that meq/l or dkh. your calcium is way too high, i wouldn't recommend anything over 450. your ph is kind of high too. to answer your other question, yes you do need to do water changes to replenish your trace elements.