tank chemistry question

Hey Guys, My calcium has been sitting at 470 for the past 5 weeks and doesnt seem to be lowering at all. Previous to that my Ca was needing to be topped regularly to maintain. Im thinking this is due to the Ca being too high? Usually i shoot for 450-470. Current Perimeters Temp: 25 Degrees C...

Looking for some help/advice with my mixed reef tank. Over the last month and a half I have been struggling with diatoms and cyano outbreaks, and the one I’m currently in right now is not getting better. This tank is exactly 1 year old and this is the first issue it’s having. Over the last year...

Good day all. Hoping for some additional insight into my situation. I am currently running an SPS dominated reef with a Calcium Reactor. My alk typically runs around 10dkh, my calcium is 450, my mag is 1250, and phosphate is .05. My PH sweeps daily from a low of 7.4 to a high of 7.8 but the...

Hello fellas, I'm trying to get a handle on reef chemistry in this 8 gallon system, 7.5lbs of live rock, only half of hwich had considerable coralline algae. I was past the point where ammonia was up, nirtrites were up, then nitrates rose, then 3 days ago everything was testing beautifully...