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I was told by my LFS that bio-balls are a major home to nitrates and at that store they have live rock instead. Does anyone have experience with this? I have already taken out the bio-balls and they were filthy. I put some extra cured LR that I had in there but could easily reverse it. I am...

I recently removed the bio-balls from my sump and replaced them with live rock. Does anyone have experience with this? I was told by several different LFSs that bioballs store nitrates. I also did a large water change. I have really cut back on feeding in the last month and feed them 1 cube...

I have a 90 gallon tank that has been running for around 5 years. I recently was overrun with hair algae and had to remove all rock, light starve, and replace it back in to be green hair algae free. I believe that the source of my problem is nitrate level. It looks to be between 100-120. I...

I recently (3 days ago) bought and acclimated two LTAs and added them to my tank. They have both climbed off the rock where I placed them (which was expected) however they are now just sitting side by side on my crushed coral sand bed. This is my first crack at anemones and I am just trying to...