Questions - Need some input

Hi everyone,

Recently I have been having some problems with my tank. My nitrates were on the rise, they ended up getting to 40 ppm, I did constant large water changes and started using bio pellets but things just got worse. Since then I removed the bio pelltets and went back to basics. I ended up discovering that my sand bed was the cause of my nitrate problems. Slowly I removed my sand bed and after all of it was gone my nitrates have fallen to below 10ppm.

I also have ...

Hey guy's,

I'm new to keeping SPS corals. A few day's ago I picked up a couple of Acro's and Milli's, I live in Sydney Australia, you wouldn't believe how hard it is for us to buy SPS, all our collectors prefer to ship them to you guy's, rather than to sell to local people, must be better money? Any way, my question is, would I be correct in saying that if my SPS are showing polyp extension then they are happy? I currently have them sitting at the bottom of the tank. I can see that ...