mature tank

I seem to constantly have an very high Nitrate concentration going from 40-80 ppt with very regular water changes, 2 a week most times i have a large amount of live rock in (goes across the back of the tank and up the back). The tank has about 3/4 inch to an inch of sand on the bottom. The...

Ive got a packed 22gal river reef and im considering upgrading to a bigger tank, 60-100 gal. If i use mature media and live rOck from my mature tank and use most Of the old water, can i simPly transfer stock if done in stages or should i cycle again with new lr and filters? Check my build thread...

Hi everyone, Im not really sure where this ick outbreak has come from, its very early stages, with only my damsel having 2 tiny spots of it and clown having 1 spot. Both eating well. I have had ick in the past with mixed success treating as is a mixed reef and cannot dose copper based. I have...

Ok as three90s&125sump suggested... I am starting a new thread for this subject. The topic is being foolish enough to fall for sales gimmicks, and purchasing live sand that wasn't sand at all, but crushed shells. Doing so while the tank has already cycled, and livestock added without killing...

i would like to know what is considered a mature tank. how long till a tank is considered mature. what is needed for it to be considered mature...i have had my tank for about 5 months