Live rock has die off from when it's moved, so sometimes you get a small ammonia spike and thats pretty much it. My first tank had establised rock form some guys 300g breakdown. I dosed with ammonia and saw my cycle complete in a week. And that was at 4ppm of ammonia.
180g Reef - 60g Rimless Reef -90G FOWLR- 125g Malawi Cichlids- 40b REEF- 34g Fresh Planted-working on- 20L FOWLR- working on
I have a mix of many different saltwater fish amongst my tanks, but I love my Tangs most of all.