You want a thick nice skimmate to be generated. You don't want it too watery but you also want it to skim something. lol It's a fine balance with adjusting. I usually adjust mine just the tiniest bit and leave it for a few hours and see what I get.
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.