My tank has been set up since8/29/22. No bells and whistles just a canister filter ,live rock and sand. 13 fish 2 ocellaris clowns,two melanarus wrasse,1blue velvet damsel,1foxface rabbitfish,1purple pseudochromis, 4 pajama cardinals,1 bi-color angel,1 Falco hawkish. All good most of time. Hippo tank gets ich occasionally but now I've been treating awhile without results. Also have a seahorse tank with 4 of them and 2 clowns.