In my 55 I have (1) Yellow Tang, (1) 6 line wrasse, (2) GSMs, (2) Blue Chromis, (1) Damsel(bought as a yellow.. now just kinda blah), (2) Domino Damsels, (1) Coral Beauty. They are all doing great. I run a Marineland Mag 350 with carbon and a whisper 60 overflow filter with just floss. As for...