Round up to 30, and (I know the watts/gal
rule isn't a good one, but it's a starter) you have roughly 2 watts/gal
. (2.16) I'd say another 65w PC
wouldn't hurt you in the least. If you have the funds, I'd go for it.
125 gallon saltwater: 55gal sump, 4 Blue-Green Chromis, Purple Tang, True Perc, Firefish, Royal Gramma, 5 Ricordea, Bubble Coral, 15 Pulsing Xenia, Green Star Polyps, Deresa clam, Green-Tip Torch Coral (about 11 "heads"!), Orange Montipora Cap, Purple M. Digitata, Green Slimer Acro. Yongei, 3 Orange M. Digitata, Pink&Green Acro. Millepora