Its a 50 gal had it running for about 2 years. 2 36" t5 and 2 24" t5 with some low watt LEDs for accent. I have two rose bubble 3 zoa rocks, a ricordia, large Duncan's , bubble coral, some red and blue mushrooms and a couple recorvery corals. I have two clowns a mandarin, fire fish, two domino...