Some specs on the tank. Took out the crap biocube filter and bio balls 1st chamber has crushed coral middle chamber has Kent organic absorption resin and PVC overflow and third chamber had carbon. The refugium has crushed coral cheato and lr also has a biocube skimmer imo this thing is crap but runs a lot better since I upgraded the air pump. The dt has around 30 to 35 lbs of lr sand with crushed coral on top. Cuc is 2 turbo snails, blue dot sea hare, 20 blue leg hermits, and 2 peppermint shrimp. Livestock includes 1 sand sifting star, 1 serpent star, 1 condalactis anemone, 1 ocl. Clown, 1 scooter blenny. I also have 1 colt coral, 1 hammer, 1 zoanthid colony, some palithoa, pink anthelia, a small gsp colony, and 2 feather dusters.