My 100 gallon tank is doing just fine but there is this urge to do something else. As of now I have about 95 lbs. of LR, 75 lbs. of LS, a purple tang, a pygmy angel, a GSM clown, a rainsford goby, a orange spotted prawn goby, 6 green chromis, a sally lightfoot crab, a serpent star, unknown...