I ahve 55 gallon tank that is a reef or on its way anyway ( always takes a whiel tog et a good reef ) and in my tank i have a 1 1/2 inch pygme angel, a 2 inch coral beauty angel, a 3inch yyellow tang, a 1 inch six-line wrasse, 2 2 inch firefish, and 4 inch lawnmower blenny... a mated pair of...