from the picture you sent it looks fine. Your lighting is fine, as I have a t5 4 bulb unit and have all types of coral including GSP growing in my tank.
__________________
RSM 250. Clownfish, Fox face, Blue tang, Yellow tang, Kole tang, Clown tang, Coral beauty angel, French Angel, splendid dottyback. CUC, softies, lps, sps.
|