Hi, I have a reef and fish tank with only 9 fishes and for corals i have, bubble coral, toadstools, coco worm, mushrooms. I have 150gallons tank with 2x 250 metal hallides, 14k. 4x 80 T5 bulbs and was wondering i've had it for 2 years now but my corals have not grown at all. People tell me i...