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i have a 110 glalon tank with corals and fish. what is the best lighting? many recommend 70 watt metal halides with 2 40 w actinic tubes, while other recommend 2 triton and 2 blue moon tubes. now i'm using 1 daylight, 1 triton, 1 blue moon, and 1 actinic..all 40w each, but i still don't reach...