How much light per day?

Discussion in 'Reef Lighting' started by babyduke, Jan 15, 2009.

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  1. babyduke

    babyduke Spanish Shawl Nudibranch

    Joined:
    Jan 8, 2009
    Messages:
    76
    I have a 55G tank that's been running for a little over 2 years. I recently added about 55 pounds of live rocks covered with green metallic mushrooms. How many hours a day should I leave the lights on for? I'm using standard fluourescent lights from Home Depot but will be upgrading to T5.
     
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  3. PorkyBubs

    PorkyBubs Spaghetti Worm

    Joined:
    Mar 11, 2008
    Messages:
    195
    I have a 55gallon tank and about 80pounds of live rock + corals. So i run mine from 9:30AM-6PM
     
  4. 10acrewoods

    10acrewoods Fire Goby

    Joined:
    Dec 2, 2008
    Messages:
    1,337
    Location:
    Carbondale Il
    12-10 hours of total light. I have metal halides that I also run for 8 hours