10-07-2010, 08:43 PM
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Member
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Join Date: Mar 2008
Location: Calgary, AB
Posts: 1,863
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Quote:
Originally Posted by Atomikk
What I found works amazingly well for my system is to have a slow progression of light intesity and spectrum. I have T5 actinics and 400W Radium 20K. The T5s go on first to ease corals and fish into the day. Then only one of the MHs turns on. After 2 hrs, the second MH turns on, but the T5s turn off. Corals should only be subjected to about 4-5 hrs of intense light (whatever spectrum, 10K-20K). Otherwise they photosaturate, and can recess. After the last MH bulbs turns off, the actincs turn on to again ease the fish/corals into complete darkness.
HTH
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Cool, great advice... can anyone confirm this, was/am I hitting them too hard?
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Setup: 180G DT, 105G Refuge (approx. 300lbs LR, 150lbs Aragonite)
Hardware: Super Reef Octopus SSS-3000, Tunze ATO, Mag 18 return, 2x MP40W, 2X Koralia 4's Wavemaker
Lighting: 5ft Hamilton Belize Sun (2x250W MH, 2X80W T5HO)
Type of Aquarium: mixed reef (SPS & LPS) with fish
Dosing: Mg, Ca, Alk
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