Originally Posted by ivan_dalmatia
Why would they be called "multicoloured" if the NM spectrum you order is the one they give you. And it's not essential for corals but is for other inhabitants like your copepods? Very beneficial to your water column, Photosynthesis? You don't need FS lights,,, but why not if your trying to mimic what is natural?
He's got 285 watts which I think is on the limit for a 6' tank, 24" deep. Dark spots even with optical lenses, he will have to raise them more than 8" to have it lit up?
You aren't mimicking what is natural. By the time sunlight passes through 30 feet of water most of these colors are gone and mostly blue remains. The reds and greens do nothing for the corals. The "UV
" diodes are not even ultraviolet, they are simply violet colored. It''s just for aesthetics, and not natural at all.
Copepods don't care what color lights they live under, and algae can grow under any color light.