Originally Posted by mitchfish9
And about those lights, make sure the PAR readings arent too high for that fixture, as you are not dosing any CO2.
Looking at this thread
shows me a 4 bulb 36" aquatic life ... at 16" (minus the three of substrate) the four bulbs is at about 150 PAR ... half that is 75 PAR.
I *think* that isn't too too much ... is it?