if i hv a lots fishes.. my tank is 150 x 60 x 60
n my fishes about 30 ( large angel,tangs, etc...)
n im using "1.0 square inches of screen per gallon, with bulbs on BOTH sides (10 x 10 = 100 square inches = 100 gal)
[1.64 square cm per liter] "
should i need to turn on my PS, to reduce the DOC..?