Originally Posted by aokashi
the watts per gallon concept works better for later tanks. The more accurate measurement for lighting is PAR. -the amount of light useable by plants. generally T8 are considered low-med light :)
later tanks? what does that mean?
ok so the 5.5 with the 14w t8 low-med. correct? it just seems so bright!
what about the other 2? the bulb packaging says: 50/50 aquarium lamp. 10 watt mini compact fluorescent. 50% 10,000k daylight, 50% true actinic bluelight