Originally Posted by ken_yg

Thanks for compliment. That's lot of research & hardwork u contributed here. Would have up u again, but still has to spread more around.
Other than tanning & water condition, I would think diets that could help red development as of equal important for red. It is believe that agents for enhancing of red/orange come more from food that red eat.
My tank is lcoated near window, thus other than tanning lighting on top of tank, it got strong natural diffuse lighting from outdoor.