clam losing color and pattern

[daniella3d]

My clam was very nice when I got her about a month and half ago. It had brown spots and nicely defined light blue spots with darker outter edge. Now it's losing the pattern and no remain of the nice brown color.

Does it have too much light? it is about 10" to 12" below my 250 watt Pheonix MH.

I really liked it when I first got it, now it's just ok, nothing more.

What can I do to make it recover its original color?

here is at the begining:




And here it is now: