Nov 15, 2011 #1 crister13 Aquarium Advice Addict Joined Aug 2, 2011 Messages 3,473 Location Princeton, NJ I have a 3-4 inch dsb in my fuge, and i can see the sand turning blackish at the bottom. Is this bad? What can I do?
I have a 3-4 inch dsb in my fuge, and i can see the sand turning blackish at the bottom. Is this bad? What can I do?
Nov 16, 2011 #2 OP OP crister13 Aquarium Advice Addict Joined Aug 2, 2011 Messages 3,473 Location Princeton, NJ Please?!?!?!?!