+1 for the UV 
I have never had any algae issues since I started my tank. Also, I light with ambient light unless I am looking at the tank. I figure that the rays are used to subdued lighting, at best, being from the murky amazon rivers.

I have never had any algae issues since I started my tank. Also, I light with ambient light unless I am looking at the tank. I figure that the rays are used to subdued lighting, at best, being from the murky amazon rivers.