Aquarium Background ...the complete Tropical Fish and Aquarium resource.

Large tanks can afford to receive quite a lot of direct sunlight, and if it can be
arranged so that this falls more on the back and sides and not much on
the front of the tank, the back and sides will become coated with a lush growth of
algae, and the front can be kept clear with only an occasional wipe. The algae will act as automatic light screens and usually provide a very pleasant-looking aqu