Aqua-scaping

[Doug]

Originally Posted by kien

Can't forget the filtration provided by all those granules of sand as well. That's a lot of surface area right there.

You have a shallow sandbed also? I have to go back and look again.

[kien]

Originally Posted by Doug

You have a shallow sandbed also? I have to go back and look again.

Yes. My sandbed is about 1/2 to 1". Simply for aesthetics but but the sand grains do provide surface area for biological filtration as well.