Ed,
I have a 10 gal tank with 15 fish, i usually feed twice a day 2 piches of flake food (Nutrafin). I do water changes 1/3 every Saturday morning and cleaning same time. My filter is a Fuval 1 plus (spongue) which I clean every second week in tank water. I have 2 angels, 1 pleco, 2 ghost glass...