Summary: On Friday May 11th at 9 pm est,8 pm cst and 6pm pst,a panel of guests including Bill Gill of the Boston Aquarium Society Ray Owczarzak Professioal aquarist will be on the show to discuss the various filtration methods for freshwater aquariums. TOPICS; 1.Sponge filters 2.Box filters 3.Outside filtration 4.Sump 5.Plants http://tinyurl.com/diyfilter
