xcoregamerskill
New member
How many is enough? I have a 40 gal breeder tank that I got at petco, and I was wondering if I should use one sponge filter listed for a 40 gallon tank, or should I use 2 smaller ones, or 2 listed for the 40 gallon tank. I know axolotls can be quite messy, which is why I posed the question.