A 675g tank could be run with 1600gph filtration but you would need to lower the population density to outdoor pond levels, about 1/2-2/3 the # or size of fish that most people keep.
hell no! need alot more than thatim back said:is 1600 gph threw a wet dry good enouf filtration for a 10x3x3
oops hehe i should read through before i postim back said:we allready esablished that
glass or acrylic?im back said:its more like im building the ****er i got my dad into it so hes really excited about it theres nothing better thatn hving parents the want to support somthing