Which would be better filtration?

[richardhmc]

So a power head eh? is the powerhead pump made to fit the top of a sponge filter?

 

[richardhmc]

So a power head eh? is the powerhead pump made to fit the top of a sponge filter?

but wont the powerhead cause ALOT of water too move around?

I think I would want calmer water for shrimps.. no?

 

[Squawkbert]

Check here - there are some cheaper units that would work well in 10g and up tanks (the cheaper ones)

sponge filters

 

[richardhmc]

how come those sponge filters dont even say how many gallons they can filter?

hmm.. the phs seem like extra money to me..