GS-Rock said:clams are good in slumps because thay eat micro algee (algee blooms) and other small stuff, its like having a UV filter but only cheaper, mussels imo are not good they attach themselfs to everything including outgoing pump inlet and stop the flow of things and make your tank water bad, but thats just what happend to me it might work out better for you
DeLgAdO said:but like gupps said, they need cold water
they wont survive in a tropical tank