Just purchased a FX5. Have a 40 gallon tank with three FILTHY goldfish. Can someone recommend what would be the best Filter Media to use,or do you need more
... Snails don't usually care, clam which are filter feeders probably like a good amount of current and the shrimp probably could make do. But, you will find
... Hi Marlene, I think your water should be fine if you just pick fish that won't mind that water. Many livebearers would work. African Cichlids would be a