Provide hiding spots: Incorporate plants, rocks ... Wide selection of fish: Freshwater aquariums offer a vast array of fish ...

There are several species of snails suited for freshwater aquariums that can be easily ... stuff in the water like aquatic ...

Mussels are also an indicator species of water quality ... provide living space for insects and plants, and empty shells serve as nesting sites for small fish like darters. Unfortunately, for all ...