Dwarf fish including Guppies and Danios, Corydora catfish, pigmy suckermouths, groups of barbs or tetras Bettas can understand their house owners and will be skilled to accomplish tricks, generating them one of the most appealing fish to maintain. You can only have 1 centerpiece species with your freshwater aquarium and https://pearlaquatics.my/how-to-set-up-an-aquarium/