Dwarf fish such as Guppies and Danios, Corydora catfish, pigmy suckermouths, groups of barbs or tetras Most Central and South American cichlids is usually held with a number of aquarium plants, but African species are more difficult to pair on account of drinking water parameters. It's not not possible nevertheless! https://pearlaquatics.my/product/mydilab-tension-gon-anti-chlorine-water-conditioner/