Dwarf fish such as Guppies and Danios, Corydora catfish, pigmy suckermouths, groups of barbs or tetras Plecostomus catfish, or merely plecos for brief, are a considerable team of South American Catfish that hold out on the bottom of lakes and rivers and graze on rocks and driftwood. Plecos are great https://pearlaquatics.my/key-tips-to-keep-your-sobo-aquarium-healthy/