Dwarf fish for example Guppies and Danios, Corydora catfish, pigmy suckermouths, groups of barbs or tetras Plecostomus catfish, or simply just plecos for short, are a large team of South American Catfish that hang out on the bottom of lakes and rivers and graze on rocks and driftwood. Plecos are https://pearlaquatics.my/aquarium-tank-fish-mate-trial-and-test-your-perfect-tank-mates/