Dwarf fish for example Guppies and Danios, Corydora catfish, pigmy suckermouths, teams of barbs or tetras Since samurai gouramis are extremely timid, you’ll require to maintain them with peaceful and gradual shifting species that received’t scare them off. This is because the black ghost knifefish is nocturnal and use electrolocation https://pearlaquatics.my/4-things-new-aquarists-keeping-flowerhorn-fish-should-maintain/