You'll find Kuhli loaches and their eel-shaped bodies in several hues and with distinct colour patterns. Probably the most peaceful Damselfish out there, Chromis are energetic shoaling fish with shimmering bodies which have been ideal for reefs. It's because the black ghost knifefish is nocturnal and use electrolocation to navigate https://pearlaquatics.my/5-daily-fishkeeping-routine-tasks/