Mature Grownup Ghost Knife Fish These nocturnal fish develop big, reaching around 20 inches (fifty one cm), they need a substantial aquarium with space to maneuver. You’ll usually uncover them in the shops as juveniles only 4 inches, so in that case you have time to enhance the tank measurement https://stingrayfishonline.blogspot.com/2024/01/key-tips-to-keep-your-sobo-aquarium.html