Mature adult Ghost Knife Fish These nocturnal fish improve large, achieving close to 20 inches (fifty one cm), they require a big aquarium with House to maneuver. You’ll typically find them from the shops as juveniles only four inches, so in that scenario you have time to update the tank https://aquariumtankrental.school.blog/2024/03/20/how-to-maintain-a-small-fish-tank/