FreddytheFish Nano-Reefer Aug 29, 2005 1,800 1 0 Cincinnati, OH Nov 19, 2005 #1 How big of a tank does a Black Ghost Knife need? I've seen everything from 40 gallons to 90 gallons.
PumaWard In loving memory of Meeko Jul 23, 2003 1,935 0 0 39 Vermont Nov 19, 2005 #5 55g really won't do very well, they get at least 18'' which is much longer than the tank is wide. Minimum, I would shoot for a 20'' wide tank.
55g really won't do very well, they get at least 18'' which is much longer than the tank is wide. Minimum, I would shoot for a 20'' wide tank.
wwildcats04 Kyle Mar 10, 2005 619 0 0 40 Columbus, OH Nov 25, 2005 #6 I had mine in a 75g and it was fine. I dont see any reason to go any bigger with that, they grow REALLY slow.
I had mine in a 75g and it was fine. I dont see any reason to go any bigger with that, they grow REALLY slow.