Andrex;5082795; said:In the first year 4-5inchs but from there on 2-3inchs a year till its about 2ft in length.
KNH;5083213; said:I had one that I picked up at 12" and he grew to 19" in a few months. If you keep them fed well they will grow quickly. Beautiful fish.
Pufferpunk;5083285; said:If you're asking because you have a small tank & are wondering when you'll need to upgrade, I'd be sure you can afford to upgrade everything this monster fish will need before you purchase this fish. Life happens & many folks never get the funds to upgrade this beauty properly. Before you know it, the fish will need a HUGE tank! Many wind up suffering out their short lives in tight quarters & die a horrible death: http://www.**************.com/forum/library/puffers-in-focus/mbuforyou/