People by RTC's thinking its for them. Well, the truth is they get too 2 meters and the grow alot! In one month they can double size! And also a down turn, everything in his way he will eat it..
Don't get one unless you have a massive pond or something.
i have one. got it at about 2.5 inches a month ago. it's now around 4 inches and considerably thicker. when it hits 12 inches i'm gonna sell it.