The fish is fine.
4. Red Bellied Piranha's;
a. Grow to up to 12inches- not suitable for a 3ft tank. Being a small tank will stress him.
May be so, he is seemingly quite happy at this current time and as we all know, piranhas are not blood thirsty killers, i "handle" him often and he will be...
I have a red bellied piranha, I am not exactly sure how old he (or she) is, although i have had him approx 6 months and he is now about 3-4 inches long.
I recently had him and his tank moved to another area and although at the time he didn't seem to be suffering from stress, barring the fact...