He is about 12 inches long,i have had him about 2 monthes,in this time he has only eaten 1 time(and he only ate Koi Pellets!!of all things!!)All he does is rise to the top of the tank and take a breath every once in awhile.I have tried Shrimp,Smelt,feeders,earthworms and beefheart is there something i am missing??Any help is greatly appreciated!!!