Can any one Identify this?

Whatever you do,don't name him.It will make it harder to trade him in when you realize that tank is way to small,and it will probably stunt his growth.
 
Waste is a problem, Canister or sump?
 
IT's good to overstock them to minimize aggression toward one another, a high quality Spaghetti-O Flake food should suffice to bring out it's natural colors. Give it some leggos and watch it construct it's own cave system!
 
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