Feed or red worms, also known as (water fleas, sandworms) if your local wild iron snapper eat some small planktonic animals, small fish, small shrimp (small ah, big it can not eat and can not eat it all will cause a waste of conditions, feed the live can go to a small pond to fish to it to eat) each time to give it not too much of its activity is less digested slower, you can also try to give it different food! To summarize, let's see what snappers like to eat.