You feed it the same amount as any other goldfish which is whatever it can eat in five minutes once a day. Be sure to remove any uneaten food you can to keep the water clean.
Many People say to feed them 4-5 times a day however this is an EXTREMELY bad idea. You only need to feed your fish the food they can consume in five minutes once a day. Be sure to use a net to fish...
You simply sprinkle a small amount of goldfish food on the surface of the water. The fish will do the rest. Try to give them only as much as they will eat in 15 mins and remove what is not eaten in...