Pond Boss Forums STOCKING A NEW POND Types of fish to choose Project for my 4 year old

To help my son understand more about the fish and the pond, I am getting a large aquarium for him as part of his Christmas present. I would like to get a couple bluegill, RES, pumpkinseed, and albino channel catfish. Any reccommednations on where I could get these? He asks everyday to go fishing in the pond.

Thanks for any help.