I can pretty well assure you that you can eat all the farm raised catfish you would like without ill effect, unless you have an allergy. Of course, you may develop an urge to grow a mustache.

Whenever I see tilipia on a menu or in a grocery ad I remember the first time I ever heard of tilipia was in Progressive Farmer Magazine, a farm building a modern pig farm was putting tilipia in his waste pond to process the waste from the hogs.