Don’t Eat this fish: Pangas (Pangasius, Vietnamese River Cobbler, White Catfish, Gray Sole)
http://www.dietmindspirit.org/2008/01/30/why-you-shouldnt-eat-this-fish-pangas-pangasius-vietnamese-river-cobbler-white-catfish-gray-sole/

食べるな、という人もいるみたいだね。