This is a catfish. it lives in freshwater bodies of water. They don't usually get this big but it looks pretty awesome. A catfish usually stays towards the bottom of a body of water so it can stay cool. It eats bugs and small fish at times.
Sun Fish (aka Mola Mola) are the largest bony fish on earth, up to across, lbs. Their favorite food is jellyfish. They have no tail. At night they often come to the ocean's surface for hours at a time, barely moving. Also called Mola Mola.