Richie Salmon is the author of the book Richie Salmon's Guide to Fitness. He only appears on the said book's cover in the episode "Rule of Dumb."


He is a lavender-colored fish with purple scales, curly blond hair, light pink lips, and black eyes. On the cover of his book, he is shown wearing lime green gym apparel.


Richie Salmon wrote a book titled Richie Salmon's Guide to Fitness, which appears when Patrick burns his books. It can be assumed he likes fitness teaching, as that's the only book he worked on.