Jonah Melville is a hunter of rare animals, more commonly known as a poacher. He takes the animals he captures and sells them to the highest bidder. He often uses the cover of an animal-rights activist (Friends of Fish) in order to disguise his activities. Jonah Melville appears in the episode The Krakken where he tries to steal the Krakken's eggs. He is defeated by Ripjaws and the Krakken and arrested.