The Cortez sea chub (Kyphosus elegans), also known as the blue-bronze sea chub, is a species of marine fish belonging to the family Kyphosidae. It is found in the eastern Pacific Ocean, particularly around the Gulf of California (Sea of Cortez), along the western coast of Mexico, and down to Central and South America. Found in coastal waters, especially around rocky reefs, coral formations, and kelp beds. Primarily herbivorous, feeding on algae and other plant matter growing on rocks and coral. They may also consume small invertebrates opportunistically.