Explore the fascinating world of Hawai i s sharks and rays. There are forty species of sharks and nine species of rays living in the ocean surrounding the Hawaiian Islands, and yet we know so little about them. Sharks are usually only recognized as nuisances or terrorizing monsters, and rays remain mysterious to most people, including divers. Sharks and Rays of Hawai i goes beyond these common misconceptions to examine the habits, habitats, and histories of these graceful creatures.