Caribbean rim Doc ford series, book 25.

Murder, sunken treasure, and pirates both ancient and modern send Doc Ford on a nightmare quest in the thrilling new novel in the New York Times -bestselling series. Marine biologist Doc Ford's been known to help his friends out of jams occasionally, but he's never faced a situation like this. His old pal Carl Fitzpatrick has been chasing sunken wrecks most of his life, but now he's run afoul of the Florida Division of Historical Resources...