In this expedition to the famous Silver Bank, a coral reef in the Caribbean, Cousteau and his men unearth the remains of a shipwreck that had been buried for centuries, concealed by the various forms of life in the tropical waters.

    It was a voyage of high adventure, undertaken when such voyages were almost unheard of. Maury and his crew of one survived two major storms in the Atlantic. In the book's conclusion, he loses his beloved boat in another storm, on the reefs of Fiji.