Introduces the career of marine biologist, discussing educational requirements, duties, workplace, salary, employment outlook, and possible future positions.

"Follow the adventures of a shark that has a story to share about the creatures who live above the ocean. Our shark encounters strange-looking creatures who resemble nice, caring marine biologists. But after they release it back into the ocean, the shark cannot find one friend to believe its tale" -- amazon.com.

Highlights the work scientists are doing to protect the manatee, an endangered species.