"This is a tale of human obsession, one intrepid tuna, the dedicated fisherman who caught and set her free, the promises and limits of ocean science, and the big truth of how our insatiable appetite for bluefin transformed a cottage industry into a global dilemma"--

In North Lake, Canada, Local fishermen swear the spectacular Atlantic bluefin tuna are so plentiful they eat out of people's hands. Meanwhile, scientific evidence shows the species is on the brink of collapse. Can both claims be true?

Olga is a genetically altered "shepherd" born to live at sea herding factory tuna. She lives with her two shipmates aboard a submersible raft in the middle of the Pacific Ocean. Toivo is an independent fisherman who, along with two dolphins, struggles to make a living catching what few wild tuna are left. The two of them should never have met. But, someone is killing shepherds and fate pushes Olga and Toivo to join forces just to stay alive. Together...

This title will teach readers about bluefin tuna and where they live. It will also let readers know that bluefin tuna are endangered and that they face many threats, like overfishing. Aligned to Common Core Standards and correlated to state standards.

In their 10th season as competitors, the Gloucester captains face an unprecedented challenge: making a living in a bluefin market that's struggling to rebound. The resilient fleet decides to work together OBX-style to help each other catch. The five original boats are joined by a familiar mix of recent captains and a tuna legend, whose skills immediately puts the entire fleet on notice.