The End of the Line: Examines the devastating effect that overfishing has had on the world's fish populations and argues that drastic action must be taken to reverse these trends. Examines the imminent extinction of bluefin tuna, brought on by increasing western demand for sushi; the impact on marine life resulting in huge overpopulation of jellyfish; and the profound implications of a future world with no fish that would bring certain mass starvation.