Great White Sharks have gripped the pop culture mindset since the release of JAWS. Now they're the most feared and revered apex predators in our ocean. Doctor Heather Bowlby has been studying Great White Shark life cycles, mortality, and populations in Canada for the past several years. What is a Great White Shark Lifeline? What are the Mortality rates? How do we study Great White Sharks? Why are they crucial to our ocean ecosystems.