"From New York Times bestselling author Susan Casey, an awe-inspiring portrait of the mysterious world beneath the waves, and the men and women who seek to uncover its secrets For all of human history, the deep ocean has been a source of wonder and terror, an unknown realm that evoked a singular, compelling question: What's down there? Unable to answer this for centuries, people believed the deep was a sinister realm of fiendish creatures and deadly...

Moored in a coastal fishing town so far north that the highways only run south, the unnamed narrator of The Seas is a misfit. She's often the subject of cruel local gossip. Her father, a sailor, walked into the ocean eleven years earlier and never returned, leaving his wife and daughter to keep a forlorn vigil. Surrounded by water and beckoned by the sea, she clings to what her father once told her: that she is a mermaid. True to myth, she finds herself...