What is the author's tone in Close to Shore: The Terrifying Shark Attacks of 1916 by Michael Capuzzo?

Close to Shore contains an unusual mixture of tone. Although the book chronicles a true life event, there are many lyrical almost poetic elements in the telling of the story, creating a blend between fiction and non-fiction. For example, the very first sentences of the book are, "The smell of the sea pulled him east.