As Johns Hopkins University Press so well and succinctly points out in the description of the their new “Sharks of the Shallows,” “few places on Earth are home to the amazing diversity of shark species that beautify the shallow waters of Florida and the Bahamas.” Consequently, its author Jeffrey C. Carrier no doubt decided that this was the region on which to focus as a new book about the lives and behaviors of some of the planet’s most often mentioned sharks.