Meg: Primal Waters is a 2004 science fiction horror novel by American author Steve Alten. It is the sequel to The Trench: Meg 2 and the third book in the MEG series. The novel continues the adventure of Jonas Taylor, now a middle-aged father of two, eighteen years after the previous novel, as he is hired as a consultant for the reality television series Daredevils, which comes to be plagued by megalodons (megs). The novel's audiobook was narrated by Keith Szarabajka.

Meg: A Novel of Deep Terror is a 1997 science fiction horror novel by American author Steve Alten, and the first novel in the MEG series. The novel follows the underwater adventures of a Navy deep-sea diver named Jonas Taylor.