Take a look at a list of at least ten such enormous creatures that are mentioned in The Meg Novels and films. Meg, The Trench, Primal Waters, and several other volumes are included in the MEG book series written by Steve Alten. In total, there are seven books in the series, and they are as follows:
The MEG
The TRENCH
MEG: Primal Waters
MEG: Hell’s Aquarium
MEG: Nightstalkers
MEG: Generations
MEG: Purgatory