What is the figurative language being used in the wrinkled sea beneath him crawls?

The phrase "the wrinkled sea beneath him crawls" employs personification and imagery. Personification is evident as the sea is described as "crawling," attributing human-like movement to a natural element. Imagery is created through the Word "wrinkled," evoking a vivid visual of the sea's surface, suggesting its texture and motion, which enhances the reader's sensory experience.