The document discusses a poem called "The Sea" through analyzing several lines and literary devices used. It notes that the sea is compared to a hungry dog through a metaphor. Several words like "gnaw", "rumbling", and "tumbling" depict the waves wearing away the shore. The poem uses onomatopoeia through the words "sniffs" and "snuffs" and compares dune grasses to a musical instrument that is no longer playing its tune. The weather controls the sea's behavior in the poem and it depicts the sea as a powerful force through playful language.