Tang poetry is the highest achievement in the development of Chinese classical poetry. Not only is there a large number of creators, a large number of creations, and a high level of work, with the gradual opening of ocean shipping routes, ocean activities gradually prospered, and the Tang Dynasty also became the starting point of "the peak of ocean activities." As the leader of the prosperous Tang Dynasty poetry world and praised by the emperor as "a generation of literary ancestors", did Wang Wei create poetry with the image of "sea" to express the magnificence of the Tang Dynasty and the openness of the prosperous age? This article is intended to be set in "The Poems of the Tang Dynasty", searching Wang Wei's verses with "sea" as the image, discussing the author's use of the form and transformation of the ocean image to express emotions, reflecting the result of the interaction between the external environment and the internal world experienced by the author, and reflecting the poetry of the image of the ocean.