The video shows a manta ray swimming in the ocean. The camera focuses on the underside of the manta ray, highlighting its gills and the intricate patterns on its body. The manta ray's movements are smooth and graceful as it glides through the water. The ocean water is a deep blue color, and the lighting is natural, suggesting that the video was taken during the day. The manta ray's body is predominantly gray with some white spots and lines. There are no other marine animals visible in the video.