The video shows a lionfish swimming in the ocean. The fish has long, flowing fins and a striped body. It moves slowly through the water, its fins undulating gently. The background is a blurred view of the ocean floor, with rocks and coral visible in the distance. The lionfish's colors are a mix of brown, white, and black stripes, with white spots scattered across its body and fins. The fish's eyes are small and beady, and it has a long, pointed snout. The video is shot in high definition, capturing the details of the lionfish's movements and the surrounding environment.