The video shows a large fish swimming in the ocean. The fish is white and has a long tail. It is swimming near the surface of the water, which is a deep blue color. The fish appears to be alone, and there are no other fish or objects visible in the video. The water is clear, and the sunlight is reflecting off the surface of the water, creating a shimmering effect. The fish is moving smoothly and effortlessly through the water, and there are no visible signs of any other marine life or human activity.