In the video, we see a large fish swimming in the ocean. The fish is silver in color and has a streamlined body with a pointed nose and a long tail. It appears to be a type of game fish, possibly a tuna or mackerel. The water is clear and blue, indicating that the video was likely taken in a tropical or subtropical region. The fish is swimming calmly, with its fins and tail moving smoothly. There are no other fish or objects visible in the frame, and the focus is solely on the large fish. The video does not contain any text or subtitles.