The video shows a scuba diver swimming underwater with a school of fish. The diver is wearing a black wetsuit and flippers, and is surrounded by a large group of fish. The fish are swimming in a circular pattern around the diver. The water is clear and blue, and the light from above is shining through, illuminating the scene. The fish are silver in color and appear to be small in size. The diver is moving slowly and carefully, not disturbing the school of fish.