The video shows a large whale shark swimming in the ocean. The whale shark is grey in color and has a white spotted pattern on its body. It has a wide mouth and a long tail. The ocean water is a deep blue color and there are small fish swimming around the whale shark. In some frames, a scuba diver is visible, wearing a black wetsuit and yellow fins. The diver is swimming near the whale shark, observing it. The whale shark is moving slowly and gracefully through the water.