The video shows a large fish with a wide open mouth swimming in the ocean. The fish has a yellow and black body, and its mouth is wide open, revealing sharp teeth. The fish is surrounded by small fish and other sea creatures swimming around it. The water is clear, and the sunlight is shining through, creating a beautiful underwater scene. The fish appears to be in its natural habitat, and there are no signs of human interference. The video captures the beauty and diversity of marine life.