The video shows a fish swimming in the water. The fish is a small, slender creature with a silver body and a long, thin tail. It has a small mouth and two eyes on the top of its head. The fish is swimming in a calm and steady manner, moving its fins in a slow and rhythmic motion. The water around the fish is clear, and the sandy bottom of the ocean can be seen in the background. The fish appears to be alone, with no other fish or creatures in sight. The video captures the peaceful and serene nature of underwater life.