In the video, there is a large group of fish swimming in the water. The fish are of various sizes and colors, with some being darker and others being lighter. The water is clear and there are no visible plants or coral in the background. The fish are swimming in different directions, some are swimming towards the camera while others are swimming away. The fish are moving smoothly and gracefully through the water. The video is shot in a way that allows the viewer to see the fish from different angles, providing a comprehensive view of their movements and behavior.