The video shows a group of fish in an aquarium. The fish are swimming around and eating food that is being fed to them. The fish are of different sizes and colors, and they are all swimming in the same direction. The aquarium is well-lit, and the water is clear. The fish are moving quickly, and their movements are coordinated. The food being fed to the fish is in a small container, and the person feeding the fish is holding the container with their hand. The fish are eagerly eating the food, and they are all swimming towards the container to get their share. The aquarium appears to be well-maintained, and the fish are healthy and active.