The video shows a large fish with many small spots on its body swimming in a tank. The fish has a long body and a tail, and it is swimming slowly in the water. The tank appears to be in a store or a pet shop, as there are other tanks and items visible in the background. The fish is the only one in the tank, and it seems to be healthy and active. The water in the tank is clear, and the lighting is bright, allowing for a good view of the fish and its surroundings.