The video shows a fish swimming in a tank. The fish is small and has a long nose. It is swimming around a green leaf that is floating in the water. The fish appears to be exploring the leaf and the tank. The water is clear, and the lighting is bright, making the fish and the leaf stand out. The fish has a silver body with black stripes and a long, pointed nose. The leaf is bright green and appears to be healthy. There are no other fish or objects in the tank visible in the video.