The video shows a small fish swimming in an aquarium. The fish has a striped pattern on its body, with a combination of white, black, and yellow colors. The aquarium is decorated with various shells and plants, and the fish is seen swimming around and exploring its surroundings. The water is clear, and there are bubbles visible in the background, indicating an aeration system in the tank. The fish appears to be healthy and active, moving smoothly through the water.