The video features a close-up shot of a fish swimming in an aquarium. The fish is dark in color and is seen swimming among the green plants in the tank. The plants are of different types, some with long leaves and others with shorter ones. The water in the tank is clear, and the lighting is bright, highlighting the vibrant green color of the plants. The fish moves gracefully through the water, occasionally brushing against the plants. There is no visible title, subtitle, or text in the video.