The video shows a close-up of a fish tank. There are several fish swimming around in the water. The fish are of different sizes and colors. Some of the fish are blue, while others are green. The tank is decorated with various plants and rocks. The water is clear, and the lighting is bright, making the colors of the fish and plants stand out. The fish are swimming in different directions, some near the top of the tank and others near the bottom. The plants are swaying gently in the water current. There are no visible titles, subtitles, or informative text in the video.