The image is a close-up of an aquarium tank with a group of small fish swimming around. The tank is filled with water and the background is a deep blue color. In the center of the tank, there are two coral reefs with bright orange and yellow colors. The coral reefs are surrounded by small rocks and pebbles. The fish are of different sizes and colors, including pink, blue, and white. They are swimming around the coral reefs and appear to be interacting with each other. The overall mood of the image is peaceful and serene.