The image is a close-up of a small fish swimming in an aquarium. The fish appears to be a guppy, with a yellow body and black fins. It has a long, slender body with a pointed snout and a small head. Its eyes are large and round, and its mouth is slightly open, as if it is looking towards the right side of the image. The background is a light greenish-blue color, and there are small bubbles visible in the water around the fish.