The image is an underwater photograph of a large fish swimming in an aquarium. The fish appears to be a catfish, with a black body and white stripes on its head and tail. It has a long, pointed snout and two large fins on its back. Its mouth is open, as if it is about to take a bite out of the water. In the background, there are other fish and plants visible, and the water is a deep blue-green color. The overall mood of the image is peaceful and serene.