The image shows a small fish swimming in a shallow body of water. The fish appears to be a perch, with a green body and a yellow dorsal fin. It is swimming towards the right side of the image, with its head slightly tilted downwards. The water is covered in small rocks and debris, and there are a few branches and twigs scattered around. The surface of the water is muddy and there is a small amount of algae visible. The image is taken from a low angle, looking up at the fish.