The image is a close-up of a jellyfish swimming in an aquarium. The jellyfish has a round body with a yellowish-green color and long, thin tentacles that extend outwards from its body. The tentacles are covered in small white spots, giving the jellyfish a textured appearance. The background is dark, making the jellyfishes stand out even more. The image is taken from a low angle, looking up at the tentacles. The overall mood of the image is peaceful and serene.