The image is a close-up of a jellyfish swimming in an aquarium. The jellyfish is in the center of the image, with its body facing towards the right side of the frame. It has a long, slender body with multiple tentacles extending outwards from its body. The tentacles are a bright blue color, and the jellyfish appears to be glowing in the dark. The background is a deep blue, and there is a mesh-like structure visible in the background. The image is taken from a low angle, looking up at the jellyfishes.