The image shows a group of jellyfish swimming in an aquarium. The jellyfish are of different sizes and shapes, with some being larger and others smaller. They are floating in the water, and the background is dark, making the jellyfish stand out even more. The water is filled with small bubbles, creating a sparkling effect. The image is taken from a low angle, looking up at the jellyfishes. The overall mood of the image is peaceful and serene.