The image is a close-up of a coral reef. The coral has a yellow-green color with intricate patterns and ridges. In the center of the image, there is a small white and red sea slug with a spiral pattern on its body. The sea slug appears to be resting on the surface of the coral. There are also a few small white objects scattered around the coral, possibly coral bleaching. The image is taken from a top-down perspective, looking down on the sea slug.