close-up view of a vibrant coral reef aquarium, illuminated by blue and green lights, typical of systems designed to promote coral growth and fluorescence

close-up view of a vibrant coral reef aquarium, illuminated by blue and green lights, typical of systems designed to promote coral growth and fluorescence. Several types of coral are visible. Two prominent clusters of Euphyllia coral, commonly known as hammer coral or torch coral, are seen with their distinctive hammer-shaped tentacles tipped in bright green. Between these hammer corals, a smaller, spiky green coral, possibly a kenyan tree coral, is visible. The background consists of larger, branching blue-green corals with a textured surface. The overall environment is dark and aquatic, with a deep blue hue dominating the scene, punctuated by the bright colors of the corals. There are no people or animals depicted in the image. The image was taken at the Odesa Aquarium, located in the city of Odesa, Ukraine, in their marine life exhibit.