Ключевые слова: algae, aquatic, biodiversity, branching, calcium, carbonate, closeup, colony, colorful, coral, detail, ecosystem, environment, formation, growth, habitat, invertebrate, life, marine, marinelife, nature, ocean, polyp, reef, saltwater, sea, seascape, skeleton, structure, symbiotic, texture, tropical, underwater, vibrant, zooxanthellae,