Ключевые слова: abstract, aquatic, background, beam, below, blue, bottom, bright, clean, clear, deep, diving, ecosystem, environment, fish, flora, grass, green, lake, life, light, liquid, mediterranean, nature, nobody, ocean, plant, ray, reef, ripple, river, sand, sea, seascape, seaweed, sky, summer, sun, sunbeam, sunlight, surface, tropical, turquoise, under, undersea, underwater, water, wave,