Ключевые слова: algae, angle, aquatic, background, beauty, blue, clean, clear, close, detail, ecosystem, environment, fish, flora, flower, freshwater, freshwater flora, grass, green, habitat, lake, lakes, landscape, life, light, mountain, natural, nature, plant, pond, river, rivers, scene, season, stream, summer, sun, sunlight, surface, under, underwater, underwater flora, underwater freshwater, underwater landscape, underwater river, underwater spring, water, weed, yellow,