Ключевые слова: aquarists, aquarists aquarium aquatic, aquarium, aquatic, background, biology, bubble, carbondioxide, closeup, co2, colorful, conservation, crystalwort, decoration, decorative, detail, ecology, ecosystem, field, floating, flora, fluitans, fresh, freshwater, green, growth, habitat, healthy, hobby, lake, leaf, life, light, liverwort, lush, natural, nature, oxygen, photosynthesis, plant, quickly, riccia, science, summer, sunlight, tank, tropical, underwater, vegetation, water,