Ключевые слова: abstract, algae, aquatic, atmosphere, bacteria, baikal, beach, biology, blue, bluegreen, closeup, color, covered, cyanobacteria, detail, dirt, dirty, dnepr, dnepropetrovsk, dnipro, ecology, environment, european, floating, flora, flow, grass, green, grow, growth, hot, lake, life, natural, nature, outdoor, pattern, photosynthesis, planktonic, pollution, river, season, seasonal, summer, surface, texture, ukrainian, viewfinderchallenge3, water,