Ключевые слова: animal movement, aquatic environment, aquatic habitat, aquatic health, aquatic landscape, aquatic life, behavior, bioluminescence, blue water, clear water, coastal, composition, daylight, dead fish, decaying fish, deep water, environment, exploration, fauna, fish, fish anatomy, fish behavior, floating fish, habitat, large fish, life cycle, marine, marine life, natural colors, natural setting, nature, ocean, peaceful experience, ripples, scenery, schooling, serene, serenity, sunlight, sunlit water, surface tension, swimming, tranquil, transparency, underwater, underwater scene, water dynamics, water surface, wildlife, wildlife observation,