Ключевые слова: american, animal, atlantic, biology, boat, canal, clear, customized, diving, ecology, ecosystem, education, endangered, environment, evolution, florida, food, freshwater source, friendly, herbivore, herbivorous, home, homosassa, law, mammal, manatee, manatees, marin marine mammals, natural, nature, ocean, pretty, sea, seascape, seasonal, shallow, snorkel, snorkeling, south america, spring, threatened, tropical, type, underwater, unusual, warm, water, wildlife, work,