west indian manatee: champion of aquatic biodiversity

west indian manatee seagrass marine ecosystem aquatic life conservation biodiversity underwater scene creatures habitat gentle giant herbivore health sea turtles coral formations fish species invertebrates ocean nutrient cycling plants environmental protection wildlife biology coastal ecosystems ecological importance florida waters grasses environments ecology natural preservation world nature healthy oceans sustainable education oceanography dynamics vital ally serene showcasing gracefully swimming lush beds 39aph39 large body glides water stirring small colorful crabs schools background contributing vibrant