there are four different species of manatees today: lamantinen from tropical america's atlantic coast, senegalmanaten from bays and rivers in the west coast of africa, amazonmanaten from the amazon and orinoco and dugong from the indian ocean, red sea and the western pacific.

How would the previous sentence be correctly capitalized?
There are four different species of manatees today: lamantinen from tropical America's Atlantic coast, senegalmanaten from bays and rivers in the west coast of Africa, amazonmanaten from the Amazon and Orinoco and dugong from the Indian Ocean, Red Sea and the Western Pacific.