The creature is one of two subspecies of the West Indian manatee (Trichechus manatus) — also known as the North American manatee.

这种生物是西印度海牛（Trichechus manatus）的两个亚种之一，也被称为北美海牛。

The West Indian manatee, the Florida manatee is an example, is no longer considered an endangered species by the U.S. federal government.

西印度海牛，佛罗里达海牛就是一个例子，美国联邦政府不再将其视为濒危物种。