Florida manatee, Trichechus manatus latirostris, a subspecies of the West Indian manatee, endangered. Series of passive interaction, passive observation. A female snorkeler with a white mask observes a manatee calf. Polite, passive interaction, observation. The manatee's snout and whiskers are prominent and it is lit with rainbow sun rays. Horizontal orientation with blue spring water. Three Sisters Springs, Crystal River National Wildlife Refuge, Kings Bay, Crystal River, Citrus County, Florida USA.