The Antillean manatee (Trichechus manatus) is a currently endangered subspecies of the West Indian manatee, living in the waters off Belize and facing a variety of threats, such as habitat degradation and loss, poaching, pollution, and entanglement in fishing gear.  Now, a team of researchers led by the University of California, Santa Cruz has found that, with the growth of tourism over the past three decades and subsequent increase in boat traffic, the local manatee population – consisting at the moment of about 1,000 specimens – is...