2018 was the second-deadliest year on record for the threatened species — and humans are responsible.


Florida manatees just can’t catch a break.

An estimated 824 manatees died in Florida waters last year, a nearly 50 percent increase over the number of mortalities in 2017 and the second-highest death count ever.

Sadly, a large number of this year’s deaths were human-caused, either directly from accidents or from long-term environmental threats created by anthropogenic forces.

What caused the most deaths this year? Watch our video below to learn more.

Further reading: The Simple Thing You Can Do to Save Lovable but Endangered Manatees

Creative Commons

John R. Platt

is the editor of The Revelator. An award-winning environmental journalist, his work has appeared in Scientific American, Audubon, Motherboard, and numerous other magazines and publications. His “Extinction Countdown” column has run continuously since 2004 and has covered news and science related to more than 1,000 endangered species. He is a member of the Society of Environmental Journalists and the National Association of Science Writers. John lives on the outskirts of Portland, Ore., where he finds himself surrounded by animals and cartoonists.

Dipika Kadaba  

is an ecologist who uses data visualization and design to communicate environmental issues in her role as The Revelator's visual storyteller. Her interdisciplinary work originates in her background in environmental health research as a veterinarian, a graduate degree in conservation science, and a lifetime spent creating webcomics and animations for fun.