Manatee

Ocean · Mammals · Trichechus

Manatees are large, slow-moving sea mammals that live in warm shallow coasts, rivers and canals. They breathe air and feed on underwater plants.

Key numbers

West Indian manatee (Trichechus manatus) and her calf swimming together underwater in clear blue water
Photo: Galen Rathbun, Public domain, via Wikimedia Commons, resized

West Indian manatee (Trichechus manatus)

Length2.7–4 m (9–13 ft)(fws.gov)
Weight0.5–1.6 metric tons (1,000–3,500 lb)(fws.gov)
Lifespan (wild)30 years(animaldiversity.org)
Lifespan (human care)28–30 years(animaldiversity.org)
Top speedup to 24 km/h (15 mph)(fws.gov)
DietEats seagrasses and other water plants, feeding up to about 8 hours a day and taking in as much as 10% of its body weight daily.(fws.gov)
HabitatOcean: Southeastern US through eastern Mexico, Central and South America and the Caribbean to Brazil; in warm months Florida manatees can reach Massachusetts or Texas.(fws.gov)
Conservation statusVulnerable(animaldiversity.org)

Our full manatee profile is on the way. Meanwhile, see it next to a person, to scale.