South American Sea Lion

Otaria flavescens

Adult males develop a thick, lion-like mane of fur around their necks, which helps cushion the blows during bloody territorial battles.

Scientific name
Otaria flavescens
Taxonomy
Animalia › Chordata › Mammalia › Carnivora › Otariidae › Otaria
IUCN Red List status
Least Concern
Population trend
stable
Biome
aquatic
Habitat
Rocky shores, sandy beaches, and shallow coastal waters.
Diet
Opportunistic carnivore feeding on fish, squid, octopuses, and occasionally penguins.
Range
Chile, Argentina, Uruguay, Peru, Falkland Islands
Size
Males up to 2.7 meters (9 ft) and 350 kg (770 lbs); females are significantly smaller.
Lifespan
16-20 years
Active
diurnal
Threats
Bycatch in commercial fishing nets, depletion of prey resources, and marine pollution.
Safe to approach?
Defensive. Maintain a safe distance of at least 20 meters, especially during the summer breeding season when males are highly territorial and aggressive. Do not block their path to the water. If bitten, seek immediate medical attention, as their mouths carry harmful bacteria that can cause severe infections.

The South American sea lion ( Otaria flavescens , formerly Otaria byronia ), also called the southern sea lion and the Patagonian sea lion , is a sea lion found on the Ecuadorian, Peruvian, Chilean, Argentinean, Uruguayan, and Southern Brazilian coasts. It is the only member of the genus Otaria . Its scientific name was subject to controversy, with some taxonomists referring to it as Otaria flavescens and others referring to it as Otaria byronia . The former eventually won out, although...

Photo: Diego Carús, CC0, via iNaturalist

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