Learn

Steller Sea Lion


Scientific Name:
Eumetopias jubatus
Length:
2.8 - 3.2 m (9.2 - 10.5 ft)
Weight:
male: 500 - 1000 kg (1100 - 2200 lbs); female: 250-300 kg (550 - 660 lbs)
Status:
edangered
Prey:
Variety of fish, ivertebrates, sometimes other pinnipeds

Physical characteristics

Light tan to reddish brown color.

Behavioral characterization

Tend to be in inter-tidal zones and continental shelves.

Distribution

North Pacific

Population size

105,800 - 117,800

Predators

White sharks and killer whales.

Migration/Dispersal patterns

They do not migrate, but occasionally retreat to more protected haulouts in winter.

Social system/Group size

Steller sea lions are very social and known to gather in large groups, not only during the mating season.

Major threats

Entanglement in fishing gear, hunting and habitat degradation.

Research efforts

The Marine Mammal Center and the ADF&G Steller Sea Lion Program research the species.

Fun fact

The Steller sea lion is the largest species of sea lions worldwide.