California Sea Lion

Zalophus californianus

California Sea Lion
California Sea Lion California Sea Lion
California sea lions are faster than any other seal or sea lion. They can swim at speeds up to 25 miles per hour. They can also make deep dives, staying underwater for up to 10 minutes pursuing fish, squid, and shellfish.

Animal Facts

Size

Males can weigh up to 1,000 pounds and grow up to eight feet long. Females weigh up to 400 pounds and grow up to six-and-a-half feet long.

Diet

A variety of fish, including Pacific whiting, market squid, shellfish, rockfish, herring, and salmon

Lifespan

18 to 25 years

Range

Eastern North Pacific Ocean from the Gulf of Alaska to Baja California

Conservation Status

Least concern

EX EW CR EN VU NT LC
Threats to Survival
  • Poaching
  • Pollution
  • Entanglement
ANIMALS IN OUR CARE

Zoe and Sierra’s Story

Zoe and Sierra were rescued as pups by the Santa Barbara Marine Mammal Center because their mothers were sick from domoic acid poisoning. Hand-raised pups cannot be released back into the ocean because they have not learned how to survive in an ocean environment, so in June 2011, Zoe and Sierra were transferred to be cared for by the New England Aquarium.

California Sea Lions Zoe and Sierra
California Sea Lions Zoe and Sierra Photo: Caitlin Cunningham
  • California sea lions splash and vocalize on exhibit
    Splashing on Exhibit California sea lions splash and vocalize on exhibit
  • California sea lions receive jello molds as a form of enrichment
    California Sea Lions and Trainer California sea lions receive jello molds as a form of enrichment
  • California sea lions enjoy the sun in the Aquarium's Marine Mammal Center
    California Sea Lions California sea lions enjoy the sun in the Aquarium's Marine Mammal Center
  • A California sea lion rests on a rock while on exhibit
    California sea lion A California sea lion rests on a rock while on exhibit

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