SEA LION
Zalophus californianus
DESCRIPTION
The California sea lion (Zalophus californianus) is a marine mammal known for its playful behavior and agility in the water. They are characterized by their external ear flaps and long front flippers, which allow them to move gracefully both in water and on land.
FUN FACTS
- California sea lions can dive to depths of over 600 feet | They can hold their breath for up to 20 minutes | Males can weigh up to 1,000 pounds during breeding season
QUICK INFO
Lifespan15-20 years in the wild, up to 30 in captivity
Average Weight100-300 kg
Average Length2-2.5 m
Diet TypeCarnivore
Social Structuregroup — they often form large colonies for breeding and resting.
Activity PatternDiurnal
Breeding SeasonSpring (May-June)
- Habitat
- California sea lions inhabit coastal areas, often found on rocky shores and sandy beaches. They prefer regions with easy access to water for foraging.
- Biomes
- Marine, Coastal
- Native Range
- They are native to the western coast of North America, from British Columbia in Canada to Mexico.
- Continent
- North America
- Countries
- United States, Mexico
- Diet
- California sea lions primarily feed on fish and squid. They are opportunistic feeders and can adapt their diet based on the availability of prey.
- Diet Type
- Carnivore
- Favorite Food
- fish, squid
- Social Structure
- group — they often form large colonies for breeding and resting.
- Activity Pattern
- Diurnal
- Group Size
- 10-100
- Territorial
- 0
VU
100-300 kg
Weight
2-2.5 m
Length
- Coloration
- Light brown to tan, with darker coloration on the back.
- Sexual Dimorphism
- Males are significantly larger than females.
- Lifespan
- 15-20 years in the wild, up to 30 in captivity
- Gestation Period
- 11 months
- Offspring per Birth
- 1
- Sexual Maturity
- 3-4 years
- Breeding Season
- Spring (May-June)
LC
Least Concern
IUCN Red List Status
- Population Status
- The population is currently stable, with some areas showing signs of recovery.
- Wild Population Estimate
- 300,000-600,000
- Population Trend
- Increasing
- Endangered
- 0
- Threats
- Main threats include habitat loss, entanglement in fishing gear, and competition for food with commercial fisheries.
- Conservation Program
- Marine Mammal Protection Act
- Predators
- Great white sharks, orcas
- Defense Mechanisms
- They use vocalizations and group behavior to deter predators.
- Found in Zoos
- Common