California sea lion lifespan and age in human years
Longest recorded 35.7 years
🏆 The longest-lived california sea lion on record reached 35.7 years in captivity.
California sea lion (Zalophus californianus). The oldest known individual lived 35.7 years; this chart maps that record to a human age of 120. Most individuals live considerably shorter lives than the record.
- Reaches adulthood at about 3 years
- Adult weight about 180 kg
- Gestation about 259 days
- About 1.2 young at a time
How old in human years?
Age
California sea lion age chart in human years
Shaded rows are equivalent to human age 60+.
| California sea lion | Human age | Stage |
|---|---|---|
| 5 yr | 24 | Adult |
| 10 yr | 40 | Adult |
| 15 yr | 55 | Middle age |
| 20 yr | 71 | Senior |
| 25 yr | 87 | Elderly |
| 30 yr | 102 | Elderly |
| 35 yr | 118 | Elderly |
| 40 yr | 133 | Elderly |
California sea lion profile
| Classification | Mammalia > Carnivora > Otariidae |
|---|---|
| Scientific name | Zalophus californianus |
| Adult weight | about 1.8e+02 kg |
| Age of maturity | 3 years |
| Gestation | about 259 days |
| Litter / clutch size | 1.2 |
| Longest recorded | 35.7 years (captivity) |
Sources
How we convert ages: method.
More Wild & zoo animals
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Red pandaLifespan about 10 years
GorillaLifespan about 35 years
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