Common octopus lifespan and age in human years
Average lifespan about 12 months
Common octopus live about 12 months on average. Below is a chart converting Common octopus age into human years, plus a calculator.
How old in human years?
Age
Common octopus age chart in human years
Shaded rows are equivalent to human age 60+.
| Common octopus | Human age | Stage |
|---|---|---|
| 3 mo | 22 | Adult |
| 6 mo | 43 | Middle age |
| 9 mo | 63 | Senior |
| 1 yr | 84 | Elderly |
| 1 yr 3 mo | 105 | Elderly |
Sources
How we convert ages: method.
More Sea life
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Killer whaleLifespan about 50 years
Bowhead whaleLifespan up to 211 years (record)
Blue whaleLifespan about 85 years
Sea otterLifespan about 15 years
Spotted sealLifespan up to 38 years (record)
Green sea turtleLifespan about 70 years
Greenland sharkLifespan up to 392 years (record)
Whale sharkLifespan up to 54 years (record)
Immortal jellyfishLifespan Biologically immortal (can revert to youth)
American lobsterLifespan up to 100 years (record)
Giant squidLifespan up to 35 years (record)