Green sea turtle lifespan and age in human years
Average lifespan about 70 years
Green sea turtle live about 70 years on average. Below is a chart converting Green sea turtle age into human years, plus a calculator.
How old in human years?
Age
Green sea turtle age chart in human years
Shaded rows are equivalent to human age 60+.
| Green sea turtle | Human age | Stage |
|---|---|---|
| 5 yr | 3 | Child |
| 10 yr | 6 | Child |
| 15 yr | 9 | Child |
| 20 yr | 12 | Child |
| 25 yr | 15 | Teen |
| 30 yr | 18 | Teen |
| 35 yr | 26 | Adult |
| 40 yr | 34 | Adult |
| 45 yr | 43 | Middle age |
| 50 yr | 51 | Middle age |
| 55 yr | 59 | Middle age |
| 60 yr | 68 | Senior |
| 65 yr | 76 | Elderly |
| 70 yr | 84 | Elderly |
| 75 yr | 92 | Elderly |
| 80 yr | 100 | Elderly |
| 85 yr | 109 | Elderly |
| 90 yr | 117 | Elderly |
| 95 yr | 125 | Elderly |
| 100 yr | 134 | Elderly |
| 105 yr | 142 | Elderly |
Green sea turtle profile
| Classification | Reptilia > Testudines > Cheloniidae |
|---|---|
| Scientific name | Chelonia mydas |
| Adult weight | about 1.6e+02 kg |
| Age of maturity | 10 years |
| Incubation | about 59 days |
| Litter / clutch size | 150 |
| Longest recorded | 75 years |
Sources
How we convert ages: method.
More Sea life
Bottlenose dolphinLifespan about 40 years
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)
Greenland sharkLifespan up to 392 years (record)
Whale sharkLifespan up to 54 years (record)
Common octopusLifespan about 12 months
Immortal jellyfishLifespan Biologically immortal (can revert to youth)
American lobsterLifespan up to 100 years (record)
Giant squidLifespan up to 35 years (record)