As a species of sea turtle, the green sea turtle has a very long lifespan. Under normal circumstances, that is, without sudden death due to external reasons, the lifespan of green sea turtles can reach 80 years, and green sea turtles over 80 years are also very common. Currently, the longest-lived green sea turtle on record has lived for 152 years.

Whether it is a wild green sea turtle or a green sea turtle in captivity, Their lifespan is affected by surrounding environmental factors. If the environment is suitable, the lifespan of green sea turtles will naturally be longer. Conversely, in harsh environments, the lifespan of green sea turtles will be shortened, or even directly lead to their death.