Irrawaddy dolphin lifespan and age in human years

Longest recorded 30 years

🏆 The longest-lived irrawaddy dolphin on record reached 30 years in the wild.

Irrawaddy dolphin (Orcaella brevirostris). The oldest known individual lived 30 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 5 years
• Adult weight about 190 kg
• Gestation about 426 days
• About 1 young at a time