Life Cycle:
No breeding grounds have been observed for the Fin Whale.
Sexual maturity is reached at 6 -12 years of age.
Reproduction takes place in the winter.
Females give birth every 2 -3 years and the gestation period is 11 to 15 months.
Only one calve is usually born, although it has been documented that the Fin Whale sometimes has up to 6 calves at a time.
The calves usually measure 21 feet in length and weigh approximately 4,000 pounds.
Lactation last 6 - 7 months.
Life Span: 80-90 years.
No breeding grounds have been observed for the Fin Whale.
Sexual maturity is reached at 6 -12 years of age.
Reproduction takes place in the winter.
Females give birth every 2 -3 years and the gestation period is 11 to 15 months.
Only one calve is usually born, although it has been documented that the Fin Whale sometimes has up to 6 calves at a time.
The calves usually measure 21 feet in length and weigh approximately 4,000 pounds.
Lactation last 6 - 7 months.
Life Span: 80-90 years.