The Greenland shark is one of the largest cartilaginous fishes.It can reach a length of 7 metres (23 feet) and a weight of 1,025 kg (2,260 pounds) when fully grown, but most are between 2 and 4 metres (6.5 and 13 feet). This means that she was born in the early 17th century, at the time of the Thirty Years War. Scientists have recently discovered a Greenland shark that is at least 392 years old! Natural history.
The largest shark in the study, at 16.5 feet (five meters) in length, was estimated to be approximately 392 years old. The Greenland shark has the longest known lifespan of all vertebrate species. So it was believed that the age could not be investigated," Mr Nielsen told the BBC. According to reports, the Greenland shark was found living in the arctic and could very … These sharks have an estimated lifespan of 400 years and they spend their time swimming around looking for mates. "But the Greenland shark is a very, very soft shark - it has no hard body parts where growth layers are deposited. Nielsen says there is some uncertainty around that estimate. - Not 512, But 392 Year-Old Shark …
The results from the measurements show that the largest female in the study, with a length of 502 centimeters, was around 392 years old when she was captured.