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The Greenland shark (Somniosus microcephalus), also known as the gurry shark or grey shark, is a large shark of the family Somniosidae ("sleeper sharks"), closely related to the Pacific and southern sleeper sharks. [2] Inhabiting the North Atlantic and Arctic Oceans, they are notable for their exceptional longevity, although they are poorly ...
Megalodon. Otodus megalodon (/ ˈmɛɡələdɒn / MEG-əl-ə-don; meaning "big tooth"), commonly known as megalodon, is an extinct species of giant mackerel shark that lived approximately 23 to 3.6 million years ago (Mya), from the Early Miocene to the Early Pliocene epochs.
The Greenland shark had been estimated to live to about 200 years, but a study published in 2016 found that a 5.02 m (16.5 ft) specimen was between 272 and 512 years old. [ 75 ] [ 76 ] That makes the Greenland shark the longest-lived vertebrate.
Earlier estimates suggested the Greenland shark (Somniosus microcephalus) could reach about 200 years, but a recent study found that a 5.02-metre-long (16.5 ft) specimen was 392 ± 120 years old (i.e., at least 272 years old), making it the longest-lived vertebrate known.
The youngest fossil of C. mantelli was found in the Bearpaw Formation of Alberta, dating as 73.2 million years old. [5] A single tooth identified as Cretoxyrhina sp. was recovered from the nearby Horseshoe Canyon Formation and dated as 70.44 million years old, suggesting that Cretoxyrhina may have survived into the Maastrichtian.
The first shark found in the Gulf was caught by commercial fisherman on 25 July 2000 at a depth of approximately 919–1,099 m (3,016–3,606 ft) and is thought to have been about 20 ft long. [3] During July 2014, a goblin shark was found in a fishery net in Sri Lanka, near the eastern coast of Sri Lanka. The shark was about 4 ft (1.2 m) long ...
An 80-year-old woman who is the sole resident of a remote Greek island has just found some company. On Tuesday, Nov. 19, journalist Vasilios Saribalidis announced on Facebook that Irene Rinio had ...
Estimated >2,000 kg (4,400 lb) Deep Blue is a female great white shark that is estimated to be 6.1 m (20 ft) long or larger and is now sixty years old. She is believed to be one of the largest ever recorded in history. The shark was first spotted in Mexico by researcher Mauricio Hoyos Padilla. Deep Blue was featured on the Discovery Channel's ...