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The tiger shark ( Galeocerdo cuvier) [3] is a species of ground shark, and the only extant member of the genus Galeocerdo and family Galeocerdonidae. It is a large macropredator, with females capable of attaining a length of over 5 m (16 ft 5 in). [4]
The sand tiger shark ( Carcharias taurus ), gray nurse shark, spotted ragged-tooth shark or blue-nurse sand tiger, is a species of shark that inhabits subtropical and temperate waters worldwide. It inhabits the continental shelf, from sandy shorelines (hence the name sand tiger shark) and submerged reefs to a depth of around 191 m (627 ft). [2]
The largest fish of the now-extinct class Placodermi was the giant predatory Dunkleosteus. The largest and most well known species was D. terrelli, which grew almost 9 m (29.5 ft) in length [24] and 4 t (4.4 short tons) [25] in weight. Its filter feeding relative, Titanichthys, may have rivaled it in size. [26]
June 6, 2024 at 1:00 PM. The tiger shark with its abandoned catch, in the only image captured [Nicolas Lubitz] A tiger shark in northern Australia has given researchers the surprise of their lives ...
Apr. 27—Warning signs were posted today after the sighting of a large tiger shark at an East Oahu beach park. A non-aggressive 10- to 12-foot tiger shark was seen 50 yards offshore at Waimanalo ...
The bigeye sand tiger (Odontaspis noronhai) is an extremely rare species of mackerel shark in the family Odontaspididae, with a possible worldwide distribution.A large, bulky species reaching at least 3.6 m (12 ft) in length, the bigeye sand tiger has a long bulbous snout, large orange eyes without nictitating membranes, and a capacious mouth with the narrow teeth prominently exposed.
The first shark-like chondrichthyans appeared in the oceans 400 million years ago, developing into the crown group of sharks by the Early Jurassic. Listed below are extant species of shark. Sharks are spread across 512 described and 23 undescribed species in eight orders. The families and genera within the orders are listed in alphabetical order.
A large tiger shark spotted just outside the Magic Island breakwall today prompted the Honolulu Emergency Services Department to post a shark warning. The “non-aggressive ” 12-foot shark was ...