This species is apparently found in the eastern Pacific off Baja California, and has previously been misidentified as the bigeye thresher. The possible existence of a hitherto unrecognized fourth species was revealed during the course of a 1995 allozyme analysis by Blaise Eitner. The three extant thresher shark species are all in the genus Alopias. The common name is derived from a distinctive, thresher-like tail or caudal fin which can be as long as the body of the shark itself. As a result, the long-tailed or common thresher shark, Alopias vulpinus, is also known as the fox shark. The genus and family name derive from the Greek word ἀλώπηξ, alṓpēx, meaning fox.
Shark tail skin#
All three are popular big-game sport fish, and additionally they are hunted commercially for their meat, livers (for shark liver oil), skin (for shagreen) and fins (for use in delicacies such as shark-fin soup).ĭespite being active predatory fish, thresher sharks do not appear to be of threat to humans. Thresher sharks are large mackerel sharks of the family Alopiidae found in all temperate and tropical oceans of the world the family contains three extant species, all within the genus Alopias.Īll three thresher shark species have been listed as vulnerable by the World Conservation Union since 2007 (IUCN). Pelagic thresher ( A. pelagicus) jumping in Costa Rica
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