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In a milestone decision in 2013, CITES prohibited international trade in the fins of the scalloped hammerhead (pictured) and four other shark species. [5] Shark species are increasingly becoming threatened because of commercial and recreational fishing pressures, the impact of non-shark fisheries on the seabed and shark prey species, and other ...
The tiger shark is a member of the order Carcharhiniformes, the most species-rich order of sharks, with more than 270 species also including the small catsharks and hammerhead sharks. [4] Members of this order are characterized by the presence of a nictitating membrane over the eyes, two dorsal fins, an anal fin , and five gill slits.
Russ Mittermeier, chief of Swiss-based IUCN's Primate Specialist Group, stated that 16,306 species are endangered with extinction, 188 more than in 2006 (total of 41,415 species on the Red List). The Red List includes the Sumatran orangutan ( Pongo abelii ) in the Critically Endangered category and the Bornean orangutan ( Pongo pygmaeus ) in ...
The World's 100 most threatened species [1] is a compilation of the most threatened animals, plants, and fungi in the world. It was the result of a collaboration between over 8,000 scientists from the International Union for Conservation of Nature Species Survival Commission (IUCN SSC), along with the Zoological Society of London . [ 2 ]
Scientists fixed tags equipped with cameras onto tiger sharks so that they could view the ocean floor from a new perspective. ... what is the world’s largest known seagrass ecosystem, an area of ...
The sand tiger shark (Carcharias taurus), grey/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 ...
In some cases — bull sharks, mako sharks and baby sand tiger sharks, for example — sharks will even eat their own species. But cases of large sharks eating other large sharks, the subject of ...
[1] 60% of all evaluated fish species are listed as least concern. The IUCN also lists 37 fish subspecies as least concern. Of the subpopulations of fishes evaluated by the IUCN, 44 species subpopulations have been assessed as least concern. This is a complete list of least concern fish species and subspecies evaluated by the IUCN.