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The speartooth shark is threatened by incidental capture in commercial and recreational fisheries, as well as by habitat degradation. Given its small population, restricted range, and stringent habitat requirements, this species is highly susceptible to these pressures and has been listed as vulnerable by the International Union for ...
Their precise geographic range is uncertain, but the known species are documented in parts of South Asia, Southeast Asia, New Guinea [5] and Australia.Of the three currently described species, the Ganges shark is restricted to freshwater, while the northern river shark and the speartooth shark are found in coastal marine waters, as well.
FAO (2000) Conservation and Management of Sharks Technical Guidelines for Responsible Fisheries, Rome. ISBN 92-5-104514-3.; Fowler SL, Cavanagh RD, Camhi M, Burgess GH, Cailliet GM, Fordham SV, Simpfendorfer CA and Musick JA (comp. and ed.) (2005) Sharks, Rays and Chimaeras: The Status of the Chondrichthyan Fishes IUCN Shark Specialist Group, Status Survey.
The term kitefin shark is also used as the common name for the type species of the family, Dalatias licha. Echinorhinidae: Bramble sharks: 1 2 Bramble sharks are usually benthic fish found in tropical and temperate waters worldwide, while the prickly shark is found in the deep waters of the Pacific Ocean. Their usual prey is small fish ...
The Ganges shark (Glyphis gangeticus) is a critically endangered species of requiem shark found in the Ganges River (Padma River) and the Brahmaputra River of India and Bangladesh. It is often confused with the more common bull shark ( Carcharhinus leucas ), which also inhabits the Ganges River and is sometimes incorrectly referred to as the ...
A Pennsylvania 8-year-old on vacation in SC found a huge fossilized tooth from a long-extinct shark species. ‘Once in a lifetime find,’ Boy finds massive, extinct shark tooth on SC vacation ...
Researchers have discovered evidence pointing to the first known case of a porbeagle shark — which can grow up to 12 feet long and 500 pounds — being killed by a large shark predator.
The common name requiem shark may be related to the French word for shark, requin, which is itself of disputed etymology.One derivation of the latter is from Latin requiem ("rest"), which would thereby create a cyclic etymology (requiem-requin-requiem), but other sources derive it from the Old French verb reschignier ("to grimace while baring teeth").