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The broadnose sevengill shark (Notorynchus cepedianus) is the only extant member of the genus Notorynchus, in the family Hexanchidae.It is recognizable because of its seven gill slits, while most shark species have five gill slits, with the exception of the members of the order Hexanchiformes and the sixgill sawshark.
The sharpnose sevengill shark is reasonably small and is located in generally deep water, and these characteristics classify this shark as harmless to humans. [3] Small to moderate numbers of sharpnose sevengill sharks are captured as bycatch in certain deepwater commercial fisheries on longlines or in trawls. [2]
For the first time, a number of broadnose sevengill sharks and at least one critically endangered soupfin shark are calling south Puget Sound home.. Researchers from Oregon State University ...
Notorynchus is a genus of deepwater sharks in the family Hexanchidae. There is one extant species. ... Extant species. Broadnose sevengill shark (Notorynchus ...
Meghan Holst studies the broadnose sevengill shark, so she was naturally concerned when record-setting rain this year altered the shark's nursery grounds in San Francisco Bay. But the species ...
Sharks are a group of elasmobranch fish characterized by a cartilaginous skeleton, five to seven gill slits on the sides of the head, and pectoral fins that are not fused to the head. Modern sharks are classified within the clade Selachimorpha [ 1 ] (or Selachii ) and are the sister group to the Batoidea ( rays and kin).
Washington is home to a few species of sharks you should know about before your next water-based excursion. Skip to main content. 24/7 Help. For premium support please call: 800-290-4726 more ways ...
Chlamydoselachus anguineus Garman, 1884 (frilled shark) Family Hexanchidae J. E. Gray 1851 (cow sharks) Heptranchias Rafinesque, 1810. Heptranchias perlo (Bonnaterre, 1788) (sharpnose sevengill shark) Hexanchus Rafinesque, 1810. Hexanchus griseus (Bonnaterre, 1788) (bluntnose sixgill shark) Hexanchus nakamurai Teng, 1962 (bigeyed sixgill shark)