Fish Identification

Fish Identification: Find Species

Class: Elasmobranchii
Order: Hexanchiformes
Family: Hexanchidae Cow sharks


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Total number of spines in dorsal and anal fins (optional).        Enter total length (TL) and maximum body depth (BD)


5 species

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Scientific Name English Name Distribution Max. Length (cm) Year
Heptranchias perlo Sharpnose sevengill shark Circumglobal in tropical 140 TL 1788
Hexanchus griseus Bluntnose sixgill shark Circumglobal with patchy 600 TL 1788
Hexanchus nakamurai Bigeyed sixgill shark Indo-West Pacific 206 TL 1962
Hexanchus vitulus Atlantic bigeye sixgill shark Atlantic Ocean 230 TL 1969
Notorynchus cepedianus Broadnose sevengill shark Circumglobal 300 TL 1807



Other identification tools in FishBase


Quick Identification
Identification keys
Identification by morphometrics
Identification by pictures:
          If you already know the Family, go to Search FishBase, select Family and click on 'Identification by pictures' to display all available pictures in FishBase for the family.

          If you already know the Territory, go to
Search FishBase, select Territory and click on 'Identification by pictures' to display all available pictures in FishBase for the territory.

          If you already know the Ecosystem, go to
Search FishBase, select Ecosystem and click on 'Identification by pictures' to display all available pictures in FishBase for the ecosystem.
cfm script by eagbayani, 30.11.04, ,  php script by cmilitante, 05/11/2010 ,  last modified by cmilitante, 14/03/2013
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