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Fish Identification: Find Species

Class: Elasmobranchii
Order: Carcharhiniformes
Family: Pentanchidae Deepwater catsharks

Genus: Bythaelurus

(See list of species below)


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14 species (see list below)
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Scientific Name English Name Distribution Max. Length (cm) Year
Bythaelurus alcockii Arabian catshark Western Indian Ocean 30 TL 1913
Bythaelurus bachi Bach’s catshark Western Indian Ocean 44.5 TL 2016
Bythaelurus canescens Dusky catshark Southeast Pacific 70 TL 1878
Bythaelurus clevai Broadhead cat shark Western Indian Ocean 1987
Bythaelurus dawsoni New Zealand catshark Southwest Pacific 45 TL 1971
Bythaelurus giddingsi Galápagos catshark Pacific Ocean 45.3 TL 2012
Bythaelurus hispidus Bristly catshark Indian Ocean 29 TL 1891
Bythaelurus immaculatus Spotless catshark Northwest Pacific 76 TL 1982
Bythaelurus incanus Eastern Indian Ocean 45.4 TL 2008
Bythaelurus lutarius Mud catshark Western Indian Ocean 39 TL 1972
Bythaelurus naylori Dusky snout catshark Southwestern Indian Ocean 54.8 TL 2015
Bythaelurus stewarti Error Seamount Catshark Northwestern Indian Ocean 42.5 TL 2018
Bythaelurus tenuicephalus Narrowhead catshark Western Indian Ocean 300 TL 2015
Bythaelurus vivaldii Vivaldi’s catshark Western Indian Ocean 32.5 TL 2017



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 Country, go to Search FishBase, select Country and click on 'Identification by pictures' to display all available pictures in FishBase for the country.

          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