Scientific Name
Pseudocarcharias kamoharai  
Pseudocarcharias kamoharai蒲原氏擬錐齒鯊
by: Lab of Fish Ecol. and Evo., BRCAS
Author (Matsubara, 1936) Depth 0 - 590M
Chinese 蒲原氏擬錐齒鯊 Poisonous Fish No 
Family_Chinese 擬錐齒鯊科 Economic Fish Yes 
Family F018 Pseudocarchariidae Edible Fish No  Chinese In Mainland China 蒲原氏擬錐齒鯊 
Max Length 110 cm  Aquarium Fish No  Common Name 黑棘鮫、鱷鮫、沙魚(臺東) 
Distribution in World global   Distribution in Taiwan West、North East 
Habitats Ocean、Deep Sea、Coastal  Holotype Locality Kôti fish market, Japan [Western North Pacific] 
Synonyms Carcharias kamoharai, Carcharias pelagicus, Carcharias yangi, Odontaspis kamoharai, Pseudocarcharias pelagicus, Pseudocarcharias yangi   
Reference 臺灣魚類誌(沈等, 1993);中國動物誌-圓口綱及軟骨魚綱(朱等, 2001);FAO Species Catalogue, Vol.4 Sharks of the world  Matsubara, K. 1936 Abe, T. 1973 Compagno, L.J.V. 1984 Compagno, L.J.V. 1984 沈世傑 編 Shih-Chieh Shen ed. 1993 朱元鼎, 孟慶聞 等編 2001 Andrew L. Stewart 2001 
Specimen List FRIP22131.  
Common Name Crocodile shark 
Redlist Status LR/nt IUCN Redlist: Lower Risk/near threatened(LR/nt)  2000-06-30   
Characteristic A small sized, oceanic shark, with huge eyes lacking nictitating eyelids. Head short, much shorter than trunk. Snout pointed and bulbously conical, not greatly elongated. Gill slits long. Body slender and spindle-shaped. Teeth large, the anterior narrow and awl-like, the lateral more compressed and blade-like, with less than 30 rows in either jaw. First dorsal fin small, low, and angular, second dorsal fin smaller than 1st but larger than anal fin. Second dorsal fin possess a nonpivoting base bur anal fin pivotable. Pectoral fin small, short and broad. Caudal fin not lunate. Precaudal pits present, caudal peduncle slightly depressed and with low lateral keels.
habitats An epipelagic and possibly mesopelagic shark, usually found offshore and distant waters but sometimes occurring inshore and near the bottom. This species is ovoviviparous. Litte size 4. This is the smallest living lamonid, with maximum total length at lea 
Distribution Eastern Atlantic including southeast of Cape Verde Islands, between them and Guinea Bissau, Guinea, Angola, and south Africa. Western Indian Ocean in Mozambique Channel southwest of southern Madagascar. Western North Pacific including Japan, Taiwan and Ko 
Utility This species primarily caught by the distant waters longline fisheries. Most of the catches were discarded. The liver of this species is very large and very high in squalene, and hence is potential value.