Hemitriakis japanica (Müller & Henle, 1839)
Japanese topeshark
Hemitriakis japanica
photo by FAO

Family:  Triakidae (Houndsharks), subfamily: Galeorhininae
Max. size:  110 cm TL (male/unsexed); 120 cm TL (female); max. reported age: 15 years
Environment:  demersal; marine; depth range 20 - 345 m
Distribution:  Northwest Pacific: China, Taiwan, Korea, and Japan. Nominal records from Ambon, Indonesia (unconfirmed and based on a specimen close to if not identical to Hemitriakis abdita) and New Caledonia (Ref. 13563).
Diagnosis:   
Biology:  Occurs close inshore and offshore down to at least 100 m depth. Presumably feeds on small fishes, cephalopods and crustaceans. Ovoviviparous, with 8 to 22 young in a litter. Size at birth about 20 to 21 cm. Utilized for human consumption.
IUCN Red List Status: Endangered (EN); Date assessed: 29 August 2019 (A2d) Ref. (130435)
Threat to humans:  harmless


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