Japanese spurdog

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Japanese spurdog
Conservation status
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Chondrichthyes
Subclass: Elasmobranchii
Order: Squaliformes
Family: Squalidae
Genus: Squalus
Species: S. japonicus
Binomial name
Squalus japonicus
Ishikawa, 1908
Range of the Japanese spurdog (in blue)
Range of the Japanese spurdog (in blue)


The Japanese spurdog, Squalus japonicus, is a dogfish, a member of the family Squalidae. It is found in the western Pacific Ocean – southeastern Japan and the East China Sea, including the Republic of Korea, the Philippines, and the Arafura Sea. It inhabits continental shelves and uppermost slopes at depths from 150 to 300 m. Its length is up to 91 cm.

Its reproduction is ovoviviparous.

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