Narke japonica

(Temminck & Schlegel, 1850)

Japanese sleeper ray
Classification: Elasmobranchii Torpediniformes Narkidae

Reference of the original description
Temminck, C.J. & Schlegel, H. (1850)
Pisces. In de Siebold, P.F. (Ed.), Fauna Japonica, sive descriptio animalium quae in itinere per Japoniam suscepto annis 1823–30 collegit, notis observationibus et adumbrationibus illustravit, 2, 1-323

Image of the original description

Torpedo (Astrape) japonica Temminck & Schlegel, 1850, Pl. 140

Synonyms / new combinations and misspellings
Astrape japonica, Crassinarke domitor, Crassinarke dormitor, Torpedo japonica, Torpedo (Astrape) japonica

Narke japonica
Lectotype: RMNH: D2418 Paralectotype: RMNH: D2314 RMNH: D2369 RMNH: D2735
Crassinarke dormitor
Holotype: Nat. Univ. of Maritime Products, Tokyo: ?;

Description :

Citation: Narke japonica (Temminck & Schlegel, 1850): In: Database of modern sharks, rays and chimaeras,, World Wide Web electronic publication, Version 03/2024

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Narke japonica (Temminck & Schlegel, 1850), © FAO,
Common names
eng Electric numb ray, eng Electric ray, eng Japanese electric ray, eng Japanese sleeper ray, eng Japanese spotted torpedo

Northwest Pacific: southern Japan to the South China Sea near Hong Kong. Source:

Human uses
fisheries: minor commercial; price category: not marketed/unknown; price reliability:

Ovoviviparous. Up to 5 in a litter [1658]. Found on sand, often near rocky reefs [1658]. A carnivore [17641].

Size / Weight / Age
40.0 cm TL (male/unsexed; [1658])

reef-associated; marine; depth range 12 - 23 m [1658]

shark-references Species-ID=4064;

Parasites (arranged by Jürgen Pollerspöck)