Hemitriakis japanica
(Müller & Henle, 1839)
Japanese topeshark
Classification: Elasmobranchii Carcharhiniformes Triakidae
Reference of the original description
Systematische Beschreibung der Plagiostomen. Berlin, Veit, pp. 1–200
Systematische Beschreibung der Plagiostomen. Berlin, Veit, pp. 1–200
Image of the original description
Hemitriakis japanica (Müller & Henle, 1838)
Hemitriakis japanica (Müller & Henle, 1838)
Synonyms / new combinations and misspellings
Eugaleus japanicus, Galeorhinus japanicus, Galeorhinus japonicus, Galeus japanicus, Galeus japonicus, Hemitriakis japonica, Hemitriakis japonicus
Eugaleus japanicus, Galeorhinus japanicus, Galeorhinus japonicus, Galeus japanicus, Galeus japonicus, Hemitriakis japonica, Hemitriakis japonicus
Description :
Citation: Hemitriakis japanica (Müller & Henle, 1839): In: Database of modern sharks, rays and chimaeras, www.shark-references.com, World Wide Web electronic publication, Version 12/2024
Please send your images of "Hemitriakis japanica" to info@shark-references.com
Hemitriakis japanica (Müller & Henle, 1839), © FAO, www.fish-base.org
Hemitriakis japanica (Müller & Henle, 1839), © FAO, www.fish-base.org
Common names
Cazón japonés, Requin-hâ dochizame, Japanese gray shark, Japanese tope shark, Japanese topeshark
Cazón japonés, Requin-hâ dochizame, Japanese gray shark, Japanese tope shark, Japanese topeshark
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 [544]. First record: 1997: Seto Inland Sea, Japan [12421]; Source: www.gbif.org
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 [544]. First record: 1997: Seto Inland Sea, Japan [12421]; Source: www.gbif.org
Human uses
fisheries: commercial
fisheries: commercial
Biology
Ovoviviparous, embryos feed solely on yolk [733]. Occurs close inshore and offshore down to at least 100 m depth. Presumably feeds on small fishes, cephalopods and crustaceans.
Ovoviviparous, embryos feed solely on yolk [733]. Occurs close inshore and offshore down to at least 100 m depth. Presumably feeds on small fishes, cephalopods and crustaceans.
Size / Weight / Age
110 cm TL (male/unsexed; [517]); 120 cm TL (female); max. reported age: 15 years (Ref. 9031)
110 cm TL (male/unsexed; [517]); 120 cm TL (female); max. reported age: 15 years (Ref. 9031)
Habitat
demersal; marine
demersal; marine
Remarks
shark-references Species-ID=2717;
shark-references Species-ID=2717;
Parasites (arranged by Jürgen Pollerspöck)
Monogenea
Cestoda
Nematoda
Monogenea
Cestoda
- Erudituncus xiamenensis (Wang & Yang, 2001) [20940]
Nematoda
- Acanthocheilus sp. [21235]