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 Japanese catshark (Apristurus japonicus)

  Index
> Photo
> Range Map
> Systematics
> Name
> Appearance
> Coloration
> Distribution
> Biology
> Feeding
> Size
> Reproduction
> Similar Species
> Endangerment
> Danger to Humans

 Photo

Japanese catshark
No image of Japanese catshark found in the Shark Database
 Range Map

Earth Map


 Systematics

Phylum: Vertebates (Chordata)

Class: Carlilagenous Fishes (Chondrichthyes)
  Order: Ground sharks (Carcharhiniformes)
    Family: Catsharks (Scyliorhinidae)
      Genus: Apristurus (Apristurus)


 Name

Scientific: Apristurus japonicus
German: Japanischer Katzenhai
English: Japanese catshark
French: Holbiche japonnaise
Spanish: Pejegato japones


 Appearance

Relatively slender body, with a trunk that tapers slightly towards the head. Very broad and long, bell-shaped snout, (preoral snout about 7 to 8% of total body length). Fairly broad nostrils. Very small eyes (about 2.4 to 3% of total body length). Gill slits moderately large. Base of first dorsal fin about the same size as the second one. Origin of first dorsal fin over second half of pelvic fins. Insertion of second dorsal fin in front of the anal fin insertion. Pectoral fins of moderate size. Long anal fin (about 2.5 to 3 times longer than high) and rounded.

 Coloration

Blackish-brown.

 Distribution

Eastern Pacific: Off Japan (Chiba, Honshu).

 Biology

Supposedly abundant in deepwater, bottom living. Poorly known.

 Feeding

Unknown.

 Size

Maximum size unknown but at least 70 cm.

 Reproduction

Oviparous (egg laying).

 Similar Species

Other species of the same genus (Apristurus) have a similar appearance and taxonomic features have to be used to clearly distinguish among them.

 Endangerment

Status in the IUCN Red List:


No Entry found in Red List.


 Danger to Humans

Harmless.



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