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 Zebra bullhead shark (Heterodontus zebra)

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

 Photo

Zebra bullhead shark
©
 Range Map

Earth Map


 Systematics

Phylum: Vertebates (Chordata)

Class: Carlilagenous Fishes (Chondrichthyes)
  Order: Bullhead sharks (Heterodontiformes)
    Family: Bullhead sharks (Heterodontidae)
      Genus: Heterodontus (Heterodontus)


 Name

Scientific: Heterodontus zebra
German: Zebra-Stierkopfhai
English: Zebra bullhead shark
French: Requin dormeur zebre
Spanish: Dormilon acebrado


 Appearance

Cylindrical trunk with conical head. Small spiracles behind and below the eyes. Very short snout, bluntly rounded. Supraorbital ridges low, not abruptly ending behind the eyes. Both dorsal fins with a stout fin spine. Origin of first dorsal fin over pectoral fin bases. Origin of second dorsal fin behind the free ends of the pelvic fins. Large pectoral fins. Anal fin present.

 Coloration

Light brown to white body, with 12 narrow, vertical, brown or black stripes on body.

 Distribution

Western Pacific: Japan, Korea, China, Vietnam, Indonesia, Australia.

 Biology

A little-known bottom-living species. Lives in moderate depths on the continental and insular shelves, down to a depth of at least 50 m.

 Feeding

Feeds probably on bottom invertebrates.

 Size

Maximum length about 122 cm, average size between 80 and 100 cm.

 Reproduction

Oviparous (egg laying). Eggs apparently have simple flat paired spiral flanges, nearly transverse to the egg axis with one single turn (visible on the sides). No tendrils on apex, but short ones on opposite end.

 Similar Species

Color pattern unmistakable.

 Endangerment

Status in the IUCN Red List:


No Entry found in Red List.


 Danger to Humans

Harmless.



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