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 Speartooth shark (Glyphis glyphis)

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

 Photo

Speartooth shark
No image of Speartooth shark found in the Shark Database
 Range Map

Earth Map


 Systematics

Phylum: Vertebates (Chordata)

Class: Carlilagenous Fishes (Chondrichthyes)
  Order: Ground sharks (Carcharhiniformes)
    Family: Requiem sharks (Carcharhinidae)
      Genus: Glyphis (Glyphis)


 Name

Scientific: Glyphis glyphis
German: Speerzahnhai
English: Speartooth shark
French: Requin lancette
Spanish: Tiburón lanza


 Appearance

Appearance of a typical requiem shark with a broadly rounded snout. Small eyes. The origin of the first dorsal fin is over the rear ends of the pectoral fin bases. Second dorsal fin relatively high, about 3/5 of the first dorsal fin. No interdorsal ridge.

 Coloration

Grey-brown with light ventral surface light and no markings.

 Distribution

Western Pacific: Borneo, New Guinea, Australia (Queensland).

 Biology

The biology of this spieces is nearly unknown. It may live in freshwater too.

 Feeding

Not yet examined.

 Size

Unknown, but at least 100 cm.

 Reproduction

Unknown, but probably viviparous.

 Similar Species

Looks similar to Ganges shark and taxonomic features have to be used to clearly distinguish.

 Endangerment

Status in the IUCN Red List(1994):

Main criterion: > EN (Endangered)
Sub criterion: C2a
Trend: Unknown


 Danger to Humans

Unknown.



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