Deutsche Seiten  
 Home  Preservation  Information  Foundation  Projects  Exhibit *  Database  Galleries  Links  Shark Info 
 * Search   Distribution   Phylogenetic Tree   Orders   Red List   Endangered Sharks  Sitemap  Sitemap 

 Longnose pygmy shark (Heteroscymnoides marleyi)

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

 Photo

Longnose pygmy shark
No image of Longnose pygmy shark found in the Shark Database
 Range Map

Earth Map


 Systematics

Phylum: Vertebates (Chordata)

Class: Carlilagenous Fishes (Chondrichthyes)
  Order: Dogfish sharks (Squaliformes)
    Family: Dogfish sharks (Squalidae)
      Genus: Heteroscymnoides (Heteroscymnoides)


 Name

Scientific: Heteroscymnoides marleyi
German: Langnasen-Pygmäenhai
English: Longnose pygmy shark
French: Squale mignon
Spanish: Tollo pigmeo trompudo


 Appearance

Small, with an elongated and bulbous snout. Gill openings of equal size. Origin of first dorsal fin above the base of the pectoral fins. Second dorsal fin only slighty larger than the first one. No spines, no anal fin. Pectoral fins are small.

 Coloration

Dark brown, edges of fins light colored.

 Distribution

Atlantic: Ascension Island. Western Indian Ocean: Durban, Natal, South Africa.

 Biology

Very rare dwarf shark and therefor biology nearly unknown.

 Feeding

Unknown. However it is suggested that this species may feed on pelagic fishes and invertebrates, based on capture location.

 Size

Probably maximum size around 30 cm.

 Reproduction

Unknown. Probably aplacental viviparous (ovoviviparous). Based on one catch, size at birth seems to be around 12 cm. Litter size unknown.

 Similar Species

Similar species exist and taxonomic features have to be used to clearly identify the different species..

 Endangerment

Status in the IUCN Red List:


No Entry found in Red List.


 Danger to Humans

Harmless.



 ^  Top |  Home  Preservation  Information  Foundation  Projects  Exhibit *  Database  Galleries  Links  Shark Info 
© 2018 - 2018 Shark Foundation / Hai-Stiftung Last updated: 16/06/04 20:13 / Webmaster