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 Blackspot shark (Carcharhinus sealai)

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

 Photo

Blackspot shark
No image of Blackspot 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: Carcharhinus (Carcharhinus)


 Name

Scientific: Carcharhinus sealai
German: Schwarzfleckhai
English: Blackspot shark
French: Requin a taches noires
Spanish: Tiburón alinegro


 Appearance

Small requiem shark, with a moderately long and rounded snout. Relatively large, horinzontally oval eyes (2 to 2.8% of the total body length). First dorsal fin is relatively small and falcate with an origin that is over or slightly posterior to the pectoral fins free rear tips. Second dorsal fin is large (between 3 and 5% of the shark total length) with origin slightly or well behind the anal fin origin. Small pectoral fins, strongly falcate with pointed apices. Interdorsal ridge can be present or missing.

 Coloration

Grey to tan upper body, light ventral surface. Very conspicuous black (or at least dusky) second dorsal fin with pale posterior edges. Inconspicuous light stripes on flanks.

 Distribution

Indo-Western Pacific: South Africa, Madagascar, Mozambique, Tanzania, Kenya, Seychelles, Mauritius, Pakistan, Sri Lanka, India, Andaman Islands, Malaysia, Singapore, Thailand, Vietnam, China, Sumatra, Java, Borneo, New Guinea, Australia (western and northern Australia, Queensland).

 Biology

Lives over the continental and insular shelves in coastal waters, from the very surface (surf line) down to approximately 40 m. Common.

 Feeding

Small fishes, and different kinds of invertebrates.

 Size

Maximum size less than 100 cm, average size between 60 and 80 cm.

 Reproduction

Viviparous, with yolksac placenta (gives birth to live young). 1 or 2 pups per litter. Gestation period takes 9 months. Males reach sexual maturity with a size between 70 and 80 cm, females between 70 and 75 cm.

 Similar Species

Can be mistaken for Whitecheek shark and taxonomic features have to be used to clearly distinguish between these two species.

 Endangerment

Status in the IUCN Red List:


No Entry found in Red List.


 Danger to Humans

Harmless.



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