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 Longfin mako (Isurus paucus)

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

 Photo

Longfin mako
No image of Longfin mako found in the Shark Database
 Range Map

Earth Map


 Systematics

Phylum: Vertebates (Chordata)

Class: Carlilagenous Fishes (Chondrichthyes)
  Order: Mackerel sharks (Lamniformes)
    Family: Mackerel sharks (Lamnidae)
      Genus: Isurus (Isurus)


 Name

Scientific: Isurus paucus
German: Langflossen-Mako
English: Longfin mako
French: Petit taupe
Spanish: Marrajo carite


 Appearance

Very slender, spindle-shaped body. Very large pectoral fins. Long and conical snout. Long gill slits. Large first dorsal fin, small (minute) second dorsal fin. Prominent keels on the peduncle with short secondary keels on the caudal base. Crescendic caudal fin.

 Coloration

Dark blue to blackish color on back, white ventral surface. Underside of head is dusky colored.

 Distribution

The distribution of this species is not completely known yet. Prefers oceanic and tropical waters. Western Atlantic: Northern parts of the U.S. to Florida. Bahamas, Cuba. Eastern Atlantic: Ghana, Cape Verde Islands (unknown in the Mediterranean). Western Indian Ocean: Madagascar. Central Pacific: Hawaiian Islands and Phoenix Islands.

 Biology

A not well known species that was first described in 1996. Based on its slimmer body and the bigger pectoral fins it could be less active than its relative, the Shortfin Mako .

 Feeding

Feeds presumably on schooling fish and pelagic cephalopods.

 Size

Maximum reported length is 415 cm. Probably longer. Average size between 250 cm and 350 cm.

 Reproduction

Aplacental viviparity (ovoviviparity), embryos feed on eggs (oophagous). 2 pups per litter. Size at birth between 90 cm and 95 cm. Birth takes places in open water and pups show a fast growth. Males and females seem to mature at a size of approximately 250 cm.

 Similar Species

Shortfin Mako that lacks the long pectoral fins and has smaller eyes.

 Endangerment

Status in the IUCN Red List:


No Entry found in Red List.


 Danger to Humans

Seems to be harmless. Accidents are unknown.



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