Short Fin Mako Shark

Fact File:

Common Name(s):

Short Fin Mako Shark

(others: Bonito; Blue Pointer)

Scientific Name:
Isurus oxyrinchus (Rafinesque-Schmaltz 1810)

Usual Size:
Up to 396cm

UK Record Weights from rod/line:

V 40lb Qualifying Weight


MAFF Minimum Size: Shore: Boat:

Upper body surface cobalt blue with a white underside. Has a single longitudinal keel on the side of the tail root.

Ovoviviparous (live bearing) Litter size between 2 to 4 pups - 92cm at birth. It is believed female Mako Sharks are mature at a length of 240 to 280cm and males at 240cm

Seldom found in waters below 160C, usually at least 180C. Found from the upper layers down to a possible maximum depth of 150m, though oceanic in nature.

Primarily pelagic fish, Tunas, Mackerels and Squid.

Found in most tropical and temperate waters and when encountered off our coast (South West - Cornwall) it is believed to be following warm water currents.

Additional Notes:
Weight potential in excess of 1000lbs, thought to be capable of speeds of 50 knots.

REFERENCES: A Field Guide to The Sharks of British Coastal Waters - Vas 1991

FAO Species Catalogue 4 - Sharks of The World - Compagno

Fishes of the North-Eastern Atlantic and the Mediterranean - Whitehead, Bauchot, Hureau, Nielsen, Tortonese

Key to the Fishes of Northern Europe - Wheeler

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