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A Shortfin Mako Shark Isurus oxyrinchus. Photo:  Brian J. Skerry / National Geographic Stock / WWF

Shortfin Mako Dorsal fin

A Shortfin Mako Shark Isurus oxyrinchus. Photo: Brian J. Skerry / National Geographic Stock / WWF

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Identifying the
dorsal fin

  • Uniform slate grey coloration
  • Tall, very erect fin due to steep angle of the leading edge.
  • Moderately rounded apex
  • Nearly straight trailing edge.
  • Short free rear tip.

STATUS AND RANGE

The Shortfin Mako Shark Isurus oxyrinchus is listed as Endangered on the IUCN Red List of Threatened Species™ and in CITES Appendix II.

Information has been adapted from Abercrombie, D. L. (2019). Identifying shark fins: Shortfin Mako (Isurus oxyrinchus) & Longfin Mako (Isurus paucus). Abercrombie & Fish.