Galapagos Species Database

The Galapagos Species Database shares the information about the species from our Natural History Collections.

Isurus oxyrinchus Rafinesque, 1810

marrajo dientuso, Shortfin mako

Dorsal spines (total): 0; Anal spines: 0. A large, spindle-shaped shark with large black eyes, a sharp snout, and large, narrow, hooked teeth with smooth edges (Ref. 5578). Caudal fin lunate, lower lobe strongly developed (Ref. 13574). Dark blue above, white below (Ref. 6581). Tiny second dorsal and anal fins (Ref. 26938).

Subtropical:oceanodromous (Ref. 51243); marine; depth range 0 - 740 m (Ref. 26346), usually 100 - 150 m (Ref. 36731)

Taxonomy

Domain
Eukaryota

Kingdom
Animalia

Phylum
Chordata

Class
Elasmobranchii

Order
Lamniformes

Suborder
Galeomorphi

Family
Lamnidae

Genus
Isurus

Species
oxyrinchus

Taxon category: Accepted

Syn.: Carcharias tigris Atwood, 1869, Isuropsis dekayi Gill, 1862, Isuropsis glaucus (Müller & Henle, 1839), Isuropsis mako (Whitley, 1929), Isurus africanus Smith, 1957, Isurus bideni Phillipps, 1932, Isurus cepedii (Lesson, 1831), Isurus glaucus (Müller & Henle, 1839), Isurus guentheri (Murray, 1884), Isurus mako Whitley, 1929, Isurus oxyrhincus Rafinesque, 1810 (misspelling), Isurus oxyrhynchus Rafinesque, 1810 (misspelling), Isurus spallanzani Rafinesque, 1810, Isurus tigris (Atwood, 1869), Isurus tigris africanus Smith, 1957, Lamna glauca (Müller & Henle, 1839), Lamna guentheri Murray, 1884, Lamna huidobrii Philippi, 1887, Lamna latro Owen, 1853, Lamna oxyrhina Cuvier & Valenciennes, 1838, Oxyrhina glauca Müller & Henle, 1839, Oxyrhina gomphodon Müller & Henle, 1839, Squalus cepedii Lesson, 1831, fide Appeltans et al. (2010)

Origin: Native

Status

Endangered

Distribution

Distribution: circumtropical

References

  • Grove, J.S. Lavenberg, R.J. (1997) The Fishes of the Galapagos Islands. Stanford University Press, Stanford California. 862 pp.
  • Appeltans, W. Bouchet, P., Boxshall, G.A., Fauchald, K., Gordon, D.P., Hoeksema, B.W., Poore, G.C.B., van Soest, R.W.M., Stöhr, S., Walter, T.C., Costello, M.J. (eds.) (2010) World Register of Marine Species (WoRMS). Available online at http://www.marinespecies.org.
  • Froese, R. Pauly, D. (eds.) (2010) FishBase. World Wide Web electronic publication. www.fishbase.org
  • McCosker, J.E. Rosenblatt, R.H. (2010) The fishes of the Galápagos Archipelago: an update. Proc. Calif. Acad. Sc., Ser. 4, vol. 61, Suppl. II, no. 11: 167-195.
  • Constant, P. (2007) Marine Life of the Galapagos. The Diver's guide to Fishes, Whales, Dolphins and marine Invertebrates, 307 pp.
  • Grove, J.S. Long, D.J., Robertson, D.R. & Victor, B.C. (2022) List of Fishes of the Galapagos Archipelago, Ecuador. Journal of the Ocean Science Foundation, 39, 14–22.
  • IUCN (2024) The IUCN Red List of Threatened Species. Version 2024-1. Https://www.iucnredlist.org

You are welcome to download and use the information found in this page, acknowledging its source.

This page should be cited as follows:

"Galapagos Species Database, Isurus oxyrinchus", dataZone. Charles Darwin Foundation, https://datazone.darwinfoundation.org/en/checklist/?species=12833. Accessed 31 May 2025.