Hammerhead shark

Weight

Not recorded

Length

Not recorded

Lifespan

Not recorded

Main food

Not recorded

Habitat

Not recorded

Young per litter or clutch

Not recorded

Conservation status

Not recorded

Countries on record

Not recorded

Not recorded

No conservation assessment is recorded for this species in our sources. That is not the same as being safe: it has not been matched to an assessment.

1. kingdomAnimalia
2. phylumChordata
3. classElasmobranchii
4. orderCarcharhiniformes
5. familySphyrnidae
6. genusSphyrna
7. SpeciesSphyrna lewini (Griffith & Smith, 1834)

Synonyms Cestracion leeuwenii, Cestracion oceanica, Sphyrna diplana, Sphyrna leweni, Zygaena erythraea, Zygaena indica, Zygaena lewini

Catalogue of Life

VU, Vulnerable

Smooth hammerhead

Sphyrna zygaena

Sphyrnidae

CR, Critically Endangered

Great hammerhead

Sphyrna mokarran

Sphyrnidae

B

Bonnethead

Sphyrna tiburo

SphyrnidaeNo free photo yet

S

Smalleye

Sphyrna tudes

SphyrnidaeNo free photo yet

S

Scoophead

Sphyrna media

SphyrnidaeNo free photo yet

C

Crown shark

Sphyrna corona

SphyrnidaeNo free photo yet

CompareHammerhead shark vs Smooth hammerheadHammerhead shark vs Great hammerheadHammerhead shark vs BonnetheadHammerhead shark vs Smalleye

• An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles · CC0 1.0 · E096-269
  Myhrvold, N.P., Baldridge, E., Chan, B., Sivam, D., Freeman, D.L. & Ernest, S.K.M. (2015) An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles. Ecology 96: 3109. https://doi.org/10.1890/15-0846R.1. Data: https://doi.org/10.6084/m9.figshare.3563457.v1
• AmphiBIO, a global database for amphibian ecological traits · CC BY 4.0 · v1
  Oliveira, B.F., São-Pedro, V.A., Santos-Barrera, G., Penone, C. & Costa, G.C. (2017) AmphiBIO, a global database for amphibian ecological traits. Scientific Data 4: 170123. https://doi.org/10.1038/sdata.2017.123. Data: https://doi.org/10.6084/m9.figshare.4644424.v5
• AVONET: morphological, ecological and geographical data for all birds · CC BY 4.0 · v7
  Tobias, J.A. et al. (2022) AVONET: morphological, ecological and geographical data for all birds. Ecology Letters 25: 581–597. https://doi.org/10.1111/ele.13898. Data: https://doi.org/10.6084/m9.figshare.16586228.v7
• Catalogue of Life eXtended Release · CC BY 4.0 · 2026-10-16 XR
  Catalogue of Life (2026). Catalogue of Life eXtended Release, version 2026-10-16 XR. Catalogue of Life Foundation, Amsterdam, Netherlands. https://doi.org/10.48580/dgzlf
• Wikimedia Commons · per file (CC0 / public domain / CC BY green, CC BY-SA amber, anything else not displayed) · 2026-11-11
  Wikimedia Commons contributors. Wikimedia Commons. https://commons.wikimedia.org (each file credited to its author under its own licence).
• EltonTraits 1.0: species-level foraging attributes of the world's birds and mammals · CC0 1.0 · 1.0
  Wilman, H., Belmaker, J., Simpson, J., de la Rosa, C., Rivadeneira, M.M. & Jetz, W. (2014) EltonTraits 1.0: Species-level foraging attributes of the world's birds and mammals. Ecology 95: 2027. https://doi.org/10.1890/13-1917.1. Data: https://doi.org/10.6084/m9.figshare.3559887.v1
• Wikidata · CC0 1.0 · 2026-11-11
  Wikidata contributors. Wikidata. https://www.wikidata.org (data retrieved via the Wikidata Query Service).
• Wikipedia (English) · CC BY-SA 4.0 · 2026-11-11
  Wikipedia contributors. Wikipedia, The Free Encyclopedia. https://en.wikipedia.org (text under CC BY-SA 4.0; each block names its article and revision).

@misc{hammerhead_shark_2026,
  title = {Hammerhead shark (Sphyrna lewini)},
  author = {{CreatureData}},
  year = {2026},
  url = {https://creaturedata.com/animals/hammerhead-shark},
  note = {Data as of 2026-11-11}
}