AnimalvsAnimal
Sphyrna mokarran at georgia🦈

Photo: Josh Hallett · CC BY 2.0

SpeciesCarcharhiniformesSphyrnidae
Sharks & rays

🦈Great hammerhead

Sphyrna mokarran (Rüppell, 1837)

无沟双髻鲨（学名：Sphyrna mokarran），又名八鰭丫髻鮫，为双髻鲨科双髻鲨属的鱼类，為體型最大的雙髻鯊，最大體長可達 6.1米（20英尺）。分布於全世界的溫帶至熱帶的沿岸與大陸棚海域。该物种的模式产地在红海。無溝雙髻鯊為獨居的頂級掠食者，以多樣的獵物為食，包括甲殼綱、頭足綱、硬骨魚、魟魚、小型鯊魚等。為胎生，每兩年可產下最多 55 隻幼鯊。

Text: Wikipedia, CC BY-SA 4.0.

Videos
13
Photos
1
Measurements
7
vs you
≈ 7.2× your weight
Also called
Hammerhead Shark, Squat-headed Hammerhead Shark
Conservation status
CRCritically endangered

IUCN Red List assessment, 2019.

Population trendDecreasing
Key measurements
Body mass
450 kg
Body length
3.7 m
Shoulder height
not recorded
Top speed
not recorded
Bite force
not recorded
Maximum lifespan
30 years
All measurements ↓
Facts and figures

Everything we know about the Great hammerhead

Typical adult figures. Where a value is an estimate rather than a measurement, it says so.

Body mass
450 kgmaximum recorded
FishBase
Details ↓

Source: FishBase · v25.04 · CC BY-NC 4.0

Body length
3.7 mrecord 6.1 m · FishBasetypical adult
FishBase
Details ↓

Record: largest individual on record

Source: FishBase · v25.04 · CC BY-NC 4.0

Maximum lifespan
30 yearsmaximum recorded
FishBase
Details ↓

Source: FishBase · v25.04 · CC BY-NC 4.0

Trophic level
4.32
FishBase
Details ↓

Source: FishBase · v25.04, estimate table · CC BY-NC 4.0

Diet
carnivoreaverage
Details ↓

From trophic level 4.32 (FishBase): <2.2 herbivore, 2.2–2.8 omnivore, >2.8 carnivore.

Danger to humans
other
FishBase
Details ↓

Source: FishBase · v25.04 · CC BY-NC 4.0

Volume l
450 Laverage
Details ↓

Body mass at ~1.0 kg/L, the density of vertebrate tissue.

average = a mean across sexes or species in a group.

Not recorded for Great hammerhead yet: shoulder height, top speed, bite force.

Where it sits

Family tree

  1. kingdomAnimalia
  2. ›phylumChordata
  3. ›classElasmobranchii
  4. ›orderCarcharhiniformes
  5. ›familySphyrnidae
  6. ›genusSphyrna
  7. ›speciesSphyrna mokarran
Full lineage
  1. superclassGnathostomata
  2. classSharks & rays · Chondrichthyes
  3. subclassElasmobranchii
  4. genusSphyrna
All 8 branches ↓
  1. kingdomMetazoa
  2. phylumChordata
  3. subphylumCraniata
  4. subphylumVertebrata
  5. superclassGnathostomata
  6. classSharks & rays · Chondrichthyes
  7. subclassElasmobranchii
  8. genusSphyrna
More

More about the Great hammerhead

In other languages
Sphyrna mokarran (es), 无沟双髻鲨 (zh), Grand requin-marteau (fr), Sphyrna mokarran (pt), Гигантская акула-молот (ru), peix martell gegantina (ca) … and 20 more languages

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