AnimalvsAnimal
Japanese Spider Crab (Macrocheira kaempferi)🦀

Photo: Lycaon (Hans Hillewaert) · CC BY 2.5

SpeciesDecapodaMacrocheiridae
Invertebrates

🦀Japanese spider crab

Macrocheira kaempferi (Temminck, 1836)

Японският рак-паяк (Macrocheira kaempferi) обитава покрайнините на Японско море. Диаметърът на главогръда им е до 37 cm, а с краката дължината на рака достига до 4 m. Макар че не е най-тежкото, той е най-голямото от всички съвременни членестоноги. Мъжките имат по-дълги щипки от женските. На тегло достигат до 19 kg.

Text: Wikipedia, CC BY-SA 4.0.

Videos
108
Photos
6
Measurements
4
vs you
≈ 1/5th of your weight
Also called
Japanese spider crabs
Conservation status
Not evaluated

The IUCN Red List has not assessed Macrocheira kaempferi yet.

Key measurements
Body mass
14 kg
Body length
not recorded
Shoulder height
not recorded
Top speed
not recorded
Bite force
not recorded
Maximum lifespan
not recorded
All measurements ↓
Facts and figures

Everything we know about the Japanese spider crab

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

Body mass
14 kgmaximum recorded
SeaLifeBase
Details ↓

SeaLifeBase populates Weight independently of Length; the two are not guaranteed to describe the same individual. Verify before publishing.

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

Carapace width
0.3 mmaximum recorded, carapace width
SeaLifeBase
Details ↓

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

Danger to humans
harmless
SeaLifeBase
Details ↓

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

Volume l
14 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 Japanese spider crab yet: body length, shoulder height, top speed, bite force, maximum lifespan.

Where it sits

Family tree

  1. kingdomAnimalia
  2. ›phylumArthropoda
  3. ›classMalacostraca
  4. ›orderDecapoda
  5. ›familyMacrocheiridae
  6. ›genusMacrocheira
  7. ›speciesMacrocheira kaempferi
Full lineage
  1. classCrabs, shrimp & kin · Malacostraca
  2. orderCrabs, lobsters & shrimp · Decapoda
  3. subfamilyInachinae
  4. genusMacrocheira
All 12 branches ↓
  1. kingdomMetazoa
  2. phylumArthropoda
  3. classCrabs, shrimp & kin · Malacostraca
  4. subclassEumalacostraca
  5. superorderEucarida
  6. orderCrabs, lobsters & shrimp · Decapoda
  7. suborderPleocyemata
  8. infraorderBrachyura
  9. superfamilyMajoidea
  10. familyInachidae
  11. subfamilyInachinae
  12. genusMacrocheira
More

More about the Japanese spider crab

In other languages
帝王蟹 (zh), タカアシガニ (ja), Japoński krab pacyficzny (pl), סרטן עכביש יפני (he), Macrocheira kaempferi (fr), Macrocheira kaempferi (es) … and 23 more languages
More photos
Japanese Spider Crab (Macrocheira kaempferi)Description in the image.71-1422 Spider crabs Japan 1971
All 6 photos in the gallery →

Животни, уловени на камера

Истински кадри с животните от сайта — как ловуват, как се бият и как просто си живеят.

Виж всички 108 видеа →
Tools

Compare the Japanese spider crab

Pick a tool — the Japanese spider crab is already selected.

Side by side

Compare every stat with any other animal.

993 animals to compareOpen →
Who's bigger?

Stand them on the same floor and see who's bigger.

242nd heaviest of 780Open →
Scaling lab

How speed, brain and bite scale with body size. This animal isn't in the sample yet.

Not in the sampleOpen →
Tree of life

See where it sits in the tree of life.

12 branchesOpen →