Hector's Dolphins at Porpoise Bay 1999 a cropped🐬

Photo: Avenue · CC BY-SA 3.0

SpeciesCetaceaDelphinidae
Marine mammals

🐬Hector's dolphin

Cephalorhynchus hectori (P.-J.van Bénéden, 1881)

Beyaz başlı yunus (Cephalorhynchus hectori), Cephalorhynchus cinsinde bulunan dört tür arasında en çok bilinen yunus türüdür. Beyaz başlı yunus, 1,4 metrelik boyu ile en küçük deniz memelileri arasındadır. Yeni Zelanda yunusu ya da Hector yunusu olarak da bilinir. Beyaz başlı yunusun bilimsel adı, şu anda Yeni Zelanda Te Papa müzesi olan Wellington'daki Koloni Müzesi'nin müdürü olan Sir James Hector'un (1834-1907) anısına verilmiştir. Hector, bu yunusun bulunan ilk örneğini inceleyen kişidir.

Text: Wikipedia, CC BY-SA 4.0.

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None yet
Photos
2
Measurements
10
vs you
≈ half your weight
Also called
Hector’s Dolphin, New Zealand Dolphin, New Zealand White-front Dolphin, White-headed Dolphin
Conservation status
ENEndangered

IUCN Red List assessment, 2013.

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

Everything we know about the Hector's dolphin

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

Body mass
50 kgrecord 57 kg · SeaLifeBase
COMBINE
Other figures ↓

Record: largest individual on record

Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0

Figures vary

  • 56 kgAnAgeAnAge build 15, 2023-07-03 (HAGR)data quality: low
Body length
1.8 m
COMBINE
Details ↓

Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0

Maximum lifespan
20 years
COMBINE
Details ↓

Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0

Generation length
13 years
COMBINE
Details ↓

Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0

Age at maturity
7.6 years
COMBINE
Details ↓

Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0

Gestation
335 days
COMBINE
Other figures ↓

Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0

Figures vary

  • 335 daysAnAgeAnAge build 15, 2023-07-03 (HAGR)data quality: low
Litter size
1
COMBINE
Other figures ↓

Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0

Figures vary

  • 1AnAgeAnAge build 15, 2023-07-03 (HAGR)data quality: low
Trophic level
Carnivore
COMBINE
Details ↓

Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0

Activity cycle
Diurnal
COMBINE
Details ↓

Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0

Volume l
50 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 Hector's dolphin yet: shoulder height, top speed, bite force.

More

More about the Hector's dolphin

What it eats
fish80%
insects and other invertebrates20%
In other languages
Hector-Delfin (de), Cephalorhynchus hectori (es), Dauphin d'Hector (fr), Cephalorhynchus hectori (uk), Tonin nowozelandzki (pl), 헥토르돌고래 (ko) … and 22 more languages
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