Inia🐋

Photo: Dennis Otten · CC BY-SA 3.0

SpeciesCetaceaIniidae
Marine mammals

🐋Amazon river dolphin

Inia geoffrensis (Blainville, 1817)

아마존강돌고래 또는 아마존강보토, 분홍강돌고래, 분홍돌고래 (학명:Inia geoffrensis)는 아마존강에서 서식하는 강돌고래 중의 하나이다. 강돌고래 중에서 가장 크며, 이 지역에 사는 다른 돌고래인 투쿠시와는 구분된다. 강돌고래 중 가장 개체 수가 풍족한 강돌고래이나, 멸종 위기에 처한 것은 여타 강돌고래들과 같다.

Text: Wikipedia, CC BY-SA 4.0.

Videos
None yet
Photos
2
Measurements
11
vs you
≈ 1.6× your weight
Also called
Boto, Bouto, Bolivian River Dolphin, Boutu, Orinoco River Dolphin, Pink River Dolphin
Conservation status
ENEndangered

IUCN Red List assessment, 2018.

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

Everything we know about the Amazon river dolphin

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

Body mass
99 kgrecord 160 kg · SeaLifeBase
COMBINE
Other figures ↓

Record: largest individual on record

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

Figures vary

  • 84 kgAnAgeAnAge build 15, 2023-07-03 (HAGR)data quality: acceptable
Body length
2.56 m
COMBINE
Other figures ↓

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

By sex

  • Female2.3 mSeaLifeBasev25.04

Figures vary

  • 2.8 mSeaLifeBasev25.04
Brain mass
610 g
COMBINE
Details ↓

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

Maximum lifespan
31 years
COMBINE
Other figures ↓

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

Figures vary

  • 31 yearsAnAgeAnAge build 15, 2023-07-03 (HAGR)data quality: acceptable
Generation length
13 yearsestimated
COMBINE
Details ↓

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

Age at maturity
3.5 years
COMBINE
Details ↓

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

Gestation
299 days
COMBINE
Other figures ↓

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

Figures vary

  • 287 daysAnAgeAnAge build 15, 2023-07-03 (HAGR)data quality: acceptable
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: acceptable
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
99 Laverage
Details ↓

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

estimated = a model's estimate for a species nobody has measured; average = a mean across sexes or species in a group.

Not recorded for Amazon river dolphin yet: shoulder height, top speed, bite force.

More

More about the Amazon river dolphin

Closest relative on this site
🐋 Baiji — last shared an ancestor ≈ 11 million years ago.
What it eats
fish90%
insects and other invertebrates10%
In other languages
Amazonasdelfin (de), Inia geoffrensis. (es), boto (fr), Inia amazońska (pl), דולפין האמזונאס (he), 보토 (ko) … and 25 more languages
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