🦭Dugong
儒艮（gèn）（學名：Dugong dugon）为海牛目儒艮科草食性海生动物，類似其海牛科（Trichechidae）近亲，但栖息地不尽相同，它们是海牛目中唯一仍生存于印度-太平洋地区的物种。 和海牛科的圆尾鳍不同，儒艮的尾鳍近似于海豚的Y形尾，突出嘴外的长牙则近似其远亲大象。 虽然它们的分布范围广泛，某些地区仍有相当的数量，但在人类持续的猎杀、栖地减少以及困在渔网中溺毙的意外等已严重威胁到它们的生存。 某些地区称它们为海牛、海猪或海骆驼。
Text: Wikipedia, CC BY-SA 4.0.
IUCN Red List assessment, 2019.
- Body mass
- 360 kg
- Body length
- 3.31 m
- Shoulder height
- not recorded
- Top speed
- not recorded
- Bite force
- not recorded
- Maximum lifespan
- 73 years
Everything we know about the Dugong
Typical adult figures. Where a value is an estimate rather than a measurement, it says so.
Body mass360 kgrecord 400 kg · SeaLifeBaseCOMBINEOther figures ↓Hide ↑
Record: largest individual on record
Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0
Figures vary
- 360 kgAnAgeAnAge build 15, 2023-07-03 (HAGR)data quality: acceptable
Body length3.31 mCOMBINEOther figures ↓Hide ↑
Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0
Figures vary
- 4.06 mSeaLifeBasev25.04
Maximum lifespan73 yearsrecord 20 years · SeaLifeBaseCOMBINEOther figures ↓Hide ↑
Record: largest individual on record
Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0
Figures vary
- 73 yearsAnAgeAnAge build 15, 2023-07-03 (HAGR)data quality: acceptable
Generation length28 yearsCOMBINEDetails ↓Hide ↑
Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0
Age at maturity10 yearsCOMBINEDetails ↓Hide ↑
Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0
Gestation1.0 yearsCOMBINEOther figures ↓Hide ↑
Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0
Figures vary
- 1.0 yearsAnAgeAnAge build 15, 2023-07-03 (HAGR)data quality: acceptable
Litter size1COMBINEOther figures ↓Hide ↑
Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0
Figures vary
- 1AnAgeAnAge build 15, 2023-07-03 (HAGR)data quality: acceptable
Trophic levelOmnivoreCOMBINEDetails ↓Hide ↑
Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0
Activity cycleCrepuscular / mixedCOMBINEDetails ↓Hide ↑
Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0
Home range47 km²COMBINEDetails ↓Hide ↑
Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0
Volume l360 LaverageDetails ↓Hide ↑
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 Dugong yet: shoulder height, top speed, bite force.
Family tree
- kingdomAnimalia
- ›phylumChordata
- ›classMammalia
- ›orderSirenia
- ›familyDugongidae
- ›genusDugong
- ›speciesDugong dugon
- classMammals · Mammalia
- orderSirenia
- familyDugongidae
- genusDugong
All 12 branches ↓Fewer branches ↑
- kingdomMetazoa
- phylumChordata
- subphylumCraniata
- subphylumVertebrata
- superclassGnathostomata
- superclassSarcopterygii
- superclassTetrapoda
- classMammals · Mammalia
- subclassTheria
- orderSirenia
- familyDugongidae
- genusDugong
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