🦭Baikal Seal
バイカルアザラシ（学名：Pusa sibirica）は、アザラシ科に分類される哺乳類の一種。バイカル湖の固有種である。アザラシ科の中でも最小の種であり、淡水域のみに生息する唯一の種である。カスピ海に分布するカスピカイアザラシ、北極海に分布するワモンアザラシと近縁である。 他の淡水に生息するアザラシとしては、ゼニガタアザラシの亜種がハドソン湾地域の湖に、ワモンアザラシの亜種がサイマー湖とラドガ湖に分布しているが、あくまで亜種に留まる。個体数は推定で8万-10万頭であり、バイカル湖の環境収容力とほぼ等しい。国際自然保護連合のレッドリストでは、低危険種に指定されている。
Text: Wikipedia, CC BY-SA 4.0.
IUCN Red List assessment, 2016.
- Body mass
- 90 kg
- Body length
- 1.35 m
- Shoulder height
- not recorded
- Top speed
- not recorded
- Bite force
- not recorded
- Maximum lifespan
- 56 years
Everything we know about the Baikal Seal
Typical adult figures. Where a value is an estimate rather than a measurement, it says so.
Body mass90 kgrecord 90 kg · SeaLifeBaseCOMBINEOther figures ↓Hide ↑
Record: largest individual on record
Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0
Figures vary
- 90 kgAnAgeAnAge build 15, 2023-07-03 (HAGR)data quality: acceptable
Body length1.35 mCOMBINEOther figures ↓Hide ↑
Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0
Figures vary
- 1.4 mSeaLifeBasev25.04
Brain mass194 gCOMBINEDetails ↓Hide ↑
Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0
Maximum lifespan56 yearsCOMBINEOther figures ↓Hide ↑
Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0
Figures vary
- 56 yearsAnAgeAnAge build 15, 2023-07-03 (HAGR)data quality: acceptable
Generation length22 yearsCOMBINEDetails ↓Hide ↑
Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0
Age at maturity6.2 yearsCOMBINEDetails ↓Hide ↑
Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0
Gestation276 daysCOMBINEOther figures ↓Hide ↑
Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0
Figures vary
- 273 daysAnAgeAnAge 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
- 1.02AnAgeAnAge build 15, 2023-07-03 (HAGR)data quality: acceptable
Trophic levelCarnivoreCOMBINEDetails ↓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
Population density1.58 per km²COMBINEDetails ↓Hide ↑
Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0
Volume l90 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 Baikal Seal yet: shoulder height, top speed, bite force.
Family tree
- kingdomAnimalia
- ›phylumChordata
- ›classMammalia
- ›orderCarnivora
- ›familyPhocidae
- ›genusPusa
- ›speciesPusa sibirica
- classMammals · Mammalia
- orderCarnivorans · Carnivora
- familyPhocidae
- genusPusa
All 14 branches ↓Fewer branches ↑
- kingdomMetazoa
- phylumChordata
- subphylumCraniata
- subphylumVertebrata
- superclassGnathostomata
- superclassSarcopterygii
- superclassTetrapoda
- classMammals · Mammalia
- subclassTheria
- superorderLaurasiatheria
- orderCarnivorans · Carnivora
- suborderCaniformia
- familyPhocidae
- genusPusa
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