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2023 08 04 Blue whale Isfjord Svalbard 04🐋

Photo: Carina Gsottbauer · CC BY-SA 4.0

SpeciesCetaceaBalaenopteridae
Marine mammals

🐋Blue whale

Balaenoptera musculus (Linnaeus, 1758)

Sinivalas (Balaenoptera musculus) on hetulavalaiden alalahkoon kuuluva valaslaji. Se on painavin ja suurin eläin, jonka tiedetään koskaan olleen olemassa; vaikka Argentinosauruksen tapaiset sauropodit kasvoivat pidemmiksi, ne olivat sinivalasta puolet kevyempiä. Sinivalas jaetaan neljään alalajiin.

Text: Wikipedia, CC BY-SA 4.0.

Videos
763
Photos
7
Measurements
11
vs you
≈ 2,400× your weight
Also called
Balaenoptera musculus, Pygmy Blue Whale, Sibbold’s Rorqual, Sulphur-bottom Whale
Conservation status
ENEndangered

IUCN Red List assessment, 2018.

Population trendIncreasing
Key measurements
Body mass
149,000 kg
Body length
30 m
Shoulder height
not recorded
Top speed
not recorded
Bite force
not recorded
Maximum lifespan
110 years
All measurements ↓
Facts and figures

Everything we know about the Blue whale

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

Body mass
149,000 kgrecord 160,000 kg · SeaLifeBase
COMBINE
Other figures ↓

Record: largest individual on record

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

Figures vary

  • 136,000 kgAnAgeAnAge build 15, 2023-07-03 (HAGR)data quality: acceptable
Body length
30 m
COMBINE
Other figures ↓

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

By sex

  • Female27 mWikidataQ42196

Figures vary

  • 33 mSeaLifeBasev25.04
Brain mass
6,729 g
COMBINE
Details ↓

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

Maximum lifespan
110 years
COMBINE
Other figures ↓

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

Figures vary

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

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

Age at maturity
5.4 years
COMBINE
Details ↓

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

Gestation
327 days
COMBINE
Other figures ↓

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

Figures vary

  • 350 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
149,000 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 Blue whale yet: shoulder height, top speed, bite force.

More

More about the Blue whale

Closest relative on this site
🐋 Sei whale — last shared an ancestor ≈ 2.0 million years ago.
What it eats
insects and other invertebrates100%
In other languages
blåhval (nb), Blauwal (de), 藍鯨 (zh), Balaenoptera musculus (es), baleine bleue (fr), Balaenoptera musculus (it) … and 28 more languages

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