Life in proportion

Whale shark vs Blue whale

What are they, and what does the difference actually look like?

Two things. One honest scale.

Meet the pair

What these two things are

Whale shark

The whale shark is the largest living fish and feeds by filtering plankton from the water.

10 mLength

Blue whale

A blue whale is a baleen whale that feeds by filtering small animals from seawater.

25 mNose-to-tail length

The nose-to-tail length of Blue whale is about 2.5 times the length of Whale shark.

True scale
01
Whale shark10 mLength
02
Blue whale25 mNose-to-tail length
Both marked spans share one linear scale. Artwork keeps its proportions; poses and surface detail are illustrative.
Measurements, assumptions & sources +

Whale shark

A chosen 10 m, 10 tonne whale shark, a fish rather than a whale.

Defined examples — our methodology

The marked length is calibrated. Unmeasured illustration details are representative.

Blue whale

A chosen 25 m, 100 tonne adult blue whale (Balaenoptera musculus). Population, sex and age matter: this is a representative comparison specimen, not a record animal.

NOAA Fisheries — Blue whale

The marked nose-to-tail length is calibrated. Unmeasured illustration details are representative.

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Measurement details

Why these numbers?

The visual compares length with nose-to-tail length. The records below preserve each value’s basis and caveats.

Whale shark

10 m

Length · defined specimen

A chosen 10 m, 10 tonne whale shark, a fish rather than a whale.

Blue whale

25 m

Nose-to-tail length · representative

A chosen 25 m, 100 tonne adult blue whale (Balaenoptera musculus). Population, sex and age matter: this is a representative comparison specimen, not a record animal.

Comparing
Length ↔ Nose-to-tail length
Relative size
Blue whale is larger on this measurement by a factor of about 2.5. Blue whale's selected measurement is approximately 150% greater than Whale shark's.

How to read the visual

The labelled spans and stored measurements determine the scale; unmeasured illustration details do not.

  • Whale shark is labelled defined specimen; treat the displayed value as a comparison anchor rather than false precision.
  • Blue whale is labelled representative; treat the displayed value as a comparison anchor rather than false precision.

There’s always another scale

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