Scientists Put a Camera on the World’s Biggest Fish — What It Saw Changed the Picture

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New footage shows whale sharks feed throughout the water column, not just at the surface.

The Cameras Followed Five Whale Sharks

The Tags Showed the Shark’s Own View

The Equipment Released After 24 Hours

Feeding Was Not Confined to the Surface

Most Feeding Was Surprisingly Slow

Some Sharks Simply Sank With Open Mouths

Others Fed While Diving Straight Down

Dense Krill Triggered a Faster Response

Scientists Catalogued 36 Behaviours

One Location Cannot Represent the Entire Species

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Observing an animal at the surface can create a convincing but incomplete portrait of its life. Once it disappears beneath the water, researchers are often left interpreting movements without seeing what caused them.

A new camera-based study followed that hidden behaviour directly. The footage exposed a far more flexible feeding routine than scientists had previously documented.

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