Collection · 19 September 2026

The Ocean Is 11 Kilometres Deep. Here's What Lives at Every Level

Name: The Ocean Is 11 Kilometres Deep. Here's What Lives at Every Level
Uploaded: 2026-09-19
Duration: 9 min 24 s
Description: The ocean averages about 3,700 metres deep and reaches about 10,935 metres in the Challenger Deep. This film sinks through every layer on the way down.

The ocean averages about 3,700 metres deep and reaches about 10,935 metres in the Challenger Deep. This film sinks through every layer on the way down.

Sources

The full list of sources sits under the video on YouTube.

Watch on YouTube

More from Deep sea

All episodes

A Fish With a Transparent Head, and Three More Animals That Never See Light
Four animals that live in total darkness: a bone-eating worm, the deepest amphipod on Earth, a blind cave salamander and a fish that looks up through its own clear head.
Barreleye Reversible Bucket Hat $48
Barreleye Fish: The Deep-Sea Fish With a See-Through Head and Eyes That Look Up Through Its Skull
Green eyes that look up through a transparent dome.
Barreleye Reversible Bucket Hat $48
Southern Ocean
This 500 kg Squid Has Never Been Seen Alive as an Adult. In 2025, a Robot Met a Baby
The colossal squid, filmed alive for the first time.
No design for this one yet.

New episode, new design.

Hear when a new story and its shirt come out.

Challenger Deep · 10,935 m down · the deepest known point of the ocean

The Ocean Is 11 Kilometres Deep. Here's What Lives at Every Level

More from Deep sea

A Fish With a Transparent Head, and Three More Animals That Never See Light

Barreleye Fish: The Deep-Sea Fish With a See-Through Head and Eyes That Look Up Through Its Skull

This 500 kg Squid Has Never Been Seen Alive as an Adult. In 2025, a Robot Met a Baby

New episode, new design.