Animals /
Marine Life Living

Chambered Nautilus

Nautilus pompilius

A shelled cephalopod with a chambered spiral shell used to regulate buoyancy.

Overview

Nautiluses move vertically along steep reef slopes and use many simple tentacles to locate food. Their external shell differs dramatically from the body plan of modern octopuses and squids.

Physical characteristics

Length15–25 cm
Weight0.7–1.3 kg
Typical lifespan20 years
DietOmnivore

Habitat & distribution

Habitats

Coral Reef SlopeDeep Reef

Range

Indian OceanPacific OceanIndo-Pacific

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