Greater Argonaut
Greater Argonaut

Greater Argonaut

Argonauta argo

It is not a nautilus: the female secretes a paper-thin shell with two arms and uses it to trap air.

Depth range
0–200 m / 0–656 ft
Conservation status
Least Concern

Invertebrates · Octopus

Caribbean Mediterranean & Canary Islands Red Sea Indian Ocean Indonesia & Philippines Australia South Pacific Hawaii Eastern Pacific