Description

Also known as Chambered Nautilus, Emperor Nautilus, Pearly Nautilus

Found during the day, in depths of several hundred metres, along the continental shelf, rising to shallow waters at night, 2-20m, hunting for food.
They feed on crustaceans and carrion.
Length - 16cm
Depth - 0-500m
Widespread Southwest Pacific

The Nautilus moves vertically through the water. Their body is made up of chambers these are used to adjust gases within these chambers to alter their buoyancy.
They are scavengers and have poor eyesight and use scent and touch to find their prey. Ref: https://en.wikipedia.org/wiki/Nautilus_macromphalus