The water is pumped from a depth of 100 metres.
It does however only ever reach a depth of 5.2 metres.
It is known to dwell at a depth of 1953 metres.
The main shaft reached a depth of 82.5 metres in 1938.
The wreck is lying at a depth of between 175 and 189 metres.
Each zone has a depth of 6.1 metres - or 20 feet.
This species is found at depths of between 425 and 750 metres during the day.
It is deepest there, with a depth of 725 metres.
In the centre it has a depth of only one to two metres.
It can be found at depths of 3 to 35 metres.