Asian Diver and Scuba Diver No.6/2014 Volume 135 | Page 3
SUBMARINE
SECRETS
DIVING BY NUMBERS
Buried in the deep lie innumerable
secrets, some still a clandestine
rumour, some that are just being
brought to light.
The Pacific Ocean contains
25,000 islands,
more than all other oceans combined.
90% of all
volcanic activity
on the planet occurs in the oceans.
1
Ocean pressure at its deepest point exceeds
11,318 tonnes
per square metre.
The ocean contains
of gold – a concentration of
in each litre of seawater.
The Kuroshio Current off Japan
is the world's largest, travelling between
40–121 kilometres
The Black Sea underwater river, a current of saline water
flowing through the Bosphorus Strait, is
60 kilometres
By Shreya Gopi
long.
daily.
Photo Matt Smith
20 million tonnes
13 billionths of a gram