Vast whirlpool grows off Sydney

A huge oceanic whirlpool continues to churn off the Australian coast.  Not far from Sydney, the "eddy" is about 150 kilometers across.  Which is a terrifying thought, making us consider the awful destructive power of the seas.

It's also very cold, pulling up water from half a klick down in the Pacific.  More fearsome possibilities here, especially in contrast with sunny beaches, not to mention the psychological power of hidden things pulled up from the deeps.

BLDGBLOG catches the Poe-Gothic elements of this hydrological monster, then reaches out for science fiction fears:

could that "something unusual" be repeated elsewhere? And though I mean naturally, perhaps it could even be done artificially: a vast stirring operation at sea, brought to you by Boeing...