Icebergs cover a huge spectrum of sizes, from the tiny “growlers” (less than 3 ft tall and 15 ft across, or smaller than the U.S. Coast Guard definition above) and “bergy bits” (up to the ...

Bergy bits are hard to detect and, with masses of up to 5,400 tons, can inflict serious damage on ocean vessels that can crash into the hard-to-spot chunks when veering away from larger icebergs.

No-one knows for sure, but the berg might even be there for years, defending its title as the world’s biggest and resisting its eventual break-up into bergy bits and growlers.

When Carnival Corp. ships sail into Glacier Bay National Park and Preserve, a protected area teeming with wildlife and striking landscapes, they go into quiet mode.. The vessels don't make any ...

A23a is surrounding itself with an armada of off-cuts - of football-pitch-sized "bergy bits" and lorry-sized "growlers". The interplay of winds, ...

The biggest iceberg in the world, named A23a, appears to have run aground off the island of South Georgia.

'Bergy bits' Richard Turner/BAS. The British Antarctic Survey recently visited the giant berg. It is essentially following the major route for the export of ice from the continent ...