[Flick Lives]

The two sailings, due to depart on June 30 and July 5, were cancelled so repairs could be made to the ship, which was sailing to the Hubbard Glacier when it hit the ‘growler’ – an iceberg that has less than 3.3ft showing above the water line.

—

In a fog, in iceberg infested waters, one would think the ship would carry sonar to detect their approach on any icebergs. After all, if 90% of the iceberg is below the water, that 3 ft iceberg could still be close to 30 feet tall.

[mewzilla]

Two decades old and just the abstract, but interesting...

Growler detection in sea clutter with coherent radars

I think the cruise line has some 'splainin to do...