On Mar 28, 2011, at 10:57 AM, Gavin Pearce wrote:

>> You guys forget a lot of folks on the list are working on cabling ships and 
>> off shore platforms, its not all about what happens on shore in this 
>> industry.
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> Valid point ... however in deep ocean, these things are pretty imperceptible. 
> The effect on ships on the surface are nominal, and off shore platforms are 
> (generally) built with these things in mind: 
> http://www.msnbc.msn.com/id/27324535/ns/technology_and_science-innovation/
> 

Here is a video of the recent Japanese tsunami from a JCG ship in the the open 
ocean. The waves (@ ~4:20 and 6:40 into the video) caused them no trouble, but 
they were certainly not imperceptible. 

Regards
Marshall

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> At the other extreme, Lituya Bay is a good example of a Mega Tsunami (1,720 
> feet):
> 
> http://en.wikipedia.org/wiki/1958_Lituya_Bay_megatsunami
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