With the high-speed crafts staring him right in the face, Harvath's decision to get back into the cold water was made a lot easier.
The high-speed craft made quick progress to the safety of the Palace.
Then long white streaks shot by overhead like the contrails of high-speed atmospheric craft.
Because of this, Coast Guards have developed their own high-speed craft and also use helicopters.
With less than 100 yards to the checkered flag, the two high-speed craft were humbled by having to slow down to a crawl.
The vessels are the largest high-speed craft in the world.
And traffic control didn't spot any high-speed craft departing the island during the time interval in question.
Of course, while you are doing this, you are supposed to be foot-piloting a high-speed craft.
Maritime connections have been improved with modern high-speed craft, including hydrofoils and catamarans.
The construction and operation of commercial high-speed craft is generally subject to similar legislation to that controlling other merchant shipping.