But they do have to worry about becoming the nautical equivalent of roadkill.
I thought Soho was the best place on earth for people-watching, but that was before I found myself living in Trinidad's nautical equivalent of a caravan park.
Prosecutors believe Mr Schettino had been intending to perform the nautical equivalent of a fly-by past the island's main port when the accident happened.
Mr. Julius hopes that Chris-Craft will be the nautical equivalent of Harley-Davidson, with a revamped product to match the mystique.
The yacht stood still while the water behind her churned, in the nautical equivalent of spinning her wheels.
These flats, too shallow for almost any other boat, are the nautical equivalent of the far side of the moon - a zone of eerie quiet where cormorants reign.
The nautical equivalent is a naval ensign - the battle ensign.
This accomplishment was the nautical equivalent to the X-1 breaking the sound barrier.
Roamers were sleek white motor cruisers streamlined to give the impression of speed and power - the nautical equivalent of vintage muscle cars.
Their flotilla of watercraft appeared to be the nautical equivalent of the Oklahoma Land Rush.