There is not currently a license needed in order to operate a vessel on open water.

But last week he pleaded not guilty to operating a vessel while drunk.

The company continued to operate vessels registered in Manchester for more than 80 years, until 1985.

If he hadn't known that she'd never operated such a vessel before, he would have thought she had been flying for years.

He said the company had received all the necessary Federal, state and local licenses to operate commercial vessels in inland waterways.

It is quite practical to build a reactor which will operate a vessel for several years without refuelling.

It operated enclosed vessels that can transport up to twelve passengers.

The Army still operates vessels of many types.

The Bradbury was recommissioned after being idle (operating a commercial vessel) from 1935 to 1952.

The church refers to it as a religious order, it is also technically a private navy, and has operated several vessels in its past.