The Booming Beaver is one of the smallest vessels used by the U.S. Navy, but its job is critical. Adapted from logging ...

Diesel tug boat being converted to an electric vessel by Arc Boat Company and Divisified Marine Inc. at the Port of Los Angeles. A diesel-powered tug boat chugging as it guides ships in the Port of ...

Tugs are the workhorses of our canals and harbors. These powerful boats do everything from carrying out dangerous salvage operations to maneuvering massive ships around crowded ports. But what are ...