"A patrol ship of the Navy of the Korean People's Amy captured one ship of South Korea on July 30 when it illegally intruded deep into the DPRK territorial waters, " North Korea's Korean Central News Agency reported.

CNN: Report: N. Korea captures S. Korean boat

The crew of the patrol ship Taepyeongyang No.9, from the Coast Guard of the Republic of Korea, nominated by the Republic of Korea, for rescuing all three crew members and 12 passengers from a cargo-passenger ship, in high winds, heavy seas and snow, in December 2010.

FORBES: Korean Ship Captain Honored for Extraordinary Bravery at Sea

The crew of the Royal Navy's Portsmouth-based ice patrol vessel has rescued a cruise ship threatened by Antarctic ice.

BBC: HMS Protector approaches MS Fram

In the meantime, Alex Cornelissen was captaining the Farley, and he decided to take the ship out to sea for a couple of days to patrol for illegal long-lining within the reserve.

NEWYORKER: Neptune��s Navy

In late May, the Vietnamese Ministry of Defense reported that a Chinese patrol boat slashed a submerged cable of a oil and gas survey ship operated by PetroVietnam, the state energy firm.

CNN: Explainer: South China Sea - Asia's most dangerous waters

One of three Chinese patrol vessels on the scene intentionally cut a submerged cable towed by the ship, the Binh Minh 02, said Do Van Hau, deputy chief executive of state oil and gas group PetroVietnam, which was operating the ship.

BBC: Vietnam accuses China in seas dispute

The same U.S. ship -- with the help of an HC-144 maritime patrol aircraft -- spotted and intercepted a similar boat with six migrants south of Marathon, Florida.

CNN: 26 Cuban migrants intercepted by Coast Guard, repatriated

The ship drifted undetected until late last month when a Canadian coastal air patrol spotted it several hundred miles off the Queen Charlotte Islands, an archipelago on the north coast of British Columbia.

CNN: U.S. Coast Guard sinks Japanese boat washed away by tsunami

The ship had already started sinking when it made the distress call but capsized within minutes of the patrol vessel arriving.

FORBES: Korean Ship Captain Honored for Extraordinary Bravery at Sea