Largest coastguard ship (displacement)

Coastguard ships are responsible for both law enforcement and maritime search and rescue. The largest such vessel in operation is the icebreaker USCGC Healy, commissioned in 1999, with a displacement of 16,000 tons. Homeported in Seattle, Washington, USA, the Healy has a length of 128 m (420 ft) and a beam of 25 m (82 ft).

Based on length, meanwhile, the largest coastguard ships are currently the Zhaotou-class patrol cutters of the Chinese Coast Guard. They are 165 m (541 ft) long and 20 m (65 ft) in beam, with a full displacement of 12,000 tons. They can operate at 25 knots (29 mph). They have a stern-mounted helicopter deck and hangar facilities for large rotary-wing aircraft and drones.