The Coast Guard carries out five basic missions: Maritime Safety, Maritime Mobility, Maritime Security, National Defense, and Protection of Natural Resources.
Marine Safety
Recreational Boating Safety
International Ice Patrol
Icebreaking Services
Bridge Administration
Vessel Traffic / Waterways Management
Alien Migrant Interdiction
[US Exclusive Economic Zone]? and Living Marine Resource
Law / Treaty Enforcement
General Maritime Law Enforcement
Homeland Security
Port and Waterways Security
Polar Icebreaking
Foreign Vessel Inspections
Living Marine Resources Protection
Marine and Environmental Science