Welcome to the U.S. Coast Guard First District Prevention DivisionThe United States First Coast Guard District Prevention Division protects the public, our ports, the environment and U.S. economic interests through the prevention and mitigation of maritime incidents. The Prevention Division is broken down into four branches, Inspections and Investigations including Maritime Transportation Security Act (MTSA) compliance, Fishing Vessel Safety, and Recreational Boating Safety, Waterways Management including aids to navigation and domestic ice breaking, Coast Guard Auxiliary, and Bridges. All focusing on the prevention of deaths, injuries and property damage associated with maritime transportation, fishing, and recreational boating.