| Canadian Coast Guard: Explains purpose and services. Includes boating safety tips, marine notices, and other resource pages. In French and English. |
| DFT - Shipping: Information from the UK Department for Transport on maritime regulation and safety matters. |
| Marine Accident Investigation Branch: Provides information on the work of the MAIB, which is responsible for investigating all types of marine accidents, both to ships and to people on board them. |
| Sim Software: A small software development company focusing on marine navigation and safety. Free program. |
| U.S. Coast Guard Marine Safety Laboratory: Provides forensic oil analysis and expert testimony in support of the oil pollution law enforcement efforts for field investigators, districts, hearing officers, and federal agencies. |