What is the Automatic Identification System (AIS)?
What kind of information is AIS-transmitted?
How is the data collected and used by MarineTraffic?
How does MarineTraffic identify a vessel's country and flag?
What is the significance of the AIS Shiptype number?
What is the significance of the AIS Navigational Status Values?
What is the ENI Number?
How do transmitted AIS signals get attributed to correct vessels in busy areas?
How can the vessel's crew help?